Looking to test your app on 12 real devices for 14 full days? Searching for a complete closed testing solution that increases your chances of approval? 12 App Tester is an educational app that introduces you to a powerful testing service designed specifically for Play developers.

With our service explained inside the app, you'll learn how to perform a proper closed test using 12 testers or even 20 testers, depending on your needs. The 14 days closed test period ensures deep and consistent testing that helps identify bugs, improve performance, and meet developer Play Console requirements.

Whether you're new to closed testing or struggling to find 12 app testers or 20 app testers, this app walks you through the steps and benefits of using a structured testing phase. You'll discover how proper testing by real users on real devices can save your app from rejection and increase your chances of a successful launch.

Note: This app does not directly provide the testing service. It is an educational guide about the testing services available on our website for developers looking to comply with developer program's review policies.

Start learn our 12 testers and 14-day testing service before releasing your app to the world.