# STUDIO A 舊機換新機 vs JYB集運幫

The clearest difference is update cadence: JYB集運幫 at fortnightly against STUDIO A 舊機換新機's every 2 months. STUDIO A 舊機換新機's advantage is iOS requirement (13.0 vs 15.3). 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.

STUDIO A 舊機換新機 ships an update every 2 months, JYB集運幫 fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | STUDIO A 舊機換新機 | JYB集運幫 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 38 MB | 20 MB |
| Requires iOS | **13.0** | 15.3 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [STUDIO A](https://appshunter.io/developer/1229645980) | [網訊科技股份有限公司](https://appshunter.io/developer/1445980616) |

## What reviewers say

### STUDIO A 舊機換新機

[App page](https://appshunter.io/ios/app/studio-a-trade-in/id1537540483)

**Features:** Vision Pro support

**In-app purchases:** none


### JYB集運幫

[App page](https://appshunter.io/ios/app/jyb/id1641876469)

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is STUDIO A 舊機換新機 free?

STUDIO A 舊機換新機 is free to download, with no in-app purchases.

### Is JYB集運幫 free?

JYB集運幫 is free to download, with no in-app purchases.

### Do STUDIO A 舊機換新機 or JYB集運幫 have ads?

Neither STUDIO A 舊機換新機 nor JYB集運幫 shows ads.

### Which is updated more often, STUDIO A 舊機換新機 or JYB集運幫?

STUDIO A 舊機換新機 ships an update every 2 months, and JYB集運幫 fortnightly. Most recently, STUDIO A 舊機換新機 was updated on November 3, 2026 and JYB集運幫 on November 3, 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.*