# Aqua Harmony vs Blockx3

The clearest difference is in-app purchases: Aqua Harmony at none against Blockx3's 1. Aqua Harmony also leads on update cadence (every 2 weeks vs monthly) and iOS requirement (12.0 vs 26.2). Blockx3's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Blockx3 sells 1 one-off in-app purchase. Aqua Harmony asks for nothing beyond the download.

Aqua Harmony ships an update every 2 weeks, Blockx3 monthly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Aqua Harmony | Blockx3 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Monthly |
| Size | 58 MB | 16 MB |
| Requires iOS | **12.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Algoria Network LLC](https://appshunter.io/developer/1746003220) | [Kawamata Koichiro](https://appshunter.io/developer/788575817) |

## What reviewers say

### Aqua Harmony

[App page](https://appshunter.io/ios/app/aqua-harmony/id6702020873)

**Features:** macOS Compatibility

**In-app purchases:** none


### Blockx3

[App page](https://appshunter.io/ios/app/blockx3/id6759548154)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $29.99 | one-time |


## Frequently asked questions

### Is Aqua Harmony free?

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

### Is Blockx3 free?

Blockx3 is free to download, with in-app purchases available.

### Do Aqua Harmony or Blockx3 have ads?

Aqua Harmony shows ads; Blockx3 does not.

### Which is updated more often, Aqua Harmony or Blockx3?

Aqua Harmony ships an update every 2 weeks, and Blockx3 monthly. Most recently, Aqua Harmony was updated on October 25, 2026 and Blockx3 on October 24, 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.*