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About DiffTool
DiffTool is a free tool for reviewing text edits and differences in hard-to-see characters in your browser. It is intended to help with revisions such as contracts and translations, while keeping comparison text out of server transmission and storage.
Use the contact below to report a site problem, an error in the instructions, or a privacy question. The Guide explains comparison examples and the tool’s limits.
Contact by email
Reporting a problem
Please include:
- When the problem occurred
- Your browser
- Your operating system
- The steps that led to the problem
- Any error code shown
Do not send the text you compared, the comparison results, or confidential information. Describe the steps without including your actual text.
You may also want to read Privacy.