Primee! vs Arithzo
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Primee!
This is a fast-paced puzzle game where players tap prime numbers and swipe to factor composite numbers. It offers a mental workout with quick games and global leaderboards, designed for adults and teens seeking a satisfying challenge.
- Tap primes and factor composites
- Mental workout for focus and logic
- Quick 2-minute game sessions
- Global leaderboards
- Satisfying and addictive gameplay
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Sharpen your mind with Primee!, the fast-paced puzzle game for adults and teens who love a real mental challenge. Experience the thrill of a classic arcade game, but for your brain. In Primee!, you don't slice fruit—you slice numbers! Tap the primes, and swipe to slash composite numbers into their prime factors in a uniquely satisfying and addicting challenge. --- PAY ONCE, PLAY FOREVER This is a complete, premium game. No ads. No interruptions. No in-app purchases. Ever. Just pure, focused gameplay. --- FEATURES • A TRUE MENTAL WORKOUT: More than just a math game, it’s a test of your focus, logic, and reflexes, disguised as a simple, addictive game. • QUICK 2-MINUTE GAMES: Ideal for a mental refresh during your commute, break, or any spare moment. • GLOBAL LEADERBOARDS: Climb the ranks on Game Center. Can you become the world's Prime Master? • A PROVEN HIT IN JAPAN: Loved by both puzzle fans and educators in one of the world's most competitive game markets. Ready to challenge your mind? Download Primee! today.
Arithzo
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Arithzo makes arithmetic feel like a game — not homework. Race against the clock with fast-paced drills covering addition, subtraction, multiplication, and division. Each session is short, focused, and built to keep kids coming back to beat their own best score. • Age-appropriate for elementary grades • Builds speed and accuracy together • Tracks streaks and personal bests • No ads, no subscriptions — just math Whether your child needs extra practice or wants to be the fastest calculator in class, Arithzo turns every session into a challenge worth winning.
Screenshots
Verdict
The clearest difference is price: Arithzo at Free against Primee!'s $1.99. Primee!'s advantage is iOS requirement (13.0 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Arithzo is free to download; Primee! costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Primee! ships an update every 2 months, Arithzo every 3 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.
| Parameter | Primee! | Arithzo |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (5 ratings) — better | — |
| Positive reviews | 86.7% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 115 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | SOFT DEVICE INC. | Yanli Wang |
In-app purchases
Primee!
No in-app purchases
Arithzo
No in-app purchases
