If you want to start controlling how much time you spend on various apps on your Android device, this app can help you. Whats Tracker : Online Tracker is an app that allows you to monitor your device usage. With this, you will see information on time spent on WhatsApp and other apps installed on your mobile phone or tablet. It can also show you the frequency with which you launch each app.

Whats Tracker : Online Tracker is very easy to use, and it only takes a few minutes to get started. Aside from viewing usage information, it also lets you set usage limits.