# AlterMe vs Orion Sleep

The clearest difference is monetization model: AlterMe at free against Orion Sleep's paid. AlterMe also leads on ratings volume (1.5K vs 42). Orion Sleep's advantage is review sentiment (86% vs 64%). On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for AlterMe against 4.6 for Orion Sleep. That said, the two scores are not equally well evidenced: AlterMe has 1.5K ratings behind it against 42, so its average is the more settled of the two. Written reviews are what separate them: 64% of AlterMe's written reviews are positive against 86% of Orion Sleep's.

AlterMe ships an update every 4 days, Orion Sleep every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | AlterMe | Orion Sleep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.5K ratings)](https://appshunter.io/ios/app/alterme/id1671228187/reviews)** | [4.6 (42 ratings)](https://appshunter.io/ios/app/orion-sleep/id6748622216/reviews) |
| Number of ratings | **1.5K** | 42 |
| Positive reviews | 64.3% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | **Free** | Paid |
| Size | 175 MB | 133 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Fit Wind](https://appshunter.io/developer/1671228189) | [Orion Sleep](https://appshunter.io/developer/1826619309) |

## What reviewers say

### AlterMe

[App page](https://appshunter.io/ios/app/alterme/id1671228187)

This app creates personalized fitness, nutrition, and recovery plans based on your DNA, biometric data, and health goals. It offers tailored workouts, guided recovery sessions, and actionable insights to help you understand and work with your body for fat loss, better sleep, or increased energy.

**Highlights:** Personalized fitness program based on DNA and progress, Evolving library of strength, cardio, and mobility workouts, Recovery content: breathwork, meditation, yoga, Seamless integration with AlterMe Ring for biometric tracking, DNA-based nutrition plan with calorie targets, Actionable insights on sleep, stress, and recovery trends

**In-app purchases:** none

**What reviewers like**

- 🚀 Specialized and tailored program
- 👍 Helpful and communicative staff
- 🚀 Quick and effective workouts
- 👍 Comprehensive system with exercise, nutrition, and sleep tracking
- 👍 Mentally helpful with visuals and meditation

**What reviewers complain about**

- 🐛 Inaccurate sleep and step tracking
- 🔧 Lacking community and competitive features
- 🔧 Difficult to customize workouts and food logging
- 🔧 Inconsistent data across app and wearable
- 🔧 Expensive for some features

**Reported bugs**

- Wearable disconnecting from app
- Mirror showing as disconnected
- Inconsistent data between app and wearable
- Workouts and demos disappearing from app

**Requested features**

- Ability to cast workouts to TV
- More detailed health and sleep tracking
- Customizable calorie and macro goals
- Integration with popular fitness apps
- More flexibility in food logging


### Orion Sleep

[App page](https://appshunter.io/ios/app/orion-sleep/id6748622216)

Discover your sleep patterns with a personalized optimization test. Receive expert consultation and order a custom sleep system tailored to your body temperature for improved rest.

**Highlights:** Sleep Optimization Test, Personalized Sleep System, Body Temperature Analysis, Expert Consultation, Partner Sleep Analysis

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

**In-app purchases:** none


## Frequently asked questions

### Is AlterMe free?

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

### Is Orion Sleep free?

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

### Which has better reviews, AlterMe or Orion Sleep?

AlterMe is rated higher. AlterMe averages 4.7 out of 5 from 1.5K ratings, while Orion Sleep averages 4.6 from 42 ratings.

### Do AlterMe or Orion Sleep have ads?

Neither AlterMe nor Orion Sleep shows ads.

### Which is updated more often, AlterMe or Orion Sleep?

AlterMe ships an update every 4 days, and Orion Sleep every 5 days. Most recently, AlterMe was updated on November 3, 2026 and Orion Sleep 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.*