18.1
Codecov provides code coverage reporting and insights intended to help teams improve code quality during development.
Free planOpen sourceWebAPIExtension
Best Code Coverage Tools in 2026
Code coverage tools help teams inspect how software projects are covered by tests and compare options for running coverage work. Use this list to find tools that fit your codebase and workflow. Check Android support first if you need to work from a Xiaomi, Redmi or POCO phone or tablet; no Android platform detail is provided here. Platform notes include web, Windows, macOS, Linux, self-hosted and API options.
26.9
Coveralls analyzes software test coverage so teams can identify code that tests do not cover.
Free planWebAPILinux
36.5
SimpleCov measures Ruby code coverage using Ruby’s built-in Coverage library.
Free planWebLinuxmacOS
- 4
BullseyeCoverage
Free planLinuxmacOSSelf-hostedWindows6.4Free plan - 5
dotCover
dotCover is a paid .NET unit test runner and code coverage tool for C#, F#, and VB.NET.
LinuxmacOSWindows6.4From $609 a year - 6
LCOV
LCOV captures which parts of a program ran during tests and displays the resulting coverage information.
Free planLinuxSelf-hosted5.9Free plan - 75.7Free plan
- 8
Clover
Atlassian
4.3 - 9
OpenCover
OpenCover contributors
4.3 - 10
OpenCppCoverage
OpenCppCoverage contributors
4.3
Choosing well
Check where it runs
Review whether the tool fits your setup: web, Windows, macOS, Linux, self-hosted and API options are represented in the platform notes.
For Android use, look for a stated Android app or compatible workflow before choosing.
Compare free access and trials
Free plans are available from tools such as Clover, JaCoCo and SimpleCov. Freemium options include Codecov and Coveralls.
Trial periods differ. BullseyeCoverage offers a free trial, while dotCover lists a 30-day trial; Codecov and Coveralls list 14-day and 30-day trials.
Review the licence
If you need to read or change the code, check the licence terms. Open-source code is offered by tools in this category, including LCOV.
A free price does not by itself describe the licence, so verify the licence page before adopting a tool.
Match your integration
Choose a tool that matches how you work: a web service, API, self-hosted setup or local desktop platform may suit different projects.
Confirm the current documentation and supported platforms for your codebase before setup.
Questions people ask
Can I start without paying?
Yes. Tools in this category offer free plans, and some use free or freemium pricing. Check the current terms for the tool you choose.
Which tools offer trials?
BullseyeCoverage offers a free trial, dotCover lists a 30-day trial, Codecov a 14-day trial and Coveralls a 30-day trial.
Are open-source options available?
Yes. Open-source code is offered in this category. LCOV is listed with open-source pricing; review each tool's licence before use.
Can I run a tool myself?
Self-hosted platforms are represented in the category. Confirm the tool's current documentation and deployment requirements before choosing.