# Merge Knife vs Cat Attack 2048

The clearest difference is in-app purchases: Cat Attack 2048 at none against Merge Knife's 6. Cat Attack 2048 also leads on iOS requirement (13.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Merge Knife sells 6 one-off in-app purchases. Cat Attack 2048 asks for nothing beyond the download.

Merge Knife ships an update every 2 months, Cat Attack 2048 monthly. The most recent releases landed on October 8, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Merge Knife | Cat Attack 2048 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/merge-knife/id1624414244/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 130 MB | 47 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Pulu Network Technology Co., Ltd.](https://appshunter.io/developer/1469533027) | [Kwing Hang Tam](https://appshunter.io/developer/1808467557) |

## What reviewers say

### Merge Knife

[App page](https://appshunter.io/ios/app/merge-knife/id1624414244)

Merge identical knives to unlock new varieties and earn coins. Build your own store, level up your blacksmith shop, and expand your forging capabilities to become an idle master. Collect over 50 unique knives in this synthesis and idle gameplay experience.

**Highlights:** Merge identical knives, Unlock over 50 knife varieties, Build and upgrade your store, Earn coins and experience, Expand forging places, Idle gameplay

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |
| 40 rubies | $0.99 | one-time |
| 440 rubies | $9.99 | one-time |
| 920 rubies | $19.99 | one-time |
| 1440 rubies | $29.99 | one-time |
| 2800 rubies | $49.99 | one-time |


### Cat Attack 2048

[App page](https://appshunter.io/ios/app/cat-attack-2048/id6744619073)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Merge Knife free?

Merge Knife is free to download, with in-app purchases available.

### Is Cat Attack 2048 free?

Cat Attack 2048 is free to download, with no in-app purchases.

### Do Merge Knife or Cat Attack 2048 have ads?

Both Merge Knife and Cat Attack 2048 show ads.

### Which is updated more often, Merge Knife or Cat Attack 2048?

Merge Knife ships an update every 2 months, and Cat Attack 2048 monthly. Most recently, Merge Knife was updated on October 8, 2026 and Cat Attack 2048 on October 25, 2026.

---

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