# Monster ONE vs Blob Merge 3D

The clearest difference is in-app purchases: Monster ONE at none against Blob Merge 3D's 1. Blob Merge 3D's advantage is update cadence (monthly vs every 77 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Blob Merge 3D sells 1 one-off in-app purchase. Monster ONE asks for nothing beyond the download.

Monster ONE ships an update every 77 months, Blob Merge 3D monthly. Both last shipped on November 7, 2026.

## The numbers

| Metric | Monster ONE | Blob Merge 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.6 (2.3K ratings)](https://appshunter.io/ios/app/blob-merge-3d/id1563416758/reviews)** |
| Number of ratings | — | **2.3K** |
| Positive reviews | — | 22.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | Every 77 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 77 MB | 296 MB |
| Requires iOS | **13.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Daniele DalCin](https://appshunter.io/developer/631620924) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### Monster ONE

[App page](https://appshunter.io/ios/app/monster-one/id1498029430)

**In-app purchases:** none


### Blob Merge 3D

[App page](https://appshunter.io/ios/app/blob-merge-3d/id1563416758)

Merge colorful blobs to achieve the highest score possible. Enjoy intuitive controls and addictive gameplay that keeps you engaged.

**Highlights:** Blob merging gameplay, High score challenges, Intuitive slide controls, Addictive mechanics

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |

**What reviewers like**

- 😊 Satisfying gameplay
- 🎨 Fun visuals
- ⏱️ Relaxing time-killer

**What reviewers complain about**

- 💸 Excessive ads
- 🤖 Ads still present after paid ad removal
- 🐛 Glitches and crashes
- 🤔 Recent gameplay changes disliked

**Reported bugs**

- Gameplay freezes
- Progress loss after reinstallation
- Compatibility issues with newer devices

**Requested features**

- Reduce ad frequency
- Restore previous gameplay mechanics
- Add more customization options


## Frequently asked questions

### Is Monster ONE free?

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

### Is Blob Merge 3D free?

Blob Merge 3D is free to download, with in-app purchases available.

### Which is updated more often, Monster ONE or Blob Merge 3D?

Monster ONE ships an update every 77 months, and Blob Merge 3D monthly. Most recently, Monster ONE was updated on November 7, 2026 and Blob Merge 3D on November 7, 2026.

---

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