Daily Math Puzzle
A new prime number puzzle every day — the same challenge for every player worldwide.
Every day, Prime 59 releases a brand-new puzzle that’s identical for every player around the world. It’s your daily math puzzle — one chance to solve it, compete on the daily leaderboard, and keep your streak alive. The daily challenge is the perfect way to start your morning or take a midday brain break. Solve it fast to climb the leaderboard, or take your time and enjoy the process. Either way, you’ll sharpen your math skills and join a global community of puzzle solvers tackling the same challenge every single day.
How It Works
Three steps to your first solve.
Pick Your Difficulty
Choose from Easy to Master — five levels that scale to match your skill.
Fill the Grid
Place prime numbers so every row and column sums to exactly 59.
Beat the Clock
Faster times earn higher scores. Compete on leaderboards or battle friends live.
Everything You Need
Prime Numbers Only
Use 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, and 31 to fill the grid.
5 Difficulty Levels
Easy to Master — from relaxing warm-ups to serious brain challenges.
Daily Challenge
A new puzzle every day, the same for every player worldwide.
Multiplayer Battles
Race friends or random opponents in real-time 1v1 puzzle races.
Global Leaderboards
ELO ratings, daily rankings, and per-difficulty leaderboards.
32 Languages
Play in your language — available in 32 languages worldwide.
Frequently Asked Questions
Ready to Play?
Download Prime 59 for free and start solving. Available on iOS, Android, and the web.