Compare two text files or snippets side-by-side with character-level precision.
Drop file here or browse
Or paste text below
Drop file here or browse
Or paste text below
Supports any text-based file format
Drag and drop your files into the upload zones, or paste text directly into the text areas. Supports .txt, .md, .html, .css, .js, .json, .xml, and more.
Select your preferred view mode (side-by-side or inline) and diff level (word, character, or line). Toggle options like "ignore whitespace" or "ignore case".
Review additions (green), deletions (red), and modifications. Copy or download the comparison result for your records.
Absolutely. All comparisons happen entirely in your browser using JavaScript. Your files are never uploaded to any server.
Any text-based file: .txt, .html, .css, .js, .json, .xml, .md, .py, .java, .php, .go, .rs, .ts, .c, .cpp, .sql, .yaml, .log, and more.
Word-level diff compares text word by word, which is easier to read. Character-level diff shows the exact characters that changed, useful for finding subtle differences.
Since everything runs in your browser, the limit depends on your device memory. Typically files up to 10MB work smoothly.
Yes! For syntax-highlighted code comparison, try our dedicated Code Compare tool that supports JavaScript, Python, Java, PHP, Go, Rust, and more.