# 之江生物 vs Surgical Instruments Catalog

The clearest difference is in-app purchases: 之江生物 at none against Surgical Instruments Catalog's 4. 之江生物 also leads on iOS requirement (9.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Surgical Instruments Catalog sells 4 in-app purchases, starting at $2.99 per month. 之江生物 asks for nothing beyond the download.

## The numbers

| Metric | 之江生物 | Surgical Instruments Catalog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 32 MB | 86 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai ZJ Bio-Tech Co.,Ltd.](https://appshunter.io/developer/950594760) | [RER MedApps](https://appshunter.io/developer/1720150558) |

## What reviewers say

### 之江生物

[App page](https://appshunter.io/ios/app/id950594761)

**Features:** macOS Compatibility

**In-app purchases:** none


### Surgical Instruments Catalog

[App page](https://appshunter.io/ios/app/surgical-instruments-catalog/id6757407952)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $2.99 | per month |
| Premium Yearly | $49.99 | per year |
| Lifetime Access - 50% Off | $24.99 | one-time |
| Lifetime Access | $49.99 | one-time |


## Frequently asked questions

### Is 之江生物 free?

之江生物 is free to download, with no in-app purchases.

### Is Surgical Instruments Catalog free?

Surgical Instruments Catalog is free to download, with in-app purchases available.

### Do 之江生物 or Surgical Instruments Catalog have ads?

Neither 之江生物 nor Surgical Instruments Catalog shows ads.

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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.*