# 睿江云 vs 观涛云信

The clearest difference is iOS requirement: 睿江云 at 9.0 against 观涛云信's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

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

睿江云 ships an update every 9 days, 观涛云信 fortnightly. The most recent releases landed on September 12, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | 睿江云 | 观涛云信 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Fortnightly |
| Size | 74 MB | 156 MB |
| Requires iOS | **9.0** | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Guangdong Efly Cloud Computing Co.,Ltd.](https://appshunter.io/developer/1539612088) | [安徽观涛软件科技集团有限公司](https://appshunter.io/developer/1708542342) |

## What reviewers say

### 睿江云

[App page](https://appshunter.io/ios/app/id1546574339)

**Features:** macOS Compatibility

**In-app purchases:** none


### 观涛云信

[App page](https://appshunter.io/ios/app/id6480368441)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 睿江云 free?

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

### Is 观涛云信 free?

观涛云信 is free to download, with no in-app purchases.

### Do 睿江云 or 观涛云信 have ads?

Neither 睿江云 nor 观涛云信 shows ads.

### Which is updated more often, 睿江云 or 观涛云信?

睿江云 ships an update every 9 days, and 观涛云信 fortnightly. Most recently, 睿江云 was updated on September 12, 2026 and 观涛云信 on September 11, 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.*