# 正蓝旗宣传 vs 火山草原云

The clearest difference is iOS requirement: 正蓝旗宣传 at 11.0 against 火山草原云's 13.0. 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.

正蓝旗宣传 ships an update every 13 months, 火山草原云 every 8 months. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 正蓝旗宣传 | 火山草原云 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 8 months** |
| Size | 107 MB | 147 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Xinhua News Agency News Information Center Inner Mongolia Center](https://appshunter.io/developer/1467146950) | [Inner Mongolia Daily News](https://appshunter.io/developer/680996033) |

## What reviewers say

### 正蓝旗宣传

[App page](https://appshunter.io/ios/app/id1023977310)

**Features:** macOS Compatibility

**In-app purchases:** none


### 火山草原云

[App page](https://appshunter.io/ios/app/id1530801663)

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

**In-app purchases:** none


## Frequently asked questions

### Is 正蓝旗宣传 free?

正蓝旗宣传 is free to download, with no in-app purchases.

### Is 火山草原云 free?

火山草原云 is free to download, with no in-app purchases.

### Do 正蓝旗宣传 or 火山草原云 have ads?

Neither 正蓝旗宣传 nor 火山草原云 shows ads.

### Which is updated more often, 正蓝旗宣传 or 火山草原云?

正蓝旗宣传 ships an update every 13 months, and 火山草原云 every 8 months. Most recently, 正蓝旗宣传 was updated on November 6, 2026 and 火山草原云 on November 7, 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.*