Crossum — Brain Math Cross
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About this game
Crossum — a crossword you solve with numbers!
Place the right numbers into intersecting equation cells to complete every
horizontal and vertical formula. It's not just arithmetic — you reason out
which cell to solve first. A real brain workout.
■ Great for
· Anyone who wants a light daily mental exercise
· Fans of sudoku, math puzzles, and logic games
· Short, focused play on commutes or breaks
■ Features
· 4 difficulties — from Easy (5×5) to Expert (11×11), grow at your pace
· Brain-rank system — your IQ rises as you solve: Novice → Sharp → Talented → Gifted → Genius → Einstein
· Daily Challenge — the same puzzle worldwide each day, build your streak
· 3 hints + 3 hearts — stuck? use a hint. wrong? try again
· Achievements & leaderboard — compete worldwide by your best IQ
· Play offline — anytime, no connection needed
Wake up your brain — 5 minutes a day with Crossum!
Place the right numbers into intersecting equation cells to complete every
horizontal and vertical formula. It's not just arithmetic — you reason out
which cell to solve first. A real brain workout.
■ Great for
· Anyone who wants a light daily mental exercise
· Fans of sudoku, math puzzles, and logic games
· Short, focused play on commutes or breaks
■ Features
· 4 difficulties — from Easy (5×5) to Expert (11×11), grow at your pace
· Brain-rank system — your IQ rises as you solve: Novice → Sharp → Talented → Gifted → Genius → Einstein
· Daily Challenge — the same puzzle worldwide each day, build your streak
· 3 hints + 3 hearts — stuck? use a hint. wrong? try again
· Achievements & leaderboard — compete worldwide by your best IQ
· Play offline — anytime, no connection needed
Wake up your brain — 5 minutes a day with Crossum!
Fill cross equations to train your brain. Solve daily & raise your IQ rank!
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What’s new
Crossum — a brain-training cross-math puzzle you solve with numbers!
Fill the crossing equation cells so every formula checks out. From plus/minus to multiply/divide and
three-term chains, the challenge grows as your brain does.
• 4 levels — Easy, Normal, Hard, Expert — plus a fresh Daily Challenge every day
• A brain rank that climbs as you play (Novice → Scholar), with an IQ gauge
The perfect daily number workout for a sharp mind. Start now!
Fill the crossing equation cells so every formula checks out. From plus/minus to multiply/divide and
three-term chains, the challenge grows as your brain does.
• 4 levels — Easy, Normal, Hard, Expert — plus a fresh Daily Challenge every day
• A brain rank that climbs as you play (Novice → Scholar), with an IQ gauge
The perfect daily number workout for a sharp mind. Start now!
Everyone
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About the developer
(주)더조이플러스소프트
support@thejoyplus.com
오리로 362, 창업지원센터
(소하동)
광명시, 경기도 14327
South Korea
+82 10-4600-5446
