Brain Boss

A polished mobile trivia quiz: 10 timed questions, General Knowledge and Maths, three difficulties, coins, streak bonuses, a 50:50 power-up, a daily challenge, unlockable themes and local high scores. Daily Challenge streaks give bonus coins for playing on consecutive days, shown on the home screen. XP and levels take you from Newbie to Grandmaster through five ranks, and achievements reward your milestones.