# Giant Isopod+ vs 水族館

The clearest difference is update cadence: 水族館 at every 2 weeks against Giant Isopod+'s every 65 months. Giant Isopod+'s advantage is iOS requirement (12.0 vs 15.0). On price, ads, 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.

Giant Isopod+ ships an update every 65 months, 水族館 every 2 weeks. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Giant Isopod+ | 水族館 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/giant-isopod-plus/id969892886/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 90.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 65 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 45 MB | 156 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Coremedia,inc](https://appshunter.io/developer/329944035) | [Masahiko Tsuken](https://appshunter.io/developer/1751087267) |

## What reviewers say

### Giant Isopod+

[App page](https://appshunter.io/ios/app/giant-isopod-plus/id969892886)

Care for a giant isopod by feeding it to make it grow. Explore the simple yet engaging gameplay of nurturing a unique creature.

**Highlights:** Feed the giant isopod, Grow the isopod, Simple gameplay, Pet simulation

**Features:** Vision Pro support

**In-app purchases:** none


### 水族館

[App page](https://appshunter.io/ios/app/id6504136848)

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

**In-app purchases:** none


## Frequently asked questions

### Is Giant Isopod+ free?

Giant Isopod+ is free to download, with no in-app purchases.

### Is 水族館 free?

水族館 is free to download, with no in-app purchases.

### Do Giant Isopod+ or 水族館 have ads?

Neither Giant Isopod+ nor 水族館 shows ads.

### Which is updated more often, Giant Isopod+ or 水族館?

Giant Isopod+ ships an update every 65 months, and 水族館 every 2 weeks. Most recently, Giant Isopod+ was updated on November 1, 2026 and 水族館 on November 4, 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.*