Multimedia is a title in iGap that you can manage and control all Media and files received on your device. In the Android systems you can reach this section and all its options and make all your received messages managed.
The most important goal to build Cache is to improve using Internet and increasing the speed of loading websites. So, it has its own pros and cons all together. If you do not clear your device cache occasionally, the occupied space may cause your device performs slowly, stops temporarily or even hangs. These are bad effects we may get unless clear cache every now and then.