# Gravity Merge vs Key Sort

The clearest difference is update cadence: Gravity Merge at every 2 days against Key Sort's fortnightly. On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Gravity Merge ships an update every 2 days, Key Sort fortnightly. The most recent releases landed on September 9, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | Gravity Merge | Key Sort |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.3 (3 ratings)](https://appshunter.io/ios/app/key-sort/id6468569514/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | — | Yes |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | — | Ad-supported |
| Size | 133 MB | 149 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Besim Toker](https://appshunter.io/developer/1572847425) | [Ozan Kasikci](https://appshunter.io/developer/1485317310) |

## What reviewers say

### Gravity Merge

[App page](https://appshunter.io/ios/app/gravity-merge/id6446493157)

**Features:** macOS Compatibility

**In-app purchases:** none


### Key Sort

[App page](https://appshunter.io/ios/app/key-sort/id6468569514)

Arrange, mix, and combine keys to discover hidden treasures. This puzzle game challenges your organizational skills with satisfying gameplay.

**Highlights:** Stack keys, Order keys, Shuffle keys, Merge keys, Unlock treasures, Satisfying gameplay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gravity Merge free?

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

### Is Key Sort free?

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

### Which is updated more often, Gravity Merge or Key Sort?

Gravity Merge ships an update every 2 days, and Key Sort fortnightly. Most recently, Gravity Merge was updated on September 9, 2026 and Key Sort on June 4, 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.*