# HeadsUp vs AI智眠

The clearest difference is in-app purchases: AI智眠 at none against HeadsUp's 3. AI智眠 also leads on iOS requirement (12.0 vs 15.0). HeadsUp's advantage is device support (5 vs 2). On price, update cadence and ads there is nothing between them.

Both are free to download. HeadsUp sells 3 in-app purchases, starting at $0.99 per month. AI智眠 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | HeadsUp | AI智眠 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/headsup-improve-posture/id1629577265/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 68.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Freemium | — |
| Size | 169 MB | 67 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [家浩 汪](https://appshunter.io/developer/1071202242) | [Shenzhen Yunzhimian Technology Co., Ltd](https://appshunter.io/developer/1457932494) |

## What reviewers say

### HeadsUp

[App page](https://appshunter.io/ios/app/headsup-improve-posture/id1629577265)

This app uses your device's camera or AirPods to monitor your sitting posture. It provides gentle reminders and gamified feedback to help you maintain an upright position, with additional features like a focus timer and statistics tracking.

**Highlights:** Camera or AirPods posture detection, Gamified posture feedback, Customizable sensitivity, Multiple reminder modes, Sitting break reminders, Pomodoro timer, Focus and posture statistics, Widget support

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $2.99 | per year |
| Pro | $3.99 | one-time |


### AI智眠

[App page](https://appshunter.io/ios/app/ai/id1661626024)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HeadsUp free?

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

### Is AI智眠 free?

AI智眠 is free to download, with no in-app purchases.

### Do HeadsUp or AI智眠 have ads?

Neither HeadsUp nor AI智眠 shows ads.

### Which is updated more often, HeadsUp or AI智眠?

HeadsUp ships an update every 3 weeks, and AI智眠 every 3 weeks. Most recently, HeadsUp was updated on October 14, 2026 and AI智眠 on October 6, 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.*