BrowserStack

BrowserStack gives you access to a huge range of real browsers and phones in the cloud, so you can check how your site or app behaves without owning the devices. It works with Selenium, Cypress, Playwright and Appium. Alongside device testing it offers visual testing, accessibility checks and test management. AI features help write test cases, analyze failures and reduce flaky results, which saves a lot of debugging time. It has a free trial and paid plans by team size and usage. It is a go-to option for teams that need dependable cross-device coverage.