Best Istanbul Alternatives in 2026
Updated
20 apps from test coverage tools ranked against Istanbul on the same published basis.
- 1Istanbul vs Coveralls
- 2Istanbul vs Codecov
- 3Istanbul vs ReportGenerator
- 4Istanbul vs Coverage.py
- 5Istanbul vs Coverlet
- 6Istanbul vs gofmt
- 7Istanbul vs JaCoCo
- 8Istanbul vs LLVM llvm-cov
- 9Istanbul vs Microsoft Code Coverage
- 10Istanbul vs OpenClover
- 11Istanbul vs SimpleCov
- 12Istanbul vs gcovr
- 13Istanbul vs Tarpaulin
- 14Istanbul vs gcov
- 15Istanbul vs PHP_CodeCoverage
- 16Istanbul vs MozJPEG
- 17Istanbul vs c8
- 18Istanbul vs cargo-llvm-cov
- 19Istanbul vs EclEmma
- 21Istanbul vs Kover
Istanbul alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Coveralls | 6.4 | Free plan | $10/mo | API, Linux, self-hosted, Web |
| 2 | Codecov | 6.3 | Free plan | $5/mo | API, Browser, self-hosted, Web |
| 3 | ReportGenerator | 6.3 | Free plan | Free | Linux, Mac, Windows |
| 4 | Coverage.py | 6.2 | Free plan | Free | API, Linux, Mac, self-hosted, Windows |
| 5 | Coverlet | 6.2 | Free plan | Free | Linux, Mac, Windows |
| 6 | gofmt | 6.2 | Free plan | Free | Linux, Mac, Windows |
| 7 | JaCoCo | 6.2 | Free plan | Free | API |
| 8 | LLVM llvm-cov | 6.2 | Free plan | Free | Linux, Mac, Windows |
| 9 | Microsoft Code Coverage | 6.2 | Free plan | Free | Linux, Mac, Windows |
| 10 | OpenClover | 6.2 | Free plan | Free | Linux, Mac, Web, Windows |
| 11 | SimpleCov | 6.2 | Free plan | Free | Linux, Mac, Web, Windows |
| 12 | gcovr | 5.8 | No | — | Linux, Mac, Windows |
| 13 | Tarpaulin | 5.7 | No | — | Linux, Mac, self-hosted, Windows |
| 14 | gcov | 5.6 | Free plan | Free | Linux, Mac, Windows |
| 15 | PHP_CodeCoverage | 5.6 | No | — | self-hosted |
| 16 | MozJPEG | 5.4 | No | — | API |
| 17 | c8 | 5.3 | No | — | — |
| 18 | cargo-llvm-cov | 5.3 | No | — | Windows, Mac, Linux |
| 19 | EclEmma | 5.3 | No | — | Windows, Mac, Linux |
| 21 | Kover | 5.3 | No | — | — |
Make your app an alternative to Istanbul
See the priceThe sponsored alternative slot on this page is labelled Sponsored.
Questions about Istanbul alternatives
What is the best alternative to Istanbul?
Coveralls, number 1 in test coverage tools with a score of 6.4 out of 10. The others here: Codecov, ReportGenerator, Coverage.py and 16 more.
What is the best free alternative to Istanbul?
Coveralls is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked mobile-first: a phone app alongside the web or desktop product, a free tier and the depth of its documentation.