# 中医药草 vs PicToPDF

The clearest difference is price: 中医药草 at Free against PicToPDF's $0.99. 中医药草 also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (13.0 vs 15.0). PicToPDF's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

中医药草 is free to download; PicToPDF costs $0.99 up front. 中医药草 sells 1 in-app purchase, starting at $1.99 per month. PicToPDF asks for nothing beyond the download.

中医药草 ships an update fortnightly, PicToPDF every 4 months. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 中医药草 | PicToPDF |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.7 (12 ratings)](https://appshunter.io/ios/app/id6463019224/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 0 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [浩杰 姬](https://appshunter.io/developer/1514456091) | [洪卫 潘](https://appshunter.io/developer/467365143) |

## What reviewers say

### 中医药草

[App page](https://appshunter.io/ios/app/id6463019224)

This app helps users learn about traditional Chinese medicinal herbs. It provides detailed information on herb properties, pharmacology, and usage, and includes an image recognition feature to identify herbs from photos.

**Highlights:** Medicinal properties and pharmacology, Chemical composition details, Pharmacopoeia usage, Contraindications, Image recognition for herb identification, Extensive herb knowledge base

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 中医药草-去除APP内部广告 | $1.99 | per month |


### PicToPDF

[App page](https://appshunter.io/ios/app/pictopdf/id6762543081)

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

**In-app purchases:** none


## Frequently asked questions

### Is 中医药草 free?

中医药草 is free to download, with in-app purchases available.

### Is PicToPDF free?

PicToPDF costs $0.99, with no in-app purchases.

### Do 中医药草 or PicToPDF have ads?

中医药草 shows ads; PicToPDF does not.

### Which is updated more often, 中医药草 or PicToPDF?

中医药草 ships an update fortnightly, and PicToPDF every 4 months. Most recently, 中医药草 was updated on October 21, 2026 and PicToPDF on October 12, 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.*