# Merge Builder vs Stack Balance

The clearest difference is in-app purchases: Stack Balance at none against Merge Builder's 2. Merge Builder's advantage is update cadence (every 10 days vs monthly) and iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Merge Builder sells 2 one-off in-app purchases. Stack Balance asks for nothing beyond the download.

Merge Builder ships an update every 10 days, Stack Balance monthly. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Merge Builder | Stack Balance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Size | 120 MB | 1 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ERAN TOKER](https://appshunter.io/developer/1836472274) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### Merge Builder

[App page](https://appshunter.io/ios/app/merge-builder-puzzle-and-craft/id6753926947)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3 Wrench | $0.99 | one-time |
| 10 Wrench | $1.99 | one-time |


### Stack Balance

[App page](https://appshunter.io/ios/app/stack-balance-tower-drop/id6771305276)

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

**In-app purchases:** none


## Frequently asked questions

### Is Merge Builder free?

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

### Is Stack Balance free?

Stack Balance is free to download, with no in-app purchases.

### Do Merge Builder or Stack Balance have ads?

Neither Merge Builder nor Stack Balance shows ads.

### Which is updated more often, Merge Builder or Stack Balance?

Merge Builder ships an update every 10 days, and Stack Balance monthly. Most recently, Merge Builder was updated on October 25, 2026 and Stack Balance on October 31, 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.*