# メンダコ深海育成日記 vs 深海8000

The clearest difference is in-app purchases: メンダコ深海育成日記 at none against 深海8000's 7. メンダコ深海育成日記 also leads on update cadence (every 3 days vs every 11 days) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. 深海8000 sells 7 one-off in-app purchases. メンダコ深海育成日記 asks for nothing beyond the download.

メンダコ深海育成日記 ships an update every 3 days, 深海8000 every 11 days. The most recent releases landed on October 16, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | メンダコ深海育成日記 | 深海8000 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 days** | Every 11 days |
| Size | 284 MB | 71 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sumie Watanabe](https://appshunter.io/developer/1349237972) | [Riki Kamei](https://appshunter.io/developer/1884951857) |

## What reviewers say

### メンダコ深海育成日記

[App page](https://appshunter.io/ios/app/id6746698191)

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

**In-app purchases:** none


### 深海8000

[App page](https://appshunter.io/ios/app/8000/id6816334134)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 資金チャージ | $1.99 | one-time |
| 初心者探索パック | $2.99 | one-time |
| 留守中収入2倍 | $2.99 | one-time |
| 水族館応援パック | $3.99 | one-time |
| 広告スキップ | $3.99 | one-time |
| 来館収入2倍 | $3.99 | one-time |
| 探索スタートセット | $4.99 | one-time |


## Frequently asked questions

### Is メンダコ深海育成日記 free?

メンダコ深海育成日記 is free to download, with no in-app purchases.

### Is 深海8000 free?

深海8000 is free to download, with in-app purchases available.

### Do メンダコ深海育成日記 or 深海8000 have ads?

Both メンダコ深海育成日記 and 深海8000 show ads.

### Which is updated more often, メンダコ深海育成日記 or 深海8000?

メンダコ深海育成日記 ships an update every 3 days, and 深海8000 every 11 days. Most recently, メンダコ深海育成日記 was updated on October 16, 2026 and 深海8000 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.*