# Ultrahuman vs Hreyfing

The clearest difference is rating: Ultrahuman at 4.5 against Hreyfing's 4.0. Ultrahuman also leads on update cadence (every 3 days vs every 6 weeks) and ratings volume (8K vs 1). Hreyfing's advantage is in-app purchases (none vs 18) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Ultrahuman sells 15 in-app purchases, starting at $2.90 per month. Hreyfing asks for nothing beyond the download.

Ultrahuman holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Ultrahuman has 8K ratings behind it against 1, so its average is the more settled of the two.

Ultrahuman ships an update every 3 days, Hreyfing every 6 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ultrahuman | Hreyfing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8K ratings)](https://appshunter.io/ios/app/ultrahuman/id1491286709/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/hreyfing/id1560197722/reviews) |
| Number of ratings | **8K** | 1 |
| Positive reviews | 46.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 744 MB | 156 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple TV, Apple Watch** | iPhone, iPad, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [ULTRAHUMAN HEALTHCARE PRIVATE LIMITED](https://appshunter.io/developer/1491286708) | [Hreyfing ehf](https://appshunter.io/developer/1560197724) |

## What reviewers say

### Ultrahuman

[App page](https://appshunter.io/ios/app/ultrahuman/id1491286709)

This app synthesizes health data from a smart ring and continuous glucose monitors into actionable scores for sleep, activity, recovery, and metabolic health. It offers deep insights into your body's performance, helping you decode and improve your lifestyle.

**Highlights:** Health monitoring with smart ring, Movement Index tracking, Sleep Index analysis, Recovery metrics, Circadian rhythm alignment, Metabolic health insights, Real-time fitness tracking

**Features:** Family Sharing, Apple Wallet, Apple Watch app

**In-app purchases (15)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cardio Adaptability - Monthly | $2.90 | per month |
| Cycle & Ovulation Monthly | $3.99 | per month |
| Respiratory Health - Monthly | $3.99 | per month |
| UltraSync with Tesla - Monthly | $6.90 | per month |
| Ultrahuman Max | $9.99 | per month |
| Cardio Adaptability - Yearly | $24.00 | per year |
| Monthly | $24.99 | per month |
| UltrahumanX | $29.99 | per year |
| UltrahumanX - 1 year | $36.00 | per year |
| Cycle & Ovulation Yearly | $39.99 | per year |
| Respiratory Health PowerPlug-Yearly | $39.99 | per year |
| UltraSync with Tesla - Yearly | $69.00 | per year |
| Ultrahuman Max | $99.99 | per year |
| Cardio Adaptability - 2 years | $38.00 | one-time |
| UltrahumanX - 2 years | $54.00 | one-time |

**What reviewers like**

- 🌟 Fantastic insights and data
- 👍 Helpful for managing health and fitness
- 🤖 Innovative technology
- 💯 Life-changing experience
- 🤩 Amazing app and wearable device

**What reviewers complain about**

- 🔌 Battery life issues
- 🤔 Inaccurate data tracking
- 🤯 Buggy app and connectivity problems
- 🤖 Cluttered and confusing interface
- 🕰️ Slow or unresponsive app

**Reported bugs**

- Frequent disconnections between ring and app
- Inaccurate sleep and activity tracking
- Firmware update issues causing data loss
- Unreliable customer support and long response times
- Compatibility problems with newer iOS versions

**Requested features**

- More customization options
- Better integration with other apps and devices
- Improved food tracking and logging
- Enhanced workout tracking and analysis
- Offline mode for app usage


### Hreyfing

[App page](https://appshunter.io/ios/app/hreyfing/id1560197722)

Access personalized training plans and track your progress with real-time coach support. Manage nutrition, set goals, and stay motivated with workout reminders and progress photos. Connect to wearable devices for seamless data syncing.

**Highlights:** Personalized training plans, Real-time coach messaging, Workout scheduling and tracking, Nutrition management, Progress photos and body measurements, Wearable device integration

**Features:** Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Ultrahuman free?

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

### Is Hreyfing free?

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

### Which has better reviews, Ultrahuman or Hreyfing?

Ultrahuman is rated higher. Ultrahuman averages 4.5 out of 5 from 8K ratings, while Hreyfing averages 4.0 from 1 ratings.

### Do Ultrahuman or Hreyfing have ads?

Ultrahuman shows ads; Hreyfing does not.

### Which is updated more often, Ultrahuman or Hreyfing?

Ultrahuman ships an update every 3 days, and Hreyfing every 6 weeks. Most recently, Ultrahuman was updated on October 31, 2026 and Hreyfing 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.*