# Merge vs In Sync

The clearest difference is in-app purchases: Merge at none against In Sync's 1. Merge also leads on iOS requirement (6.0 vs 12.0). In Sync's advantage is update cadence (every 5 weeks vs every 20 months). On price, ads and device support there is nothing between them.

Both are free to download. In Sync sells 1 one-off in-app purchase. Merge asks for nothing beyond the download.

Merge ships an update every 20 months, In Sync every 5 weeks. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Merge | In Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/merge/id525960461/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 37 MB | 46 MB |
| Requires iOS | **6.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Funiza](https://appshunter.io/developer/1078093806) | [Natasa Petek](https://appshunter.io/developer/1593016108) |

## What reviewers say

### Merge

[App page](https://appshunter.io/ios/app/merge/id525960461)

Engage in a time-sensitive challenge to clear digital mess and defeat viruses. Navigate through numerous levels, utilizing funny music and graphics to aid your mission.

**Highlights:** 72 levels, 12 bonus levels, Game Center support, Global leaderboard, Facebook leaderboard, Funny music and graphics

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🎮 Fun and addictive gameplay
- 🎨 Cute and appealing graphics
- ⏱️ Easy to learn mechanics
- 🎯 Challenging level progression
- 👨‍👩‍👧‍👦 Suitable for all ages

**What reviewers complain about**

- 🐛 Frequent crashes throughout gameplay
- 📱 Crashes on specific levels (especially level 2-3)
- 🔄 Crashes after completing levels
- 📊 Unpredictable virus/enemy movement
- 🎮 Imprecise controls and physics

**Reported bugs**

- App crashes on level launch
- App crashes after completing levels
- App crashes during level transitions
- App crashes after intro comic
- Force closes on specific levels (2, 3, 13)

**Requested features**

- Fix crashing issues across all levels
- Improve game stability and performance
- Better control precision for blob selection
- Delay bomb introduction to higher levels
- Improve physics consistency


### In Sync

[App page](https://appshunter.io/ios/app/in-sync-ball-puzzle/id6446815488)

**Features:** macOS Compatibility, Game Controller support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Enjoy the game to the fullest | $2.99 | one-time |


## Frequently asked questions

### Is Merge free?

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

### Is In Sync free?

In Sync is free to download, with in-app purchases available.

### Do Merge or In Sync have ads?

Neither Merge nor In Sync shows ads.

### Which is updated more often, Merge or In Sync?

Merge ships an update every 20 months, and In Sync every 5 weeks. Most recently, Merge was updated on October 13, 2026 and In Sync on September 30, 2026.

---

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