Prime Nerd
iOS app by Hiroki Sekimoto. Games · Hiroki Sekimoto
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 2.2.0
- Listing last refreshed
- 2026-09-18
View the original store listing
Store description excerpt
Spot the prime numbers and tap them before time runs out — a simple but surprisingly deep speed math game. HOW TO PLAY Bubbles float across the screen showing numbers. Tap only the primes! You have 30 seconds — how many can you get right? Tapping a composite number counts as a miss, so think fast. FEATURES · Global Leaderboard — Submit your score and compete with players worldwide · 4 Difficulty Levels — EASY / NORMAL / HARD, plus a secret LEGEND mode to unlock · Digit Customization — Choose 1 to 5 digits. Bigger numbers = harder = higher points · Combo System — Chain correct taps to multiply your score · Training Mode — Practice without a timer and sharpen your prime sense · Dark / Light Theme — Easy on the eyes, day or night · Japanese / English supported WHO IS IT FOR? Anyone who loves math or numbers People looking for a quick mental workout Players who want to compete on leaderboards Anyone who wants to train focus and reaction speed A prime number is any integer greater than 1 that can only be divided by 1 and itself (2, 3, 5, 7, 11,13…). They seem familiar — until the numbers get big. That's the challenge. Watch a short video ad to enjoy 1 hour of ad-free play. So, what's your score?
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