# 头发呢 vs Wind Down

The clearest difference is update cadence: 头发呢 at every 3 days against Wind Down's monthly. 头发呢 also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. 头发呢 sells 3 in-app purchases, starting at $3.99 per month and Wind Down sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

头发呢 ships an update every 3 days, Wind Down monthly. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 头发呢 | Wind Down |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Monthly |
| Monetization | Freemium | — |
| Size | 24 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Chengdu Baibai Maomao Technology Co., Ltd.](https://appshunter.io/developer/1887172471) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### 头发呢

[App page](https://appshunter.io/ios/app/ai/id6760990605)

This AI-powered tool helps you track and manage your hair and scalp health. It analyzes your hair condition from photos, provides personalized care recommendations, and helps you monitor progress over time.

**Highlights:** AI-assisted hair and scalp analysis, Multi-angle photo recording for comparison, Personalized care suggestions, Daily check-ins and trend tracking, Product scanning and usage advice, Long-term hair management

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $3.99 | per month |
| 年度会员 | $39.99 | per year |
| 永久会员 | $89.99 | one-time |


### Wind Down

[App page](https://appshunter.io/ios/app/wind-down-bedtime-routine/id6771313827)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $3.99 | per 7 days |
| Yearly | $19.99 | per year |
| Lifetime Pro | $39.99 | one-time |


## Frequently asked questions

### Is 头发呢 free?

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

### Is Wind Down free?

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

### Do 头发呢 or Wind Down have ads?

Neither 头发呢 nor Wind Down shows ads.

### Which is updated more often, 头发呢 or Wind Down?

头发呢 ships an update every 3 days, and Wind Down monthly. Most recently, 头发呢 was updated on October 31, 2026 and Wind Down on November 5, 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.*