Are the tools free to use?
Yes. Every tool on this page is free, with no account, no sign-up, and no usage limit for normal use.
Free online tools for everyday tasks
200+ simple tools for text, code, dates, numbers, units, colors, and more. Pick a tool, press one button, and copy the result. Nothing to install and no account.
Word & text counters
Count words, characters, sentences, and lines, and check how easy your text is to read.
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Word Counter
Count words, characters, sentences, and reading time, and see your most used words.
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Character Counter
Count characters with and without spaces, and see letters, digits, and symbols.
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Sentence Counter
Count sentences, see their types and structure, and get a writing score.
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Line Counter
Count all lines, non-blank lines, or lines of code without comments.
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Word Frequency Analyzer
Rank words by how often they appear, with stop-word filters and a word cloud.
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Readability Score Calculator
Score English text with Flesch, Fog, SMOG, and four more readability formulas.
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Get String Length
Count the characters, bytes, words, and character types in any string.
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Paragraph Counter
Count paragraphs by blank lines or by line, with a table of each paragraph’s length.
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Reading Time Calculator
Estimate how long a text takes to read at your chosen speed and density.
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Speaking Time Calculator
Estimate how long a speech or script takes to say at your pace, with pauses.
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Syllable Counter
Count syllables per word and per line, and check haiku and limerick patterns.
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Find Longest Line
Find the longest lines in text, code, or logs.
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Pangram Checker
Check whether a sentence uses every letter of the alphabet.
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Lipogram Checker
Find forbidden letters in a lipogram, such as writing without E.
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Text to Speech Reader
Read text aloud with your browser’s voices and word highlighting.
Text cleanup & case
Change letter case, find and replace, and remove duplicates, line breaks, extra spaces, and hidden characters.
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Text Case Converter
Switch text between UPPERCASE, lowercase, Title Case, camelCase, and 8 more styles.
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Title Case Converter
Capitalize titles in APA, Chicago, MLA, or AP style and see what changed.
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Find and Replace Text
Replace words or regex patterns in text, preview every match, and undo.
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Remove Duplicate Lines
Delete repeated lines from a list, keeping the first or last copy.
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Remove Empty Lines
Delete blank lines and whitespace-only lines from text or code.
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Remove Line Breaks
Join broken lines into one paragraph, with a space, comma, or custom separator.
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Add Line Breaks
Wrap text so every line fits a set number of characters.
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Add Line Numbers
Put a sequential number at the start of every line.
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Remove Line Numbers
Strip line numbers from code, logs, and numbered lists.
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Add Prefix and Suffix to Text
Add text before and after every line or word, such as quotes or HTML tags.
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Remove Leading and Trailing Spaces
Trim spaces and tabs from the start and end of every line.
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Remove Spaces
Collapse extra spaces, delete all spaces, or squeeze text onto one line.
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Remove Punctuation
Strip periods, commas, quotes, brackets, and symbols from text.
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Remove Accents
Turn accented letters into plain ones: é → e, ñ → n, ß → ss.
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Invisible Character Remover
Find and remove zero-width spaces, soft hyphens, and other hidden characters.
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Reverse Text
Write text backwards, or reverse the order of its words or lines.
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Text Repeat
Repeat text many times with separators, numbering, and a counter.
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Bionic Reading Converter
Bold the start of each word to make text easier to skim.
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Break Line by Characters
Wrap text so every line fits within a character limit.
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Whitespace Visualizer
Show spaces, tabs, line endings, and hidden Unicode characters.
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SRT Time Shift
Shift, re-sync, or frame-rate convert SRT subtitle timings.
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SRT to TXT Converter
Turn SRT subtitles into clean text or a transcript.
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VTT to TXT Converter
Turn WebVTT captions into a clean transcript.
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SRT to CSV Converter
Turn SRT subtitles into a CSV spreadsheet.
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CSV to SRT Converter
Turn a CSV of times and text into an SRT subtitle file.
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SRT Merger
Combine two SRT files one after the other or on one timeline.
Developer formatters & converters
Format and validate JSON, YAML, and SQL, convert between CSV and JSON, and test regular expressions.
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JSON Formatter & Validator
Beautify, minify, validate, or repair JSON, with exact error positions.
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CSV to JSON Converter
Turn CSV rows into JSON objects, arrays, columns, or NDJSON.
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JSON to CSV Converter
Flatten JSON and API responses into spreadsheet-ready CSV.
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YAML Formatter & Validator
Check YAML for errors, reformat it, or convert it to JSON.
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SQL Formatter
Turn one-line SQL into clean, indented, readable queries.
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HTML Entity Encoder/Decoder
Escape text as HTML entities, or decode < and € back to text.
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JSON String Escape/Unescape
Escape quotes, backslashes, and line breaks for JSON, or unescape them.
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Regex Tester
Test regular expressions with highlighted matches, groups, and replacements.
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URL Slug Generator
Turn titles into clean, lowercase, hyphenated URL slugs.
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HTML to Markdown Converter
Turn HTML into clean Markdown with tables, lists, links, and code blocks.
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Lorem Ipsum Generator
Generate lorem ipsum paragraphs, sentences, or words, plain or wrapped in HTML.
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Markdown Table Generator
Convert CSV, TSV, or pipe-separated data into a Markdown table.
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URL Parser
Split a URL into its parts and inspect decoded paths and query parameters.
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PX to REM Converter
Convert px to rem or em and back, with a custom root font size and a CSS block.
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CSS Box Shadow Generator
Design layered CSS box shadows with a live preview and copy the code.
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Crontab Expression Generator
Build a cron expression, read it in plain English, and copy the crontab line.
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Unix Permission Calculator
Convert chmod permissions between checkboxes, octal, and symbolic form.
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Robots.txt Generator
Create a robots.txt file from simple fields, or validate one you already have.
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Meta Tag Generator
Generate SEO, Open Graph, and Twitter card meta tags with live previews.
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XML Sitemap Generator
Create a sitemap.xml file from a list of URLs, with images and hreflang links.
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Unix Time Converter
Convert Unix timestamps to dates in any time zone, and dates to timestamps.
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CSS Beautifier
Format messy or minified CSS into clean, indented code, or minify it.
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CSS Compressor
Minify CSS to shrink its size, with an aggressive mode for extra savings.
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HTML Beautifier
Format and indent messy or minified HTML, or minify it, and spot unclosed tags.
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HTML Compressor
Minify HTML by removing comments, extra spaces, and line breaks.
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Query String Builder
Build encoded URL query strings from key=value lines, or decode one into JSON.
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HTTP Status Code Reference
Look up any HTTP status code with its meaning, usage, headers, and code examples.
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JWT Decoder
Decode JSON Web Tokens and read their claims and expiry.
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JSON to YAML Converter
Convert JSON into clean, readable YAML.
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XML to JSON Converter
Convert XML documents to JSON in four common styles.
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XML Validator
Check XML for syntax errors, then format or minify it.
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JavaScript Minifier & Beautifier
Minify JavaScript for production or beautify it to read.
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.htaccess Redirect Generator
Generate Apache .htaccess redirects, HTTPS rules, and more.
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Random User-Agent Generator
Generate realistic User-Agent strings for browsers, phones, and bots.
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TOML to JSON Converter
Convert TOML config files to JSON.
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.env File Generator
Build .env files from templates with secure random secrets.
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CSS Grid Generator
Design CSS Grid layouts visually and copy the code.
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CSS Flexbox Playground
Play with flexbox properties live and copy the CSS.
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cURL Command Builder
Build correct curl commands from a simple form.
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cURL to JSON Converter
Turn cURL commands into JSON or ready-to-run code.
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Git Command Generator
Get the right Git command for a task, explained and rated for safety.
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Hreflang Tag Generator
Generate and check hreflang tags for international SEO.
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PT to PX Converter
Convert points to pixels and back at any resolution.
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Smart Quotes Remover
Turn curly smart quotes into straight quotes for code and data.
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SVG to React JSX Converter
Turn SVG markup into a ready-to-use React component.
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JSON Schema Generator
Infer a JSON Schema from sample JSON data.
Encoders, hashes & IDs
Encode and decode Base64 and URLs, create MD5 and SHA-256 hashes, and generate UUIDs.
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Base64 Encoder
Encode text or a file to standard, URL-safe, or MIME Base64.
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Base64 Decoder
Decode Base64 or URL-safe Base64 back to text, hex, or binary.
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URL Encoder
Percent-encode text for URLs, query strings, or path segments.
