Apps similar to IQ Arena include Lumosity, which has a free version. Other options are Braincup, Sudoku & Variants, Memorado and gbrainy. You can choose from more than 10 Puzzle Games like IQ Arena for Android, iPhone, iPad, the web and Windows.
Brain Booster helps make cognitive training a habit. The application allows you to work in different areas while having fun and pushing your limits: mental arithmetic, memorization, reflexes.
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Brain training that plays like a game: 11 short browser games measuring reaction, memory, logic, focus and spatial skills.
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FreeFocusGames.com is a curated collection of browser-based cognitive training tools designed to help you enter a "flow state" and improve mental sharpness.
Each day, Spark explores a single theme, from rebellions and rockets to Pokémon and potatoes, through thoughtful puzzles spanning history, pop culture, science, geography, sports, and more.
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