# 宗谱链 vs Plan B

The clearest difference is in-app purchases: 宗谱链 at none against Plan B's 2. Plan B's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Plan B sells 2 in-app purchases, starting at $0.99 per month. 宗谱链 asks for nothing beyond the download.

## The numbers

| Metric | 宗谱链 | Plan B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Size | 143 MB | 31 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Blockchain Technology Research Institute (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1541128457) | [北京悠游空间文化科技有限公司](https://appshunter.io/developer/1891030639) |

## What reviewers say

### 宗谱链

[App page](https://appshunter.io/ios/app/id1428405827)

**Features:** macOS Compatibility

**In-app purchases:** none


### Plan B

[App page](https://appshunter.io/ios/app/plan-b/id6761711918)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plan B Premium Monthly | $0.99 | per month |
| Plan B Premium Yearly | $5.99 | per year |


## Frequently asked questions

### Is 宗谱链 free?

宗谱链 is free to download, with no in-app purchases.

### Is Plan B free?

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

### Do 宗谱链 or Plan B have ads?

宗谱链 shows ads; Plan B does not.

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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.*