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Compare plain text files online

Compare any plain text files — logs, notes, documents, or lists — with precise word-level diff highlighting. Runs entirely in your browser — nothing is uploaded to any server.

L: 0 lines  |  R: 0 lines Paste or upload Plain Text files, then click Compare
Original
Drop Plain Text file here
Modified
Drop Plain Text file here

Compare plain text files online — fast, free, and private

Use TextFileCompare.com to compare Plain Text files directly in your browser. Compare any plain text files — logs, notes, documents, or lists — with precise word-level diff highlighting. No account required, no data uploaded — your code never leaves your device.

Common use cases

Log file comparison

Document proofreading

List diffing

Note version comparison

Try other language comparisons

TypeScript JavaScript PHP Python HTML CSS JSON XML SQL YAML Markdown Java C / C++ Shell / Bash INI / Config

Back to the general text compare tool.

Learn about all features on the features page.