# 深海8000 vs Retro Repair Workshop

The clearest difference is in-app purchases: Retro Repair Workshop at none against 深海8000's 7. Retro Repair Workshop also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads there is nothing between them.

Both are free to download. 深海8000 sells 7 one-off in-app purchases. Retro Repair Workshop asks for nothing beyond the download.

深海8000 ships an update every 11 days, Retro Repair Workshop weekly. The most recent releases landed on November 10, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | 深海8000 | Retro Repair Workshop |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 11 days | **Weekly** |
| Size | 71 MB | 497 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Riki Kamei](https://appshunter.io/developer/1884951857) | [Ryohei Sakai](https://appshunter.io/developer/1712793842) |

## What reviewers say

### 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 |


### Retro Repair Workshop

[App page](https://appshunter.io/ios/app/retro-repair-workshop/id6817375507)

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

**In-app purchases:** none


## Frequently asked questions

### Is 深海8000 free?

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

### Is Retro Repair Workshop free?

Retro Repair Workshop is free to download, with no in-app purchases.

### Do 深海8000 or Retro Repair Workshop have ads?

Both 深海8000 and Retro Repair Workshop show ads.

### Which is updated more often, 深海8000 or Retro Repair Workshop?

深海8000 ships an update every 11 days, and Retro Repair Workshop weekly. Most recently, 深海8000 was updated on November 10, 2026 and Retro Repair Workshop on November 1, 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.*