# 成龍濕地AR vs TigerDuck｜臺科大學生的校園助手

The clearest difference is update cadence: TigerDuck｜臺科大學生的校園助手 at every 4 days against 成龍濕地AR's monthly. 成龍濕地AR's advantage is iOS requirement (12.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

成龍濕地AR ships an update monthly, TigerDuck｜臺科大學生的校園助手 every 4 days. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 成龍濕地AR | TigerDuck｜臺科大學生的校園助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Size | 468 MB | 59 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [National Taichung University of Science and Technology](https://appshunter.io/developer/1510137143) | [You-Wei Huang](https://appshunter.io/developer/1887497416) |

## What reviewers say

### 成龍濕地AR

[App page](https://appshunter.io/ios/app/ar/id6474074810)

**Features:** macOS Compatibility

**In-app purchases:** none


### TigerDuck｜臺科大學生的校園助手

[App page](https://appshunter.io/ios/app/tigerduck/id6761084888)

**Features:** Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 成龍濕地AR free?

成龍濕地AR is free to download, with no in-app purchases.

### Is TigerDuck｜臺科大學生的校園助手 free?

TigerDuck｜臺科大學生的校園助手 is free to download, with no in-app purchases.

### Do 成龍濕地AR or TigerDuck｜臺科大學生的校園助手 have ads?

Neither 成龍濕地AR nor TigerDuck｜臺科大學生的校園助手 shows ads.

### Which is updated more often, 成龍濕地AR or TigerDuck｜臺科大學生的校園助手?

成龍濕地AR ships an update monthly, and TigerDuck｜臺科大學生的校園助手 every 4 days. Most recently, 成龍濕地AR was updated on October 10, 2026 and TigerDuck｜臺科大學生的校園助手 on October 8, 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.*