# FastSync vs 格式转换神器

The clearest difference is iOS requirement: FastSync at 15.0 against 格式转换神器's 17.0. 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.

## The numbers

| Metric | FastSync | 格式转换神器 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 2 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [LEADVISION MEDIA MANAGEMENT LIMITED](https://appshunter.io/developer/1749906380) | [国星 刘](https://appshunter.io/developer/1577325358) |

## What reviewers say

### FastSync

[App page](https://appshunter.io/ios/app/fastsync-file-manager-and-docs/id6756871426)

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

**In-app purchases:** none


### 格式转换神器

[App page](https://appshunter.io/ios/app/id6794596489)

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

**In-app purchases:** none


## Frequently asked questions

### Is FastSync free?

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

### Is 格式转换神器 free?

格式转换神器 is free to download, with no in-app purchases.

### Do FastSync or 格式转换神器 have ads?

Neither FastSync nor 格式转换神器 shows ads.

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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.*