Fit Brains Trainer
Fit Brains Trainer helps you “enhance your memory, focus, and brain speed” by giving you access to more than 360 games and puzzles. The app is smartly designed to get more difficult as you get better, so that you always have a challenge in front of you and are never wanting for a way to give your brain a positive workout. Fit Brains Trainer is available for free on Google Play and the iOS App Store.