Apps similar to CogniFit include Lumosity, which has a free version. Other options are Braincup, Memorado, Elevate and Achieve - Brain Training. You're spoiled for choice with Puzzle Games like CogniFit: we list more than 25 alternatives for Android, iPhone, iPad and the web.
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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FreeFocusGames.com is a curated collection of browser-based cognitive training tools designed to help you enter a "flow state" and improve mental sharpness.
