Chrome is currently the dominating browser with around 67.53% of market share as of Nov 2024, but if you only test your websites on Chrome, you are missing out on 32.47% of your users who visit your site on other browsers.
What if a bug occurs on those browsers? To ensure that no issues go undetected, you need cross-browser testing.
To test across browsers, you need a cross-browser testing tool. Without one, you'd have to manually switch between browsers, devices, and OSes for each test case.
In this article, we have listed the top cross-browser testing tools for your QA team. Choose a tool that fits your team's needs, resources, and technical expertise.
Cross-browser testing is a part of cross-platform testing, which covers browser, OS, device, and legacy version combinations. The ecosystem includes:
With a cross-browser testing tool, you gain:
Katalon supports your QA team across the entire software testing lifecycle.
You can write tests in 3 modes (no-code, low-code, full-code), manage everything in a central dashboard, schedule runs, execute across browsers, and generate detailed reports.
Katalon covers web testing, API testing, and mobile testing.
After writing your tests, you can choose the OS, browser, and version to run on. Click Run to execute the suite.
You can schedule automatic executions across browsers inside Katalon TestOps.
Katalon also supports cross-browser testing on mobile devices.
Here is a preview inside Katalon TestOps showing the wide selection of environments available:
Feature highlights:
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Selenium is a go-to framework for cross-browser testing due to its flexibility and extensive support. It works with multiple programming languages such as Java, Python, C#, Ruby, and JavaScript.
With support for major browsers like Chrome, Firefox, Safari, and Internet Explorer, Selenium WebDriver allows seamless execution of tests across browsers.
In terms of cross-browser execution:
However, Selenium has some drawbacks:
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📚 Read More: How To Write Selenium Tests?
Sauce Labs is a cloud-based platform offering thousands of desktop browsers, real mobile devices, emulators, and simulators for comprehensive cross-browser testing.
To test your mobile app on Sauce Labs, simply drag and drop your app file into the “App Management” interface. It supports .apk, .aab, .ipa, and .zip files.
In manual mode, hover over a device and click “Start Test.” A live session will open where you can take screenshots, rotate the device, share the session, and interact freely with the app.
For automated testing, Sauce Labs supports Selenium, Cypress, Playwright, Cucumber.js, TestCafe, Replay, and more. You must install the Sauce Labs bindings for your chosen framework and authenticate via username and access key.
Pricing: Three plans: Live Testing, Virtual Cloud, and Real Device Cloud.
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GitHub: Sauce Labs Docs
BrowserStack is a cloud-based cross-browser testing platform that enables testing on a wide range of browsers and devices. It provides scalable infrastructure for automated and manual testing.
BrowserStack supports Selenium, Cypress, Playwright, Puppeteer, and more. You can test on desktop, real iOS devices, and Android devices with ease.
It also supports accessibility testing and visual testing, allowing high coverage across environments.
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Documentation: BrowserStack Docs
Browserling is an online tool that provides instant browser testing.
Enter your URL, choose the OS, browser, and version, then click Test Now. A virtual environment opens where you can interact with your website immediately.
Browserling provides options like Capture screen, Show keyboard, and Copy and paste. Free users get 3 minutes per live session; paid plans offer unlimited sessions.
The Developer Plan provides unlimited access, and the Team Plan offers multi-user support.
Straightforward and easy to use, Browserling is ideal for simple cross-browser testing needs.
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Applitools is a visual AI validation platform. It detects meaningful visual differences—layout shifts, styling issues, component misalignment— while ignoring noise such as minor rendering variations.
Here's why it’s effective for cross-browser testing:
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Documentation: Applitools Docs
📚 Read More: Top visual testing tools for QA teams
Mabl is a test automation platform built for continuous testing and intelligent quality assurance. It is one of the first AI testing tools on the market. Its focus is delivering automated testing that is easy to set up and maintain.
Mabl integrates deeply with CI/CD pipelines, helping teams ship quality software quickly and consistently.
Visit Mabl Website | G2 Reviews
Documentation: Mabl Help
LambdaTest is a cloud-based platform offering live interactive testing on 3000+ real mobile and desktop browsers running on real operating systems. It supports testing of both public and locally hosted applications.
It also supports online Selenium automation across desktop, Android, and iOS browsers using its automation grid, helping teams speed up development and testing workflows.
For mobile testing, LambdaTest's Real Device Cloud allows testing of native, hybrid, and mobile web apps on emulators, simulators, and real devices — removing the need for an in-house mobile device lab.
Cross-browser testing is essential for ensuring that your application performs consistently across environments. A strong cross-browser testing tool should provide wide environment coverage, automation capabilities, reporting, analytics, and tight CI/CD integrations.
Here are additional testing tool guides you may find helpful: