A free app for Android, by Urbandroid Petr Nálevka.
The DontKillMyApp app lets you measure the performance of your phone. It measures how well your phone supports background tasks, which is what allows you to do things in the background without having to keep your phone on.
It is important to note that this is not a perfect tool. It has its limitations, but it is a good tool to get an idea of how well your phone supports the background tasks.
How to use DontKillMyApp
To start, you need to install the app. You can do that by opening the app and installing it and you’re ready to go.
When you open the app, it starts a service in the background. It is the service that allows you to do things in the background without having to keep your phone on.