Advanced Level – Cross-Cutting
Cross-Platform Testing – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
Testing that verifies a component or system works correctly across different operating systems, devices or hardware configurations.
In simple words
Test the same app across Windows, macOS, Linux, iOS, Android — behavior should match.
Exam tip
Cross-platform testing is often outsourced to cloud device farms (BrowserStack, Sauce Labs).
Related terms
- Compatibility TestingVerify the app plays nicely with other browsers, OSes or apps.
- Cross-Browser TestingRun the app across Chrome, Firefox, Safari, Edge and old versions to confirm consistent behavior.
- Test EnvironmentThe setup where tests run — servers, browsers, DBs, feature flags — ideally close to production.
Practice this term in the ISTQB Mock Test
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