# aiwan 3+3 Postal Code vs 青年生技2.0

The clearest difference is ads: 青年生技2.0 at none against aiwan 3+3 Postal Code's shown. 青年生技2.0 also leads on update cadence (every 5 days vs every 37 months). aiwan 3+3 Postal Code's advantage is iOS requirement (13.0 vs 26.0). On price, 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.

aiwan 3+3 Postal Code ships an update every 37 months, 青年生技2.0 every 5 days. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | aiwan 3+3 Postal Code | 青年生技2.0 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 37 months | **Every 5 days** |
| Size | 28 MB | 180 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Chengchung Chiu](https://appshunter.io/developer/1359094944) | [Yao Quan Consultancy CO., LTD.](https://appshunter.io/developer/1570753973) |

## What reviewers say

### aiwan 3+3 Postal Code

[App page](https://appshunter.io/ios/app/aiwan-3-plus-3-postal-code/id1524433635)

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

**In-app purchases:** none


### 青年生技2.0

[App page](https://appshunter.io/ios/app/20/id6746402203)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is aiwan 3+3 Postal Code free?

aiwan 3+3 Postal Code is free to download, with no in-app purchases.

### Is 青年生技2.0 free?

青年生技2.0 is free to download, with no in-app purchases.

### Do aiwan 3+3 Postal Code or 青年生技2.0 have ads?

aiwan 3+3 Postal Code shows ads; 青年生技2.0 does not.

### Which is updated more often, aiwan 3+3 Postal Code or 青年生技2.0?

aiwan 3+3 Postal Code ships an update every 37 months, and 青年生技2.0 every 5 days. Most recently, aiwan 3+3 Postal Code was updated on October 25, 2026 and 青年生技2.0 on October 30, 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.*