Altova DiffDog vs Kaleidoscope
Altova DiffDog
altova.comKaleidoscope
kaleidoscope.appSide by side
| Figure | Altova DiffDog | Kaleidoscope |
|---|---|---|
| Price from | — | $0.67/mo |
| Free plan | — | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Windows | Yes | — |
| macOS | — | Yes |
| Plans published | 2 | 4 |
| Spec score · File Comparison Software | 8.3 (#4) | 7.6 (#22) |
| Spec score · Diff and Merge Tools | 8.3 (#4) | 7.6 (#18) |
| Founded | 1992 | 2022 |
| Headquarters | Vienna, Austria; Marblehead, Massachusetts, United States | Millstatt, Austria |
| Purpose | DiffDog compares and merges text and source-code files, XML and JSON files, Word documents, directories, and database schemas and content. | Kaleidoscope compares and merges text, image, and folder contents. |
Plans
Altova DiffDog
- DiffDog 2026 Professional Edition$189, paid once
- DiffDog 2026 Enterprise Edition$269, paid once
Kaleidoscope
- TrialFree
- Yearly$8 a year
- Team$10 a year
- MonthlyPrice not published
In their own words
Altova DiffDog
Altova DiffDog has no write-up on Specifiction yet; its figures are above.
Kaleidoscope
Kaleidoscope has no write-up on Specifiction yet; its figures are above.