Sum It Up Now

Sum It Up is a fast, minimalist mental math puzzle game. Add the blue numbers, subtract the red ones, and tap the correct sum before time runs out. Play quick 5-second rounds, train calmly in Zen Mode, and challenge your best score. How to Play: • Blue = Plus: Add the positive numbers. • Red = Minus: Subtract the red numbers. • Beat the Clock: Each round starts with 5 seconds. Every 10 rounds, the time limit gets shorter until it reaches 3 seconds. • Zen Mode: Practice without pressure. Key Features: • Minimalist design: Clean gameplay with no distractions. • High scores: Track your progress and beat your own records. • Haptic and audio feedback: Adjustable in settings. • No ads: Pure gameplay with no pop-ups or forced video ads. • Optional global leaderboards: Use Game Center to compare scores worldwide. By default, your scores stay local and private. Train your mental arithmetic, test your reaction speed, or play a quick brain teaser on the commute. Download Sum It Up and see how far you can go.