
We tend to install a lot of apps & games when we have just got our hands dirty on Android device. Android means loads of free apps (& games)! But one major constraint is the device memory or RAM that limits the number of apps & games that can be installed.
Device becomes slow & laggy when a lot of RAM has been consumed. Even if you don't install many apps, you will find free space being consumed. It happens because many apps cache data that they use frequently. Ofcourse it improves performance but at the same time reduces it as well. So its a good idea to clear this cached data to reclaim free space. One free app...