# TiYi vs Acasis磁盘互拷

The clearest difference is rating: Acasis磁盘互拷 at 5.0 against TiYi's 2.2. Acasis磁盘互拷 also leads on in-app purchases (none vs 3) and ads (none vs shown). TiYi's advantage is update cadence (every 5 days vs every 3 months) and ratings volume (6 vs 1). On price and monetization model there is nothing between them.

Both are free to download. TiYi sells 3 in-app purchases, starting at $0.99 per month. Acasis磁盘互拷 asks for nothing beyond the download.

Acasis磁盘互拷 holds the better App Store score, 5.0 against 2.2. That said, the two scores are not equally well evidenced: TiYi has 6 ratings behind it against 1, so its average is the more settled of the two.

TiYi ships an update every 5 days, Acasis磁盘互拷 every 3 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | TiYi | Acasis磁盘互拷 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.2 (6 ratings)](https://appshunter.io/ios/app/tiyi/id6768071550/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/acasis/id6776074493/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | Free | Free |
| Size | 96 MB | 7 MB |
| Requires iOS | **18.0** | 26.2 |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Weigan Technology (Shenzhen) Co., Ltd.](https://appshunter.io/developer/1896482773) | [Shenzhen Feideyue Technology Co.,ltd.](https://appshunter.io/developer/6776074495) |

## What reviewers say

### TiYi

[App page](https://appshunter.io/ios/app/tiyi/id6768071550)

This app acts as a VPN client that allows you to import your existing VPN configurations from various sources. Connect to your authorized servers with a single tap, manage nodes, and choose your preferred routing modes. It offers a consistent experience across iPhone, iPad, and Mac.

**Highlights:** Import subscription URLs, Supports various protocols (VMess, VLESS, Trojan, etc.), One-tap connection, Node search and sorting, Latency testing, Multiple routing modes, iCloud sync for profiles

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Monthly VIP | $0.99 | per month |
| Upgrade to Yearly VIP | $4.99 | per year |
| Upgrade to Lifetime VIP | $9.99 | one-time |


### Acasis磁盘互拷

[App page](https://appshunter.io/ios/app/acasis/id6776074493)

This utility app facilitates rapid file copying and backup between your phone's local storage and external drives like USBs or mobile hard drives. It offers a visual interface for selecting source and destination paths, enabling one-click high-speed transfers and automatically logging all operation history for easy review. Core functions are accessible even without an Apple ID login.

**Highlights:** Local directory to directory copying, External storage (USB/HDD) file transfer, Visual source and destination path selection, One-click high-speed copying, Automatic operation history logging, Optional Apple ID login

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

**In-app purchases:** none


## Frequently asked questions

### Is TiYi free?

TiYi is free to download, with in-app purchases available.

### Is Acasis磁盘互拷 free?

Acasis磁盘互拷 is free to download, with no in-app purchases.

### Which has better reviews, TiYi or Acasis磁盘互拷?

Acasis磁盘互拷 is rated higher. TiYi averages 2.2 out of 5 from 6 ratings, while Acasis磁盘互拷 averages 5.0 from 1 ratings.

### Do TiYi or Acasis磁盘互拷 have ads?

TiYi shows ads; Acasis磁盘互拷 does not.

### Which is updated more often, TiYi or Acasis磁盘互拷?

TiYi ships an update every 5 days, and Acasis磁盘互拷 every 3 months. Most recently, TiYi was updated on October 31, 2026 and Acasis磁盘互拷 on October 31, 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.*