# Flywind vs 家信

The clearest difference is iOS requirement: 家信 at 15.5 against Flywind's 18.6. 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.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 6, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Flywind | 家信 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 18 MB | 139 MB |
| Requires iOS | 18.6 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Beijing Flywind Technology Co., Ltd.](https://appshunter.io/developer/1490399094) | [Chengdu Ronghe Xinyuan Technology Co., Ltd](https://appshunter.io/developer/1894528546) |

## What reviewers say

### Flywind

[App page](https://appshunter.io/ios/app/flywind/id1481032158)

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

**In-app purchases:** none


### 家信

[App page](https://appshunter.io/ios/app/ai/id6762529054)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flywind free?

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

### Is 家信 free?

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

### Do Flywind or 家信 have ads?

Neither Flywind nor 家信 shows ads.

### Which is updated more often, Flywind or 家信?

Flywind ships an update weekly, and 家信 weekly. Most recently, Flywind was updated on October 6, 2026 and 家信 on September 26, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*