# 投屏助手 vs 发型测测

The clearest difference is review sentiment: 投屏助手 at 86% against 发型测测's 0%. 投屏助手 also leads on rating (4.1 vs 3.0) and in-app purchases (none vs 4). 发型测测's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 发型测测 sells 4 one-off in-app purchases. 投屏助手 asks for nothing beyond the download.

投屏助手 holds the better App Store score, 4.1 against 3.0. That said, the two scores are not equally well evidenced: 投屏助手 has 14 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 86% of 投屏助手's written reviews are positive against 0% of 发型测测's.

投屏助手 ships an update every 6 weeks, 发型测测 monthly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 投屏助手 | 发型测测 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (14 ratings)](https://appshunter.io/ios/app/id1357448819/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/and/id6478643139/reviews) |
| Number of ratings | **14** | 2 |
| Positive reviews | **85.7% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 51 MB | 129 MB |
| Requires iOS | **12.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [曙光 王](https://appshunter.io/developer/1388169536) | [Yoosha Technology(Hefei) Company Limited](https://appshunter.io/developer/1657106871) |

## What reviewers say

### 投屏助手

[App page](https://appshunter.io/ios/app/id1357448819)

Easily cast your phone's local videos, pictures, and files to your TV for a better viewing experience. Supports various devices and special wallpapers for occasions.

**Highlights:** Cast local videos and images, Cast local files, Connect to multiple devices, Special occasion wallpapers, Free to use

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

**In-app purchases:** none


### 发型测测

[App page](https://appshunter.io/ios/app/and/id6478643139)

This app helps you virtually try on hairstyles and colors using AI. It analyzes your face shape and hair quality to suggest personalized styles, hair care, and accessory recommendations.

**Highlights:** Virtual hairstyle and color try-on, Face shape analysis, Personalized style recommendations, Hair quality detection, Accessory matching, Hairstyle inspiration library

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 发型测测尊享会员 | $0.99 | one-time |
| 发型测测VIP权益一月 | $3.99 | one-time |
| 发型测测VIP权益（1年） | $7.99 | one-time |
| 发型测测尊享永久会员 | $12.99 | one-time |


## Frequently asked questions

### Is 投屏助手 free?

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

### Is 发型测测 free?

发型测测 is free to download, with in-app purchases available.

### Which has better reviews, 投屏助手 or 发型测测?

投屏助手 is rated higher. 投屏助手 averages 4.1 out of 5 from 14 ratings, while 发型测测 averages 3.0 from 2 ratings.

### Do 投屏助手 or 发型测测 have ads?

投屏助手 shows ads; 发型测测 does not.

### Which is updated more often, 投屏助手 or 发型测测?

投屏助手 ships an update every 6 weeks, and 发型测测 monthly. Most recently, 投屏助手 was updated on November 2, 2026 and 发型测测 on November 4, 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.*