Best Kattis Alternatives in 2026
Updated
20 apps from automated grading software ranked against Kattis on the same published basis.
- 1Kattis vs Wayground (formerly Quizizz)
- 2Kattis vs PrairieLearn
- 3Kattis vs MATLAB Grader
- 4Kattis vs Socrative
- 5Kattis vs Gradescope
- 6Kattis vs DMOJ
- 7Kattis vs ZipGrade
- 8Kattis vs CodeGrade
- 9Kattis vs WeBWorK
- 10Kattis vs Formative
- 11Kattis vs MyOpenMath
- 12Kattis vs codePost
- 13Kattis vs Inspera Assessment
- 14Kattis vs ClassMarker
- 15Kattis vs ClassLens
- 16Kattis vs Codio
- 17Kattis vs HackerRank
- 18Kattis vs Autolab
- 19Kattis vs IMathAS
- 20Kattis vs Easy LMS
Kattis alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Wayground (formerly Quizizz) | 7.5 | Free plan | $18/mo | Android, Browser, iOS, Linux, Mac, Web, Windows |
| 2 | PrairieLearn | 7.4 | Free plan | $0.25/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | MATLAB Grader | 7.3 | Free plan | Free | Linux, Mac, Web, Windows |
| 4 | Socrative | 7.2 | Free plan | $10/mo | Android, iOS, Web |
| 5 | Gradescope | 7.1 | Free plan | Free | Android, iOS, Web |
| 6 | DMOJ | 7.0 | Free plan | Free | API, Linux, self-hosted, Web, Windows |
| 7 | ZipGrade | 7.0 | Free plan | $0.58/mo | Android, iOS, Web |
| 8 | CodeGrade | 6.9 | Free plan | Free | API, Web |
| 9 | WeBWorK | 6.9 | Free plan | Free | API, Linux, self-hosted, Web |
| 10 | Formative | 6.8 | Free plan | $20.75/mo | Web |
| 11 | MyOpenMath | 6.8 | Free plan | Free | self-hosted, Web |
| 12 | codePost | 6.7 | Free plan | Free | API, self-hosted, Web |
| 13 | Inspera Assessment | 6.7 | No | — | API, iOS, Linux, Mac, Web, Windows |
| 14 | ClassMarker | 6.6 | No | — | Android, API, iOS, Web |
| 15 | ClassLens | 6.5 | Free plan | $10/mo | Web |
| 16 | Codio | 6.5 | No | $7.50/mo | API, Linux, Mac, Web, Windows |
| 17 | HackerRank | 6.5 | No | $165/mo | API, Mac, Web, Windows |
| 18 | Autolab | 6.4 | No | — | API, Linux, Mac, self-hosted, Web |
| 19 | IMathAS | 6.4 | No | — | self-hosted, Web |
| 20 | Easy LMS | 6.3 | No | $66.67/mo | Web |
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Questions about Kattis alternatives
What is the best alternative to Kattis?
Wayground (formerly Quizizz), number 1 in automated grading software with a score of 7.5 out of 10. The others here: PrairieLearn, MATLAB Grader, Socrative and 16 more.
What is the best free alternative to Kattis?
Wayground (formerly Quizizz) is the best-ranked alternative with a free plan. 13 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on.