# 虚無魚BasPi! vs GAtsume

The clearest difference is in-app purchases: 虚無魚BasPi! at none against GAtsume's 1. 虚無魚BasPi! also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.6). GAtsume's advantage is ads (none vs shown) and update cadence (every 2 days vs every 4 weeks). On price there is nothing between them.

Both are free to download. GAtsume sells 1 one-off in-app purchase. 虚無魚BasPi! asks for nothing beyond the download.

虚無魚BasPi! ships an update every 4 weeks, GAtsume every 2 days. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 虚無魚BasPi! | GAtsume |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (74 ratings)](https://appshunter.io/ios/app/baspi/id6450244720/reviews)** | — |
| Number of ratings | **74** | — |
| Positive reviews | 93.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 weeks | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 366 MB | 21 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [株式会社フカフカ](https://appshunter.io/developer/1498906218) | [KAZUHIRO ISHIBASHI](https://appshunter.io/developer/1865380440) |

## What reviewers say

### 虚無魚BasPi!

[App page](https://appshunter.io/ios/app/baspi/id6450244720)

Care for a unique, nihilistic fish by providing it with a simple tank and food. Protect it from mysterious creatures with special equipment as it grows, ensuring its survival and lineage.

**Highlights:** Raise a unique nihilistic fish, Provide food and a tank environment, Protect fish from mysterious creatures, Unlock protective equipment, Ensure fish survival and lineage

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

**In-app purchases:** none

**What reviewers like**

- 💖 Extremely cute and adorable
- 🎮 Fun and enjoyable gameplay
- 💡 Innovative concept with pet simulation
- ✨ Visually appealing and cute style
- 👍 Developers are responsive to feedback

**What reviewers complain about**

- 💀 Fish dies too easily
- ⏳ Ads often unavailable or loading
- 📉 Limited gameplay content
- 😴 Inability to care for fish while sleeping
- ❓ Unclear game mechanics (e.g., mysterious code)

**Reported bugs**

- App crashes after update
- Fish shrinks and becomes unnoticeable
- Ads not loading for revival or water cleaning
- New storage box issue
- Fish not growing up after a specific event

**Requested features**

- Add more interactive elements
- Implement notification reminders for fish needs
- Improve the 'turn off light' function for nighttime
- Add more content and gameplay variety
- Allow customization of fish appearance


### GAtsume

[App page](https://appshunter.io/ios/app/gatsume/id6767430128)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $1.99 | one-time |


## Frequently asked questions

### Is 虚無魚BasPi! free?

虚無魚BasPi! is free to download, with no in-app purchases.

### Is GAtsume free?

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

### Do 虚無魚BasPi! or GAtsume have ads?

虚無魚BasPi! shows ads; GAtsume does not.

### Which is updated more often, 虚無魚BasPi! or GAtsume?

虚無魚BasPi! ships an update every 4 weeks, and GAtsume every 2 days. Most recently, 虚無魚BasPi! was updated on October 21, 2026 and GAtsume on October 7, 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.*