Best Free Code Coverage Tools

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Compare the Top Free Code Coverage Tools as of May 2025

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This a list of Free Code Coverage tools. Use the filters on the left to add additional filters for products that have integrations with Free Version. View the products that work with Free Version in the table below.

What are Free Code Coverage Tools?

Code coverage tools are software utilities designed to analyze the source code of an application and report on the level of code that is tested by automated tests. They usually measure the percentage of lines, blocks, or branches of code that have been executed in a test suite. Many popular programming languages have their own code coverage tools available for developers to use. Compare and read user reviews of the best Free Code Coverage tools currently available using the table below. This list is updated regularly.

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    Codecov

    Codecov

    Codecov

    Develop healthier code. Improve your code review workflow and quality. Codecov provides highly integrated tools to group, merge, archive, and compare coverage reports. Free for open source. Plans starting at $10/user per month. Ruby, Python, C++, Javascript, and more. Plug and play into any CI product and workflow. No setup required. Automatic report merging for all CI and languages into a single report. Get custom statuses on any group of coverage metrics. Review coverage reports by project, folder and type test (unit tests vs integration tests). Detailed report commented directly into your pull request. Codecov is SOC 2 Type II certified, which means a third-party audits and attests to our practices to secure our systems and your data.
    Starting Price: $10 per user per month
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