Use APKPure App
Get ff old version APK for Android
Hit hollow dots by targeting right above them.
In this game, you have to fill blank dots with coloured dots. focus on lines moving around the circle and target hollow dot above it. Never hit a coloured dot , game will end in this case. Colour is different in different levels and there are surprising twists in coming levels when you go on and on. Enjoy unlimited levels of focus game "ff". You must use your control and focus power to cover maximum of levels.