Free Online Text Tools
Powerful text manipulation tools that run entirely in your browser. No uploads, no servers, no tracking — your text stays private.
All Text Tools
Case Converter
Convert text to uppercase, lowercase, title case, camelCase, snake_case, and more.
Text Diff
Compare two texts side-by-side and highlight additions, deletions, and changes.
Remove Duplicates
Remove duplicate lines with options for case sensitivity and whitespace trimming.
Lorem Ipsum Generator
Generate placeholder text — paragraphs, sentences, or words of lorem ipsum.
Text Reverser
Reverse text by characters, words, or lines instantly.
Text Sorter
Sort lines alphabetically, by length, numerically, or shuffle randomly.
Find & Replace
Find and replace text with regex support, case sensitivity, and match highlighting.
Whitespace Remover
Remove extra spaces, trim lines, remove blank lines, and clean up whitespace.
Why Use TextTools.one?
TextTools.one provides a comprehensive suite of free online text manipulation tools designed for writers, developers, students, and anyone who works with text. Every tool runs entirely in your browser using client-side JavaScript — your text is never sent to any server.
Complete Privacy
Unlike many online text tools that upload your content to remote servers, TextTools.one processes everything locally in your browser. This means your sensitive documents, code snippets, and personal text never leave your device. There are no accounts to create, no data to store, and no privacy concerns.
Professional Text Tools
Our case converter supports 10 different formats including camelCase, snake_case, and kebab-case — essential for developers. The text diff tool provides a clear side-by-side comparison with color-coded changes. The find and replace tool supports full regular expressions for advanced text manipulation.
Built for Speed
With no server round-trips required, every tool delivers instant results. Paste your text, click a button, and get your output immediately. The tools handle large texts efficiently, making them suitable for processing entire documents, codebases, or data files.