Android device? Then you need to download these 40 free apps. READ MORE: These are the 10 best smartphones in the world right now. TechRadar wants you to have the best apps going – so here's our regularly updated list of the top free iPhone apps around. Here are the best free Android apps! 10 best new Android apps from June ! 1 week ago AppLock is a free Android app that comes with a lot of options.