# Block Passing vs Aquarium Project

The clearest difference is update cadence: Block Passing at daily against Aquarium Project's every 2 days. Block Passing also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Block Passing ships an update daily, Aquarium Project every 2 days. The most recent releases landed on October 25, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Block Passing | Aquarium Project |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 2 days |
| Size | 81 MB | 111 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [Tomoya Uchiike](https://appshunter.io/developer/1649087784) | [Takayuki Hakoishi](https://appshunter.io/developer/6799844292) |

## What reviewers say

### Block Passing

[App page](https://appshunter.io/ios/app/block-passing/id6483494702)

**Features:** macOS Compatibility

**In-app purchases:** none


### Aquarium Project

[App page](https://appshunter.io/ios/app/aquarium-project/id6819497343)

**In-app purchases:** none


## Frequently asked questions

### Is Block Passing free?

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

### Is Aquarium Project free?

Aquarium Project is free to download, with no in-app purchases.

### Do Block Passing or Aquarium Project have ads?

Both Block Passing and Aquarium Project show ads.

### Which is updated more often, Block Passing or Aquarium Project?

Block Passing ships an update daily, and Aquarium Project every 2 days. Most recently, Block Passing was updated on October 25, 2026 and Aquarium Project on October 29, 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.*