Sumify: Number Puzzle Game

Sumify is a relaxing yet addictive number puzzle. Fill the grid so that every row and column adds up to its target sum, and use each number only once. Easy to learn, hard to put down.

HOW TO PLAY
• Check the target sums beside each row and above each column
• Pick a number from the panel and place it in a cell
• Use every number exactly once
• Tap Check Solution when the grid is full

THREE DIFFICULTIES
• Easy 3x3: perfect for a quick break
• Medium 4x4: a real logic challenge
• Hard 5x5: starts with a few locked cells to give you a foothold

FEATURES
• Daily puzzle: the same grid for everyone, a new one every day
• Undo any move and pause whenever you like
• Live feedback: a sum turns green the moment it matches
• Statistics and achievements to follow your progress
• Timer and scoring: solve faster and use fewer hints for a higher score
• Stuck? Watch a short video to reveal a cell
• Leave a game and pick it up later
• English and Turkish, switchable inside the app
• Sound and haptics you can turn off

Sumify is a calm daily workout for your head. Play for a few minutes to sharpen your mental arithmetic, or settle in for a 5x5 that takes real planning.

Download Sumify and train your brain with numbers.