# SleepScore Max vs KHR

The clearest difference is monetization model: KHR at free against SleepScore Max's free with in-app purchases. KHR also leads on rating (5.0 vs 4.6). SleepScore Max's advantage is ratings volume (446 vs 2) and iOS requirement (11.2 vs 15.1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

KHR holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: SleepScore Max has 446 ratings behind it against 2, so its average is the more settled of the two.

SleepScore Max ships an update every 2 weeks, KHR fortnightly. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SleepScore Max | KHR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (446 ratings)](https://appshunter.io/ios/app/sleepscore-max/id1294502517/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/khr/id6743888324/reviews)** |
| Number of ratings | **446** | 2 |
| Positive reviews | 42.1% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 269 MB | 47 MB |
| Requires iOS | **11.2** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SleepScore Labs](https://appshunter.io/developer/1294502516) | [Laina Enterprises, Inc.](https://appshunter.io/developer/1588943641) |

## What reviewers say

### SleepScore Max

[App page](https://appshunter.io/ios/app/sleepscore-max/id1294502517)

This system uses advanced radar technology to track sleep cycles and provide personalized advice for improvement. It offers features like sleep goals, a smart alarm, and environmental optimization to help users wake up refreshed and feel better throughout the day.

**Highlights:** Non-contact sleep tracking, Detailed sleep cycle analysis, Personalized sleep advice, Smart alarm, Bedroom environment optimization, Sleep goals and challenges, Doctor reports

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💡 Smart alarm wakes during light sleep, not REM
- 📊 Detailed sleep cycle tracking and insights
- 🎯 Personalized recommendations for sleep improvement
- 🧠 Accurate sleep pattern analysis (when working)
- 🎨 Clean, modern, intuitive interface design

**What reviewers complain about**

- 🐛 Frequent app crashes and freezes
- ⚠️ Data loss when app crashes
- ❌ Poor app maintenance and outdated code
- 🔌 Bluetooth connectivity issues
- ❓ Inconsistent accuracy in sleep detection

**Reported bugs**

- App crashes when enabling alarm
- Continuous loop requiring app reinstall
- Login and password reset failures
- App won't open or launch
- Session interruption errors

**Requested features**

- Ability to delete or edit incorrect sleep records
- Add notes to daily sleep records
- Snooze function for smart alarm
- Adjustable alarm volume settings
- Better monthly/weekly view with readable layout


### KHR

[App page](https://appshunter.io/ios/app/khr/id6743888324)

This controlled-access survey application ensures data integrity by restricting participation to invited individuals. It is designed for researchers who require precise and actionable insights.

**Highlights:** Controlled access surveys, Data integrity focus, Invited participant only, Precise insights, Actionable research data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SleepScore Max free?

SleepScore Max is free to download, with no in-app purchases.

### Is KHR free?

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

### Which has better reviews, SleepScore Max or KHR?

KHR is rated higher. SleepScore Max averages 4.6 out of 5 from 446 ratings, while KHR averages 5.0 from 2 ratings.

### Do SleepScore Max or KHR have ads?

Neither SleepScore Max nor KHR shows ads.

### Which is updated more often, SleepScore Max or KHR?

SleepScore Max ships an update every 2 weeks, and KHR fortnightly. Most recently, SleepScore Max was updated on October 26, 2026 and KHR on October 25, 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.*