➤Brain Test 4 brings a cast of new characters, new customization mechanics, and the most importantly all-new brain teasers. We are going 'back-to-basics' to refresh the original Brain Test: Tricky Puzzles formula with a huge dose of trickiness. Brain Test is an addictive free tricky brain puzzle game with a series of tricky brain teasers for a relaxing brain out. These offline mind games, brain games, IQ tests, thinking games and puzzle games are perfect for those who love a good brain workout.