Question: I need a solution that can help my team test mobile apps more efficiently, with features like service virtualization and virtual devices.

If you want a more complete solution to speed up mobile app testing, Perfecto is a good option. It has a lot of features, including service virtualization, virtual devices, test data management and a device lab. Perfecto also can integrate with Jenkins, Jira, Appium and Selenium, and it's got a secure, reliable cloud foundation to handle your testing. With tiered pricing and a 14-day free trial, it's a good option for teams that need enterprise-grade testing.

Another contender is BlazeMeter, a continuous testing service that's good for ensuring your app works on many devices and under many circumstances. It's got features like service virtualization, virtual devices, AI-based data profiling and load testing. BlazeMeter also can handle testing from manual testers to automated tests, and it can integrate with open-source tools like Apache JMeter and Selenium. Its architecture is designed to scale and be secure, making it a good choice for big businesses, and it's got tiered pricing to match.

If you want something closer to an all-in-one solution, check out Sauce Labs. The service gives you access to a broad range of web browsers, mobile emulators and real mobile devices so you can test on many platforms. Sauce Labs can handle testing from development to after release with features like cross-browser testing, mobile testing and performance analytics. It can integrate with frameworks like Appium and Selenium, and it's got flexible pricing and a demo option so you can try it out.

Last, LambdaTest is a testing cloud service that supports more than 3,000 real mobile and desktop browsers. It offers automated testing with Selenium, Cypress and Appium, and it can test mobile apps on a variety of Android and iOS devices. LambdaTest also offers AI-based test execution and orchestration, making it a good choice for both small and medium-sized businesses and enterprises looking to improve testing efficiency and coverage.