27 free tools · no sign-up
Free online text tools for writers, marketers and developers
Count words, convert case, check readability, preview SEO titles, format JSON and more. Every tool runs instantly in your browser, so your text stays private.
Most popular tools
Word Counter
Count words, characters, sentences and paragraphs as you type.
Open toolCharacter Counter
Count characters with and without spaces, and check platform limits.
Open toolReadability Checker
Get a Flesch Reading Ease score and Flesch-Kincaid grade level.
Open toolCase Converter
Switch text between UPPERCASE, lowercase, Title Case, Sentence case and more.
Open toolKeyword Density Checker
See how often each keyword and phrase appears, as a percentage.
Open toolMeta Description Checker
Check meta description length in pixels and preview it in Google.
Open toolJSON Formatter
Beautify, validate and minify JSON with precise error locations.
Open toolSocial Media Character Counter
Check your post against every major platform's limits at once.
Open toolText Analysis & Writing
Measure, check and improve your writing.
Word Counter
Count words, characters, sentences and paragraphs as you type.
Open toolCharacter Counter
Count characters with and without spaces, and check platform limits.
Open toolSentence Counter
Count sentences and paragraphs and check average sentence length.
Open toolReadability Checker
Get a Flesch Reading Ease score and Flesch-Kincaid grade level.
Open toolReading Time Calculator
Estimate reading and speaking time at a speed you choose.
Open toolPassive Voice Checker
Highlight passive sentences and see what share of your text uses them.
Open toolDuplicate Word Finder
Catch "the the" typos and see which words you overuse.
Open toolN-Gram Generator
Find the most frequent two- and three-word phrases in your text.
Open toolText Formatting & Transformation
Clean, convert and reformat text in bulk.
Case Converter
Switch text between UPPERCASE, lowercase, Title Case, Sentence case and more.
Open toolRemove Extra Spaces
Strip double spaces, tabs, trailing spaces and extra blank lines.
Open toolFind and Replace
Replace every occurrence of a word or phrase, with match highlighting.
Open toolAdd Prefix and Suffix
Add text to the start and end of every line in bulk.
Open toolSEO Tools
Optimise titles, descriptions, keywords and URLs.
Keyword Density Checker
See how often each keyword and phrase appears, as a percentage.
Open toolMeta Description Checker
Check meta description length in pixels and preview it in Google.
Open toolTitle Tag Checker
Check SEO title length and pixel width with a live Google preview.
Open toolSlug Generator
Turn titles into clean, SEO-friendly URL slugs.
Open toolDeveloper Tools
Format, encode and hash data locally.
JSON Formatter
Beautify, validate and minify JSON with precise error locations.
Open toolBase64 Encoder & Decoder
Encode text to Base64 or decode it back, with full UTF-8 support.
Open toolURL Encoder & Decoder
Percent-encode or decode URLs, query strings and form data.
Open toolHash Generator
Create MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text or files.
Open toolData Conversion
Extract, sort and convert lists and spreadsheets.
Creative / Social
Fit posts to platform limits and play with text.
Social Media Character Counter
Check your post against every major platform's limits at once.
Open toolTwitter Character Counter
Count characters for X posts using X's own link and emoji rules.
Open toolLorem Ipsum Generator
Generate placeholder text by words, sentences or paragraphs.
Open toolText Reverser
Write text backwards, reverse word or line order, or flip it upside down.
Open toolWhy use WordTools Pro?
Private by design
Every tool runs in your browser. The text, code and data you paste are processed on your device and never uploaded to our servers.
Instant results
No waiting for a server, no page reloads. Counts, conversions and checks update as you type, even on long documents.
Free, no sign-up
No accounts, no daily limits and no watermarks. Open a tool and start working straight away, on desktop or mobile.
Accurate and explained
Counting follows Unicode rules, SEO checks measure pixel width, and every tool page explains exactly how results are calculated.