# 九典 vs 成杰经方

The clearest difference is in-app purchases: 成杰经方 at none against 九典's 5. 成杰经方 also leads on update cadence (every 4 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 九典 sells 5 one-off in-app purchases. 成杰经方 asks for nothing beyond the download.

九典 ships an update every 3 weeks, 成杰经方 every 4 days. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | 九典 | 成杰经方 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/id6444086605/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 187 MB | 32 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Xiong'an Jiudian Technology Co., Ltd.](https://appshunter.io/developer/1841338687) | [成杰 黄](https://appshunter.io/developer/6786498742) |

## What reviewers say

### 九典

[App page](https://appshunter.io/ios/app/id6444086605)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6典豆 | $0.99 | one-time |
| 30典豆 | $3.99 | one-time |
| 68典豆 | $9.99 | one-time |
| 388典豆 | $59.99 | one-time |
| 518典豆 | $69.99 | one-time |


### 成杰经方

[App page](https://appshunter.io/ios/app/id6786606108)

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

**In-app purchases:** none


## Frequently asked questions

### Is 九典 free?

九典 is free to download, with in-app purchases available.

### Is 成杰经方 free?

成杰经方 is free to download, with no in-app purchases.

### Do 九典 or 成杰经方 have ads?

Neither 九典 nor 成杰经方 shows ads.

### Which is updated more often, 九典 or 成杰经方?

九典 ships an update every 3 weeks, and 成杰经方 every 4 days. Most recently, 九典 was updated on November 7, 2026 and 成杰经方 on November 10, 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.*