# 医修库 vs J助手

The clearest difference is in-app purchases: 医修库 at none against J助手's 6. 医修库 also leads on update cadence (every 3 weeks vs every 2 months). J助手's advantage is iOS requirement (9.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. J助手 sells 6 one-off in-app purchases. 医修库 asks for nothing beyond the download.

医修库 ships an update every 3 weeks, J助手 every 2 months. The most recent releases landed on October 22, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 医修库 | J助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 86 MB | 35 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Yixiu Technical Services Ltd.](https://appshunter.io/developer/1151264502) | [长春易考医考文化传播有限公司](https://appshunter.io/developer/1439148693) |

## What reviewers say

### 医修库

[App page](https://appshunter.io/ios/app/id1151264503)

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

**In-app purchases:** none


### J助手

[App page](https://appshunter.io/ios/app/j/id1439148694)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| J助手 | $0.99 | one-time |
| J助手 | $2.99 | one-time |
| J助手 | $3.99 | one-time |
| J助手 | $5.99 | one-time |
| J助手 | $6.99 | one-time |
| J助手 | $14.99 | one-time |


## Frequently asked questions

### Is 医修库 free?

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

### Is J助手 free?

J助手 is free to download, with in-app purchases available.

### Do 医修库 or J助手 have ads?

Neither 医修库 nor J助手 shows ads.

### Which is updated more often, 医修库 or J助手?

医修库 ships an update every 3 weeks, and J助手 every 2 months. Most recently, 医修库 was updated on October 22, 2026 and J助手 on October 4, 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.*