About SimpleTextDiff

SimpleTextDiff is a free, fast, and private toolkit for working with text. No account needed — everything runs in your browser.

What's Included

Text Comparison

Paste two texts side by side and instantly see what changed — added, removed, or modified lines highlighted clearly.

Word Counter

Analyze your text in real time: word count, character count, sentences, paragraphs, byte size, reading time, and keyword density.

Why SimpleTextDiff?

100% in-browser — your text never leaves your device
No account required — just open and use
Free with no usage limits