# Hi投屏助手 vs Fast Cast

The clearest difference is rating: Fast Cast at 3.0 against Hi投屏助手's 1.8. Fast Cast also leads on review sentiment (46% vs 12%) and ratings volume (98 vs 8). Hi投屏助手's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, update cadence, 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.

Fast Cast holds the better App Store score, 3.0 against 1.8. That said, the two scores are not equally well evidenced: Fast Cast has 98 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 12% of Hi投屏助手's written reviews are positive against 46% of Fast Cast's.

Hi投屏助手 ships an update every 3 months, Fast Cast every 2 months. The most recent releases landed on October 20, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hi投屏助手 | Fast Cast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.8 (8 ratings)](https://appshunter.io/ios/app/hi/id1461435143/reviews) | **[3.0 (98 ratings)](https://appshunter.io/ios/app/fast-cast-screen-mirror/id1516136245/reviews)** |
| Number of ratings | 8 | **98** |
| Positive reviews | 12.1% of reviews | **45.9% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Ad-supported |
| Size | 92 MB | 7 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hisense](https://appshunter.io/developer/519425256) | [意 田](https://appshunter.io/developer/1051193876) |

## What reviewers say

### Hi投屏助手

[App page](https://appshunter.io/ios/app/hi/id1461435143)

Stream audio or video files to your TV, or use your smartphone as a remote control. Mirror your phone's screen to the TV, or control your TV directly from your phone's screen.

**Highlights:** Stream audio/video to TV, Smartphone as TV remote, Mirror phone screen to TV, Mirror TV screen to phone, Direct touch control of TV

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

**In-app purchases:** none


### Fast Cast

[App page](https://appshunter.io/ios/app/fast-cast-screen-mirror/id1516136245)

Easily project your phone's screen to other devices like iPhones, iPads, and iMacs. Control your PC from your phone and record your screen on Mac. Ideal for education and entertainment.

**Highlights:** Project phone screen to other devices, Control PC from phone, Network-less projection support, Mac screen recording, Mac screenshotting

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Hi投屏助手 free?

Hi投屏助手 is free to download, with no in-app purchases.

### Is Fast Cast free?

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

### Which has better reviews, Hi投屏助手 or Fast Cast?

Fast Cast is rated higher. Hi投屏助手 averages 1.8 out of 5 from 8 ratings, while Fast Cast averages 3.0 from 98 ratings.

### Do Hi投屏助手 or Fast Cast have ads?

Fast Cast shows ads; Hi投屏助手 does not.

### Which is updated more often, Hi投屏助手 or Fast Cast?

Hi投屏助手 ships an update every 3 months, and Fast Cast every 2 months. Most recently, Hi投屏助手 was updated on October 20, 2026 and Fast Cast on October 24, 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.*