2357P vs PrimeXTime
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
2357P
A simple number-based game where players decompose and compose numbers using prime bases 2, 3, 5, and 7. Aim to achieve higher scores and compete on the Game Center leaderboard.
- Number decomposition
- Number composition
- Prime number bases (2, 3, 5, 7)
- Score-based gameplay
- Game Center leaderboard integration
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2357P is a simple game about number. 2, 3, 5 and 7 can compose many numbers, decompose numbers with these base numbers and go for higher score! 2 * 3 = 6 2 * 3 * 5 = 30 2 * 3 * 5 * 7 = 210 2 * 2 * 3 * 5 = 60 2 * 2 * 3 * 5 * 7 = 420 P = any prime number that can't be decomposed Try to break the record and see who's on the Game Center leaderboard!
PrimeXTime
Engage your mind with a unique number-based puzzle game. Start with a random number and strategically divide by single-digit primes. Bump the number by multiplying by 10 and adding a digit to reach 1 and win.
- Number division by primes
- Strategic bumping mechanic
- Goal to reduce number to 1
- Brain exercise gameplay
- Simple, intuitive interface
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Kill some time and give your brain a little exercise at the same time with this simple game. You start with a random number and then start dividing by single-digit primes (2, 3, 5 or 7). When you can't do any more divisions you 'bump' the number -- multiplying by 10 and adding any single digit. You win the game by reducing the original number to 1.
Screenshots
Verdict
The clearest difference is rating: PrimeXTime at 5.0 against 2357P's 3.0. PrimeXTime also leads on update cadence (every 4 months vs every 15 months). 2357P's advantage is iOS requirement (15.0 vs 17.6). On price, ratings volume, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PrimeXTime holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 2 respectively.
2357P ships an update every 15 months, PrimeXTime every 4 months. The most recent releases landed on June 1, 2026 and September 28, 2026 respectively.
| Parameter | 2357P | PrimeXTime |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 | 2 |
| Update frequency | Every 15 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 6 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuantong Lu | Rick Hutchinson |
Customer experience
2357P
PrimeXTime
In-app purchases
2357P
No in-app purchases
PrimeXTime
No in-app purchases