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URL Decoder
Turn %20-style encoded URLs and text back into readable text.
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GUID / UUID Generator
Generate v4, v1, or v5 UUIDs in bulk and validate any GUID.
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Password Generator
Generate strong passwords, passphrases, or PINs with a strength rating.
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Random String Generator
Generate random strings for API keys, tokens, codes, and test data.
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MD5 Hash Generator
Create the MD5 hash of text or a file and check it against a checksum.
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SHA256 Hash Generator
Create the SHA-256 hash of text or a file and verify a checksum.
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SHA1 Hash Generator
Create the SHA-1 hash of text or a file and check it against a checksum.
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SHA224 Hash Generator
Create the SHA-224 hash of text or a file and check it against a checksum.
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SHA384 Hash Generator
Create the SHA-384 hash of text or a file and check it against a checksum.
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SHA512 Hash Generator
Create the SHA-512 hash of text or a file and check it against a checksum.
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SHA3-256 Hash Generator
Create the SHA3-256 hash of text or a file and check it against a checksum.
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RIPEMD160 Hash Generator
Create the RIPEMD-160 hash of text or a file and check it against a checksum.
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CRC32 Checksum Calculator
Calculate the CRC32 checksum of text in hex, decimal, and binary.
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Bcrypt Hash Generator & Checker
Generate bcrypt password hashes or check a password against a bcrypt hash.
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Morse Code Generator
Translate text to Morse code and play it as sound.
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Morse Code Decoder
Translate Morse code dots and dashes back into text.
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Text to Binary, Hex & ASCII Converter
Convert text to binary, hex, decimal, and octal, and back again.
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SHA3-384 Hash Generator
Create the SHA3-384 hash of text or a file and check it against a checksum.
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SHA3-512 Hash Generator
Create the SHA3-512 hash of text or a file and check it against a checksum.
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Adler-32 Checksum Calculator
Calculate the Adler-32 (zlib) checksum of text, step by step.
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CRC-64 Checksum Calculator
Calculate CRC-64 checksums in four common variants.
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FNV-1a Hash Generator
Generate FNV-1a hashes from 32 to 1024 bits.
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MurmurHash3 Generator
Generate 32-bit and 128-bit MurmurHash3 hashes with a seed.
Lists & comparison
Sort and clean lists, find the difference between two lists, turn lines into SQL, and compare two texts.
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Sort Lines Alphabetically
Sort lines A–Z, Z–A, naturally, by length, or by number.
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List Cleaner
Dedupe, trim, filter, sort, and reformat a list in one step.
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List Difference Calculator
Compare two lists: only in A, only in B, in both, and all items.
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Text to SQL List Converter
Turn one value per line into a quoted list for SQL IN (…).
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Diff Checker
Compare two texts side by side and see exactly what changed.
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Sort Text by Length
Sort lines from shortest to longest or the reverse, with length statistics.
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Remove Lines Containing
Remove or keep every line that matches a word, phrase, or pattern.
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Reverse Lines
Flip the order of lines so the last line comes first.
Extract from text
Pull email addresses, links, and numbers out of any block of text.
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Email Extractor
Pull every email address out of text, with duplicates removed.
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URL Extractor
Pull every link out of text or HTML, with duplicates removed.
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Number Extractor
Pull every number out of text and get the sum, average, and median.
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HTML to Text Converter
Strip HTML tags and keep clean, readable plain text.
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Text Column Extractor
Pull chosen columns out of CSV, tab, or space-separated text.
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Phone Number Extractor
Pull phone numbers out of text and export them.
Date & time
Count the days between dates, add or subtract time, find the day of the week or week number, convert time zones, and run a timer or stopwatch.
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Age Calculator
Work out an exact age in years, months, days, and more.
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Days Between Two Dates
Count the days, weeks, and business days between two dates.
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Date Calculator
Add or subtract days, weeks, months, or years from a date.
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Day of the Week Calculator
Find the weekday of any date in history or the future.
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Week Number Calculator
Find the week number of a date, or the dates in a given week.
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Time Duration Calculator
Work out the hours, minutes, and seconds between two times.
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Time Zone Converter
Convert a time between cities and find hours that suit everyone.
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Countdown Timer
Run an online countdown timer with an alarm, progress ring, and full screen.
