# 云上武穴 vs BIReader

The clearest difference is update cadence: BIReader at every 3 weeks against 云上武穴's every 14 months. 云上武穴's advantage is iOS requirement (9.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

云上武穴 ships an update every 14 months, BIReader every 3 weeks. The most recent releases landed on October 4, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 云上武穴 | BIReader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Size | 215 MB | 31 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [湖北长江云新媒体集团有限公司](https://appshunter.io/developer/1118835499) | [Hunan Civiw Technology Co., Ltd](https://appshunter.io/developer/1206753528) |

## What reviewers say

### 云上武穴

[App page](https://appshunter.io/ios/app/id1088532886)

**Features:** macOS Compatibility

**In-app purchases:** none


### BIReader

[App page](https://appshunter.io/ios/app/bireader/id1206753529)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 云上武穴 free?

云上武穴 is free to download, with no in-app purchases.

### Is BIReader free?

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

### Do 云上武穴 or BIReader have ads?

Neither 云上武穴 nor BIReader shows ads.

### Which is updated more often, 云上武穴 or BIReader?

云上武穴 ships an update every 14 months, and BIReader every 3 weeks. Most recently, 云上武穴 was updated on October 4, 2026 and BIReader on October 24, 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.*