# Doomland Merge vs Blockzy Stackon

The clearest difference is update cadence: Doomland Merge at every 2 days against Blockzy Stackon's every 2 months. 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.

Doomland Merge ships an update every 2 days, Blockzy Stackon every 2 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Doomland Merge | Blockzy Stackon |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 109 MB | 186 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 17+ |
| Developer | [Maksim Olegovich Zakopailov](https://appshunter.io/developer/1518807067) | [浩 苏](https://appshunter.io/developer/1855735739) |

## What reviewers say

### Doomland Merge

[App page](https://appshunter.io/ios/app/doomland-merge-defense-puzzle/id6752506885)

**In-app purchases:** none


### Blockzy Stackon

[App page](https://appshunter.io/ios/app/blockzy-stackon/id6757459556)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Doomland Merge free?

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

### Is Blockzy Stackon free?

Blockzy Stackon is free to download, with no in-app purchases.

### Do Doomland Merge or Blockzy Stackon have ads?

Both Doomland Merge and Blockzy Stackon show ads.

### Which is updated more often, Doomland Merge or Blockzy Stackon?

Doomland Merge ships an update every 2 days, and Blockzy Stackon every 2 months. Most recently, Doomland Merge was updated on October 30, 2026 and Blockzy Stackon on October 28, 2026.

---

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