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Online Stopwatch
Time anything to the hundredth of a second, with laps, splits, and CSV export.
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Day of the Year Calculator
Find the day number of any date and how much of the year is left.
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Days in Month
Find how many days are in any month of any year.
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Half Birthday Calculator
Find the date of your next half birthday and count down to it.
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Halfway Date Calculator
Find the date halfway between two dates.
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How Long Ago Calculator
Find how much time has passed since any date.
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How Long Until Calculator
Count down to any future date or time.
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Business Days Calculator
Count working days between two dates, minus weekends and holidays.
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Add Business Days to Date
Add or subtract working days from a date, skipping holidays.
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Anniversary Calculator
Count the time since a wedding, relationship, or job began.
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Birth Day of the Week Calculator
Find out which day of the week you were born on.
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ISO 8601 Date Formatter
Write a date and time in ISO 8601 and other standard formats.
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Julian Date Converter
Convert between calendar dates and astronomical Julian Dates.
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Decimal to Time Converter
Convert decimal hours into hours, minutes, and seconds.
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Time to Decimal Converter
Convert hours, minutes, and seconds into decimal hours.
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World Clock
See the current time and day or night in cities worldwide.
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Online Alarm Clock
Set alarms in your browser with sounds, labels, and snooze.
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Date to Roman Numerals Converter
Write a date in Roman numerals for tattoos and keepsakes.
Math & numbers
Convert number bases and Roman numerals, work with percentages, fractions, and averages, and calculate grades and GPA.
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Number Base Converter
Convert numbers between any bases from 2 to 36, with step-by-step working.
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Binary Converter
Convert binary to decimal, hex, and octal, with every bit explained.
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Hex Converter
Convert hex to decimal, binary, octal, and every base from 2 to 36.
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Roman Numerals Converter
Convert numbers to Roman numerals and back, including dates.
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Percentage Calculator
Calculate percentages, percentage change, and increases or decreases.
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Percentage Change Calculator
Find the percentage increase or decrease between two values.
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Degrees to Radians Converter
Convert degrees to radians as decimals or fractions of π.
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Average Calculator
Find the mean, median, mode, and weighted average of numbers.
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Fraction Calculator
Add, subtract, multiply, and divide fractions and mixed numbers.
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Fraction Simplifier
Reduce a fraction to lowest terms and see how it was done.
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Greatest Common Factor Calculator
Find the greatest common factor of numbers, with three methods.
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Least Common Multiple Calculator
Find the least common multiple of numbers, with four methods.
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Is It a Prime Number?
Check whether a number is prime and factor it if it is not.
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GPA Calculator
Calculate your grade point average from grades and credits.
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Grade Calculator
Work out your course grade and the score you need on what is left.
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Number to Word Converter
Spell out numbers in English words, ordinals, or check amounts.
Unit converters
Convert temperature, length, weight, volume, speed, file sizes, and cooking measurements, with every unit shown at once.
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Temperature Converter
Convert between Celsius, Fahrenheit, Kelvin, Rankine, and Réaumur.
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Length Converter
Convert between metric, imperial, nautical, and astronomical lengths.
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Weight Converter
Convert between kilograms, pounds, ounces, stone, tons, and more.
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Volume Converter
Convert between liters, gallons, cups, fluid ounces, spoons, and more.
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File Size Converter
Convert bytes, KB, MB, GB, and TB in decimal and binary units.
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CM to Inches Converter
Convert centimeters to inches, fractions of an inch, and feet and inches.
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KG to LBS Converter
Convert kilograms to pounds and pounds to kilograms.
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Feet to Meters Converter
Convert feet and inches to meters, centimeters, and millimeters.
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MPH to KM/H Converter
Convert mph to km/h and km/h to mph, with m/s and knots.
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Cups to Grams Converter
Convert cups to grams for flour, sugar, butter, and 39 more ingredients.
Color tools
Convert color codes, check contrast for accessibility, build gradients and color schemes, and generate random colors.
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HEX to RGB Converter
Convert hex color codes to RGB, RGBA, HSL, and CMYK values.
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Color Code Converter
Convert a color between HEX, RGB, HSL, HSV, CMYK, and CSS names.
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Color Contrast Checker
Test text and background colors against WCAG AA and AAA contrast.
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Gradient Generator
Build linear and radial CSS gradients and copy CSS, Tailwind, or SVG.
