Challenge friends or strangers in real-time 1v1 math duels. Fill the crossword grid by solving equations horizontally AND vertically at the same time. Can you out-think your opponent?

CrossMath Puzzle is the only math puzzle game where you go head-to-head against real players. Solve a math crossword grid under pressure — every row and column must form a correct equation simultaneously. Unlike simple number games, every move counts.

★ WHY PLAYERS LOVE CROSSMATH ★
• Real-time 1v1 multiplayer — challenge friends or strangers instantly
• Math crossword grid reimagined as a live competition
• 5 difficulty levels: Easy to Genius
• Global leaderboard — climb the weekly rankings
• Daily challenges with exclusive rewards
• Combo system — chain correct answers for bonus multipliers
• Learning Mode — no pressure, perfect for beginners
• 7 languages supported

★ HOW TO PLAY ★
Each row and column forms a math equation: a ○ b = c
Drag numbers from the pool and place them in the empty cells.
Horizontal and vertical equations must BOTH be correct — that's the crossmath challenge!

★ 5 DIFFICULTY LEVELS ★
🟢 Easy — Addition & subtraction, 5×5 grid
🟡 Medium — Multiplication added, 7–9×7–9 grid
🟠 Hard — Division included, up to 13×13
🔴 Expert — Percentages, 13–15×15 grid
🔥 Genius — All operators, massive 17×17 grid

★ COMPETE & WIN ★
• Challenge friends with a 6-digit room code
• Auto-matchmaking for instant opponents
• Bot opponents when no one is online
• Weekly leaderboard resets every Monday

★ BRAIN TRAINING FOR ADULTS ★
CrossMath is more than a number puzzle — it's a mental math workout. Regular play sharpens arithmetic speed, logical thinking, and pattern recognition.

Perfect for adults who enjoy logic puzzles, math crosswords, Sudoku, or equation puzzles. A genuine sudoku alternative that actually tests your math skills.

Free to play. Challenge accepted?

CrossMath:1v1 Math Puzzle Duel