Akinator - Akinator is an entertainment app that acts like a digital genie that can read your mind. The game will ask you a few questions about the character you have chosen, and it will attempt to guess the character from your provided answers.
LogicLike - Improve logical thinking through engaging brain games
Trivia Crack - Produced by Etermax, Trivia Crack lets players answer trivia questions and compete against other people on mobile devices.
Dualnback.works - Dual N-back is a specific brain training exercise, that's been shown by research - it might improve fluid intelligence.
A Google a Day - Online trivia game where you use Google's search to answer questions as fast as you can.
JobFlare - Brain games for job seekers