Diffchecker
8.2#1 in file comparison softwareFrom $15 a monthFree planiOSWebAPIExtension
VisitDiffchecker vs SmarterDiff
SmarterDiff
7.3#5 in document comparison softwareFree planFree planAndroidiOSWebLinux
VisitWhat both publish
| Fact | Diffchecker | SmarterDiff |
|---|---|---|
| Image comparison | Image comparison offers side-by-side, highlight, fade and slider modes plus pixel-level differences and automatic alignment. | PNG, JPG, WebP, GIF and BMP images can be compared pixel by pixel with overlay, side-by-side and slider views. |
| Intended users | The site describes use cases for developers and engineers, writers and editors, and data and operations teams. | The About page identifies legal professionals, financial analysts and auditors, journalists and fact-checkers, and software developers as users. |
| Limits | The pricing page lists Basic allowances such as five tries per month for unified view and real-time editing and ten tries per month for character-level differences and merge changes. | The site says file size is limited by available computer memory and browser limits; scanned PDFs without embedded text cannot be text-compared. |
Diffchecker plans
- API BasicFree
- BasicFree
- Pro + Desktop$15 a month
- Diffchecker Legal$20 a month
- Enterprise$40 a month
- API Standard$99 a month
SmarterDiff plans
- FreeFree
Pick Diffchecker if…
Diffchecker suits developers, writers, editors, and data or operations teams who need to compare text or other file types. Its desktop app also suits users who need offline comparisons.
Pick SmarterDiff if…
SmarterDiff may suit legal professionals, financial analysts and auditors, journalists and fact-checkers, or software developers who need manual file comparisons. It is also relevant to people who want comparisons processed in their browser rather than uploaded.