# Clear 4 vs Orbit Merge

The clearest difference is update cadence: Orbit Merge at every 4 days against Clear 4's fortnightly. Clear 4's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Clear 4 ships an update fortnightly, Orbit Merge every 4 days. Both last shipped on October 12, 2026.

## The numbers

| Metric | Clear 4 | Orbit Merge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/clear-4/id1546584385/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 74 MB | 41 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [文锋 郑](https://appshunter.io/developer/1590995911) | [Winghei Fung](https://appshunter.io/developer/1884645557) |

## What reviewers say

### Clear 4

[App page](https://appshunter.io/ios/app/clear-4/id1546584385)

A free puzzle game where players strategically click squares to trigger chain reactions and clear the board. It features simple mechanics with elements like rotating baffles and black holes to add complexity.

**Highlights:** Chain reaction gameplay, Strategic square clicking, Rotating baffles, Black holes, Limited steps to clear levels

**Features:** macOS Compatibility

**In-app purchases:** none


### Orbit Merge

[App page](https://appshunter.io/ios/app/orbit-merge/id6760477606)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Clear 4 free?

Clear 4 is free to download, with no in-app purchases.

### Is Orbit Merge free?

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

### Do Clear 4 or Orbit Merge have ads?

Both Clear 4 and Orbit Merge show ads.

### Which is updated more often, Clear 4 or Orbit Merge?

Clear 4 ships an update fortnightly, and Orbit Merge every 4 days. Most recently, Clear 4 was updated on October 12, 2026 and Orbit Merge on October 12, 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.*