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Color Scheme Generator
Build color palettes from one base color with seven harmony rules.
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Random Color Generator
Generate random colors and palettes in eight styles.
Random pickers
Pick random numbers and names, flip coins, roll dice, shuffle lists, and spin a prize wheel, all with fair cryptographic randomness.
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Random Number Generator
Pick random whole numbers in any range, with or without repeats.
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List Randomizer
Shuffle the lines of any list into a fair random order.
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Coin Flipper
Flip one or up to 100 coins online and count heads and tails.
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Dice Roller
Roll D4 to D100 dice online with modifiers, for board games and RPGs.
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Spin the Wheel
Spin a random picker wheel with your own choices.
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Random Name Picker
Draw random winners from a list of names, with a wheel and a draw certificate.
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Lottery Number Generator
Generate random lottery numbers for popular games or your own.
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Magic 8-Ball
Ask a yes-or-no question and shake the Magic 8-Ball.
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Rock Paper Scissors
Play rock paper scissors against the computer or pick a fair random move.
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Random Playing Card Generator
Draw random playing cards from a shuffled deck.
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Random Poker Hand Generator
Deal random poker hands, rank them, and find the winner.
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Random Group Generator
Split a list of names into fair, random groups.
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Random PIN Generator
Generate secure random PIN codes without easy patterns.
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Random IP Address Generator
Generate random IPv4 and IPv6 addresses for testing.
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Random Port Number Generator
Pick random port numbers that avoid common services.
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Random NanoID Generator
Generate short, URL-safe NanoIDs with a custom alphabet.
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Random Time Generator
Generate random times of day within any range.
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Random Decimal Number Generator
Generate random decimal numbers between 0 and 1.
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Random Coordinate Generator
Generate random latitude and longitude coordinates.
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Bingo Card Generator
Make unique, printable bingo cards with numbers, words, or pictures.
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Dice Roll Probability Calculator
Work out the exact odds of any dice total.
Fancy text & word games
Turn plain text into fancy, small, or upside-down Unicode letters you can paste anywhere, find anagrams, and make word scrambles.
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Fancy Text Generator
Turn text into 30+ fancy Unicode fonts to copy into bios and posts.
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Small Text Generator
Turn text into ˢᵘᵖᵉʳˢᶜʳⁱᵖᵗ, subscript like H₂O, or sᴍᴀʟʟ ᴄᴀᴘs to copy and paste.
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Upside Down Text Generator
Flip text upside down, ʇxǝʇ ǝʞıl sıɥʇ, and copy it anywhere.
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Zalgo Text Generator
Make Zalgo glitch text with adjustable intensity and direction to copy.
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Strikethrough Text Generator
Make s̶t̶r̶i̶k̶e̶t̶h̶r̶o̶u̶g̶h̶, underlined, and slashed text in 12 styles to copy.
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Invisible Text Generator
Generate blank Unicode characters, like zero width spaces, to copy and paste.
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ASCII Art Generator
Turn words into ASCII art banners in 26 classic FIGlet fonts.
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Pig Latin Translator
Translate English to Pig Latin and back, with a word-by-word breakdown.
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Caesar Cipher Tool
Encrypt and decrypt Caesar cipher text, or try all 26 shifts to crack it.
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Anagram Generator
Find anagrams and every word you can make from a set of letters.
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Word Scramble Generator
Turn a word list into scramble puzzles to solve or print.
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Acronym Generator
Make acronyms from phrases, or phrases from acronyms.
About OMGToolbox
OMGToolbox is a set of small, focused tools for everyday text work: checking the length of a draft, cleaning up a pasted list, formatting JSON before you read it, or encoding a string for a URL.
Every tool follows the same pattern. Put your text in the box, press the button, and the result appears below with a copy button. Each page explains exactly how it counts or converts, so you know what the numbers mean.
Frequently asked questions
Is my text sent to a server?
No. The tools listed here run in your browser, so the text you paste is processed on your own device and is not uploaded or stored by us.
Do the tools work on a phone?
Yes. Every page adapts to phone, tablet, and desktop screens, and the main button and results stay easy to reach on a small screen.
How do I report a wrong result or suggest a tool?
Email [email protected] with the tool name and the text you used. Each tool page lists its exact counting and conversion rules, which helps us check the result quickly.