Rulebound: Brain Arcade

Rulebound is a brain arcade: quick games of words, numbers, shapes, memory and speed. Pick a category and play. Each game has one simple rule and a clock. Read the rule, think fast and beat your best score. WHAT'S INSIDE • Games across five categories, with more to come! • Weekly leaderboards, worldwide and with friends • Events with prizes • Avatars to collect and achievements to earn • Boosts for a second chance, a frozen clock or a forgiven slip • A free daily spin and a welcome gift • Invite friends and earn rewards Sign in with Game Center or Apple to keep your progress across your devices. Scores are checked on our servers and each account holds one place on the leaderboard. Rulebound contains adverts and optional purchases. No loot boxes: what you buy is what you get.