118M views | If you have Samsung Galaxy Grand Prime ,if it is not cleaned regularly. It may be slower and the battery will not last long. Install this free app to clean useless files and protect your phone. Install now! | F-ilemaster | Facebook

13M views · 33 reactions | If you have a Samsung Galaxy J2 Prime, we recommend you install this helpful App. It keeps your phone smooth or your phone might be slower and slower. You will know if you try this. Totally free. | F-ilemaster | Facebook