Subtraction App vs Matchstick Math

The developer is a first-dan level player. What rank can you get? If you can reach Rank 1–3 on your first try, that’s pretty amazing. ■ Skills tested Decision-making Flexible thinking Reaction speed Adaptability Memory, and more. Both adults and kids can enjoy this. Think of it as a brain-training mini game and give it a try! ^^

Move one matchstick to make the equation correct! A classic brain teaser with beautiful chalkboard visuals. Matchstick Math features 12 carefully curated puzzles, each verified solvable by algorithm. Tap any matchstick to toggle it on or off, watch the add/drop counter update in real-time, and find the one-move solution. Features: - 12 curated matchstick puzzles with guaranteed solvability - Tap-to-toggle matchstick interaction - Smart hint system that highlights the exact move - Chalkboard theme with chalk texture and wooden matchsticks - Level progression with unlock grid and completion stamps - Bilingual UI (English + Chinese) with hot-switch - 100% offline — no ads, no accounts, no tracking Sharpen your mind one matchstick at a time.