# Chain vs 活動島嶼 ActIsland：活動地圖

Chain and 活動島嶼 ActIsland：活動地圖 are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Chain ships an update weekly, 活動島嶼 ActIsland：活動地圖 every 6 days. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Chain | 活動島嶼 ActIsland：活動地圖 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Size | 41 MB | 29 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [HOIN TECHNOLOGY CO ., LTD .](https://appshunter.io/developer/1566366629) | [Monglo Ltd.](https://appshunter.io/developer/6786990958) |

## What reviewers say

### Chain

[App page](https://appshunter.io/ios/app/chain-in/id6762069262)

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

**In-app purchases:** none


### 活動島嶼 ActIsland：活動地圖

[App page](https://appshunter.io/ios/app/actisland/id6788458446)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chain free?

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

### Is 活動島嶼 ActIsland：活動地圖 free?

活動島嶼 ActIsland：活動地圖 is free to download, with no in-app purchases.

### Do Chain or 活動島嶼 ActIsland：活動地圖 have ads?

Neither Chain nor 活動島嶼 ActIsland：活動地圖 shows ads.

### Which is updated more often, Chain or 活動島嶼 ActIsland：活動地圖?

Chain ships an update weekly, and 活動島嶼 ActIsland：活動地圖 every 6 days. Most recently, Chain was updated on October 19, 2026 and 活動島嶼 ActIsland：活動地圖 on October 24, 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.*