# 文件预览助手 vs 立览

The clearest difference is device support: 文件预览助手 at 3 against 立览's 1. 文件预览助手 also leads on iOS requirement (13.0 vs 16.0). 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.

文件预览助手 ships an update every 2 weeks, 立览 every 10 days. Both last shipped on October 8, 2026.

## The numbers

| Metric | 文件预览助手 | 立览 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 56 MB | 5 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [北京创效未来](https://appshunter.io/developer/1714229626) | [Beijing Black & White Network Technology Co., Ltd.](https://appshunter.io/developer/1743535104) |

## What reviewers say

### 文件预览助手

[App page](https://appshunter.io/ios/app/120-plus/id6761652430)

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

**In-app purchases:** none


### 立览

[App page](https://appshunter.io/ios/app/id6776234466)

**In-app purchases:** none


## Frequently asked questions

### Is 文件预览助手 free?

文件预览助手 is free to download, with no in-app purchases.

### Is 立览 free?

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

### Do 文件预览助手 or 立览 have ads?

Neither 文件预览助手 nor 立览 shows ads.

### Which is updated more often, 文件预览助手 or 立览?

文件预览助手 ships an update every 2 weeks, and 立览 every 10 days. Most recently, 文件预览助手 was updated on October 8, 2026 and 立览 on October 8, 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.*