Count words, characters, sentences, paragraphs, and reading time locally.
Tool category
Text
Analyze, clean, compare, generate, and preview text locally.
Popular text
All text
Count words, characters, sentences, paragraphs, and reading time locally.
Convert text to upper, lower, title, or sentence case locally.
Trim, deduplicate, sort, reverse, find, replace, and normalize text.
Compare two texts line by line without uploading either one.
Generate configurable placeholder paragraphs locally.
Preview common Markdown safely in your browser.
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About text
Work with words and documents directly in the browser, from counting and cleanup to case conversion, comparison, and Markdown preview.
Choosing the right tool
Text inputs stay in your browser, so these tools are suitable for quick edits without uploading the content to Toolbox.
Built for focused, private work
Each card states whether work happens in your browser, on the Toolbox server for the current request, or through an external provider. No account is required.