# Blob Merge 3D vs World Heritage Stack

The clearest difference is update cadence: World Heritage Stack at daily against Blob Merge 3D's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Blob Merge 3D sells 1 one-off in-app purchase and World Heritage Stack sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Blob Merge 3D ships an update monthly, World Heritage Stack daily. The most recent releases landed on October 21, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Blob Merge 3D | World Heritage Stack |
| --- | --- | --- |
| 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 | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 296 MB | 102 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Voodoo](https://appshunter.io/developer/714804730) | [KOTARO ENDO](https://appshunter.io/developer/1836848612) |

## What reviewers say

### 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


### World Heritage Stack

[App page](https://appshunter.io/ios/app/world-heritage-stack/id6800242920)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 300 Coins | $0.99 | one-time |
| 1,000 Coins | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 2,800 Coins | $5.99 | one-time |
| 6,500 Coins | $9.99 | one-time |


## Frequently asked questions

### Is Blob Merge 3D free?

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

### Is World Heritage Stack free?

World Heritage Stack is free to download, with in-app purchases available.

### Do Blob Merge 3D or World Heritage Stack have ads?

Both Blob Merge 3D and World Heritage Stack show ads.

### Which is updated more often, Blob Merge 3D or World Heritage Stack?

Blob Merge 3D ships an update monthly, and World Heritage Stack daily. Most recently, Blob Merge 3D was updated on October 21, 2026 and World Heritage Stack on October 19, 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.*