# Sync vs 2357P

The clearest difference is price: 2357P at Free against Sync's $0.99. 2357P also leads on update cadence (every 15 months vs every 40 months). Sync's advantage is rating (4.8 vs 3.0) and ratings volume (33 vs 2). On ads, in-app purchases, monetization model and device support there is nothing between them.

2357P is free to download; Sync costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sync holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Sync has 33 ratings behind it against 2, so its average is the more settled of the two.

Sync ships an update every 40 months, 2357P every 15 months. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Sync | 2357P |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.8 (33 ratings)](https://appshunter.io/ios/app/sync-ball/id356277312/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/2357p/id957233368/reviews) |
| Number of ratings | **33** | 2 |
| Positive reviews | 96.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 40 months | **Every 15 months** |
| Monetization | Free | Free |
| Size | 9 MB | 6 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tozai, Inc.](https://appshunter.io/developer/356277315) | [Yuantong Lu](https://appshunter.io/developer/884739279) |

## What reviewers say

### Sync

[App page](https://appshunter.io/ios/app/sync-ball/id356277312)

Engage your mind with a unique puzzle experience where you guide synchronized balls to designated holes using simple swipes. Navigate through increasingly complex mazes, strategically using walls to achieve your goals. Enjoy a tranquil yet stimulating challenge with 80 levels, designed for thoughtful problem-solving without time pressure.

**Highlights:** Swipe to move synchronized balls, Align balls into holes, Use maze walls for strategy, Avoid falling off the platform, Progress through 80 levels, No time limits or scores, Develop concentration and problem-solving skills

**Features:** macOS Compatibility

**In-app purchases:** none


### 2357P

[App page](https://appshunter.io/ios/app/2357p/id957233368)

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.

**Highlights:** Number decomposition, Number composition, Prime number bases (2, 3, 5, 7), Score-based gameplay, Game Center leaderboard integration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sync free?

Sync costs $0.99, with no in-app purchases.

### Is 2357P free?

2357P is free to download, with no in-app purchases.

### Which has better reviews, Sync or 2357P?

Sync is rated higher. Sync averages 4.8 out of 5 from 33 ratings, while 2357P averages 3.0 from 2 ratings.

### Do Sync or 2357P have ads?

Neither Sync nor 2357P shows ads.

### Which is updated more often, Sync or 2357P?

Sync ships an update every 40 months, and 2357P every 15 months. Most recently, Sync was updated on October 6, 2026 and 2357P on October 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*