# i世代之記憶迷宮 vs 數之寶島

The clearest difference is update cadence: i世代之記憶迷宮 at every 5 days against 數之寶島's every 6 months. 數之寶島's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

i世代之記憶迷宮 ships an update every 5 days, 數之寶島 every 6 months. The most recent releases landed on October 9, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | i世代之記憶迷宮 | 數之寶島 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 months |
| Size | 329 MB | 175 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kratos Digital Limited](https://appshunter.io/developer/409451637) | [The University of Hong Kong](https://appshunter.io/developer/451384643) |

## What reviewers say

### i世代之記憶迷宮

[App page](https://appshunter.io/ios/app/i/id1227218844)

**Features:** macOS Compatibility

**In-app purchases:** none


### 數之寶島

[App page](https://appshunter.io/ios/app/id6744041597)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i世代之記憶迷宮 free?

i世代之記憶迷宮 is free to download, with no in-app purchases.

### Is 數之寶島 free?

數之寶島 is free to download, with no in-app purchases.

### Do i世代之記憶迷宮 or 數之寶島 have ads?

Neither i世代之記憶迷宮 nor 數之寶島 shows ads.

### Which is updated more often, i世代之記憶迷宮 or 數之寶島?

i世代之記憶迷宮 ships an update every 5 days, and 數之寶島 every 6 months. Most recently, i世代之記憶迷宮 was updated on October 9, 2026 and 數之寶島 on October 15, 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.*