# Aqua Block Puzzle vs Block Harmonics

The clearest difference is ads: Aqua Block Puzzle at none against Block Harmonics's shown. Aqua Block Puzzle also leads on iOS requirement (12.4 vs 15.1). Block Harmonics's advantage is update cadence (every 8 days vs every 5 months). 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.

Aqua Block Puzzle ships an update every 5 months, Block Harmonics every 8 days. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Aqua Block Puzzle | Block Harmonics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 8 days** |
| Size | 54 MB | 31 MB |
| Requires iOS | **12.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Omair Siddiqui](https://appshunter.io/developer/1235862469) | [Ikuya Terasaka](https://appshunter.io/developer/1163471139) |

## What reviewers say

### Aqua Block Puzzle

[App page](https://appshunter.io/ios/app/aqua-block-puzzle/id1506943134)

**In-app purchases:** none


### Block Harmonics

[App page](https://appshunter.io/ios/app/block-harmonics/id6752220613)

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

**In-app purchases:** none


## Frequently asked questions

### Is Aqua Block Puzzle free?

Aqua Block Puzzle is free to download, with no in-app purchases.

### Is Block Harmonics free?

Block Harmonics is free to download, with no in-app purchases.

### Do Aqua Block Puzzle or Block Harmonics have ads?

Block Harmonics shows ads; Aqua Block Puzzle does not.

### Which is updated more often, Aqua Block Puzzle or Block Harmonics?

Aqua Block Puzzle ships an update every 5 months, and Block Harmonics every 8 days. Most recently, Aqua Block Puzzle was updated on October 8, 2026 and Block Harmonics 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.*