I have been buyed oppo f1s 20 days back this phone very good it does not get heat at any time when I played big games like modern strike online or nova3 or useing many app in one time it does not heated any time its runs smooth and it as fastest figer print scanner it just take mile seconds to open the main thing we can hide any app or pic or folder or any other things and that security app given by oppo f1s is soo hard too even to type password we have double tap key like thing then we can enter to the password section to type password and it has 16 megapixel best camera and 3 gb ram too good the cool thing of this phone is we can use some features in lock like by drawing circle it open cam and other things friends buy this phone its is cool in best Price