Crossword Puzzle Free - Crossword Puzzle Free is an app by Redstone Games that provides you with a variety of different puzzles according to various difficulty levels such as easy, medium, hard, and pro, etc.

Lumosity - Discover what your mind can do. Improve memory, increase focus, and find calm - with the #1 brain training app. Get started now.

Logic Puzzles Daily - Logic Puzzles Daily app comes up with features to help you in taking challenges so you can clear levels after levels of brain teasers.

Human Benchmark - A web game to benchmark your brains.

Word Pursuit - Word Pursuit app allows users to put their knowledge about the language and vocabulary to the test by solving puzzles.

Elevate - Elevate is an award-winning brain training tool designed to build communication and analytical skills.