# Puzzle flat cube vs Stack Balance

The clearest difference is ads: Stack Balance at none against Puzzle flat cube's shown. Stack Balance also leads on update cadence (monthly vs every 16 months). Puzzle flat cube's advantage is iOS requirement (8.1 vs 15.0). On price, 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.

Puzzle flat cube ships an update every 16 months, Stack Balance monthly. The most recent releases landed on October 10, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Puzzle flat cube | Stack Balance |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 16 months | **Monthly** |
| Size | 67 MB | 1 MB |
| Requires iOS | **8.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Goncharenko](https://appshunter.io/developer/934710362) | [晓 郭](https://appshunter.io/developer/1895645928) |

## What reviewers say

### Puzzle flat cube

[App page](https://appshunter.io/ios/app/puzzle-flat-cube/id1145271239)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Puzzle flat cube free?

Puzzle flat cube is free to download, with no in-app purchases.

### Is Stack Balance free?

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

### Do Puzzle flat cube or Stack Balance have ads?

Puzzle flat cube shows ads; Stack Balance does not.

### Which is updated more often, Puzzle flat cube or Stack Balance?

Puzzle flat cube ships an update every 16 months, and Stack Balance monthly. Most recently, Puzzle flat cube was updated on October 10, 2026 and Stack Balance on October 15, 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.*