In Brain Test 4, discover all new characters, new customization options and above all, new puzzles. Back to basics with the original formula of Brain Test 1, with a good dose of complexity added. Join the Facetie Club, unlock all its members and help them overcome any situation. Brain Test 4 is suitable for Brain Test veterans looking for challenging levels. Do not trust what you see and think carefully! Use the graduated hint system in case of trouble. Enjoy a complex experience
