Free developer tools
110 quick tools for code, data, images, PDFs and more. They run in your browser, so your files and text stay on your device.
10 tools
Case Converter
Convert text to UPPER, lower, Title, Sentence and more in one click.
Open toolText Diff Checker
Compare two texts and highlight added, removed and changed lines or words.
Open toolWord & Character Counter
Count words, characters, sentences and paragraphs, with reading time, readability and keyword density.
Open toolLorem Ipsum Generator
Generate placeholder paragraphs, sentences, words or list items, as text or HTML.
Open toolString Utilities
Trim, reverse, sort, dedupe, slugify, escape and transform text with one click.
Open toolMarkdown to HTML
Convert Markdown (GitHub-flavoured) to clean HTML with a live preview.
Open toolMarkdown Table Generator
Build Markdown tables in a grid editor or from CSV, with column alignment and preview.
Open toolUnicode Character Finder
Search thousands of Unicode characters by name or code point and copy them in any format.
Open toolText to Speech
Read text aloud with your device’s voices, with adjustable speed, pitch and volume.
Open toolTodo List
A simple, private task list that remembers your work between visits.
Open tool