# 恐龙百科 vs ONSFileManager

The clearest difference is price: 恐龙百科 at Free against ONSFileManager's $2.99. 恐龙百科 also leads on device support (3 vs 1). ONSFileManager's advantage is ads (none vs shown). On in-app purchases and iOS requirement there is nothing between them.

恐龙百科 is free to download; ONSFileManager costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 恐龙百科 | ONSFileManager |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | — |
| Monetization | — | Paid |
| Size | 20 MB | 11 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [浩杰 姬](https://appshunter.io/developer/1514456091) | [小燕 陈](https://appshunter.io/developer/1462872555) |

## What reviewers say

### 恐龙百科

[App page](https://appshunter.io/ios/app/id1644289492)

**Features:** macOS Compatibility

**In-app purchases:** none


### ONSFileManager

[App page](https://appshunter.io/ios/app/onsfilemanager/id6780934820)

Manage and play visual novel files on your iOS device. Supports Wi-Fi transfer, various archive formats, and offers a personalized gaming experience with save slots and auto mode.

**Highlights:** Wi-Fi file transfer, ZIP/RAR archive support, Folder import, File browsing and preview, Save system with multiple slots, Auto-play mode, Multi-encoding support

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

**In-app purchases:** none


## Frequently asked questions

### Is 恐龙百科 free?

恐龙百科 is free to download, with no in-app purchases.

### Is ONSFileManager free?

ONSFileManager costs $2.99, with no in-app purchases.

### Do 恐龙百科 or ONSFileManager have ads?

恐龙百科 shows ads; ONSFileManager does not.

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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.*