AlterMe vs Orion Sleep Test
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AlterMe
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.
- 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
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Your body is always talking. AlterMe helps you listen and take action. The AlterMe app brings together your DNA results, real-time biometric data from the AlterMe Ring, and your health goals to create a personalized plan that adapts to your body each day. It helps you work with your body, not against it. Whether your goal is fat loss, better sleep, more energy, or lasting consistency, AlterMe gives you one simple place to stay on track and keep moving forward. Inside the app, you’ll get: Personalized fitness program This isn’t a one-size-fits-all approach. Your program is built using your DNA, goals, and real-time progress, so every workout is tailored to your body. As you improve, your plan adjusts to keep you challenged, motivated, and progressing. An evolving library of workouts built for your body Get new workouts that align with your readiness and recovery — including strength, cardio, mobility, and combat-style training. Every session is paired with curated music to keep you focused and moving. Recovery content that supports body and mind Access guided breathwork, stretching, meditation, and yoga sessions. The recovery library is refreshed regularly, so there's always something to help you reset and recharge. Seamless integration with the AlterMe Ring Track your heart rate, HRV, sleep, activity, recovery, and more — all in one place, all day and night. DNA-based nutrition plan Learn exactly how much protein, fat, and carbs your body needs based on your DNA and goals. Get a clear calorie target and science-backed recommendations to fuel real results. Actionable insights that help you understand your body See how your sleep, stress, movement, and recovery shift over time. Track daily, weekly, and monthly trends to spot patterns, make informed choices, and stay aligned with your body's needs. ABOUT HEALTH DATA: Alter accesses the Health app to write workout data and read bodyweight data with your permission. All data is accessed in full accordance with the iOS app review rules set by Apple. Please read our privacy policy at https://www.alterme.com/legal/privacy-policy for more information.
Orion Sleep Test
This app helps you understand your sleep patterns and offers personalized sleep system recommendations. It works with a medical device to track body temperature and provides access to sleep expert consultations.
- Sleep optimization test
- Partner sleep analysis
- Free consultation with sleep experts
- Personalized sleep system recommendations
- Body temperature tracking
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The Orion Sleep System is now shipping! Take the Orion Sleep Optimization test and find out how you (and your partner) have been sleeping! Book a free consultation call with one of our sleep experts to discuss your results. Order a personalized Orion Sleep System based on your body temperature today! Regulatory Information The SteadyTemp patch used with this app is a medical device manufactured by SteadySense GmbH. It holds FDA 510(k) clearance K233280 in the United States and is CE marked in the European Union and EEA (notified body SLG Pruef- und Zertifizierungs GmbH, NB 0494). The hardware has regulatory clearance for use in the United States and the European Union and EEA, and is not cleared or approved for use in other jurisdictions. Important Medical Disclaimer Orion Sleep Test displays temperature data recorded by the SteadyTemp patch. It is not a diagnostic tool and does not diagnose, treat, cure or prevent any disease or condition. Always seek the advice of your physician or another qualified health professional in addition to using this app, and before making any medical decision or changing any treatment. Never disregard professional medical advice, or delay seeking it, because of something you have read in this app. If you think you may have a medical emergency, call your doctor or your local emergency number immediately.
Screenshots
Verdict
The clearest difference is rating: AlterMe at 4.7 against Orion Sleep Test's 2.0. AlterMe also leads on ratings volume (1.5K vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
AlterMe holds the better App Store score, 4.7 against 2.0. That said, the two scores are not equally well evidenced: AlterMe has 1.5K ratings behind it against 1, so its average is the more settled of the two.
AlterMe ships an update every 4 days, Orion Sleep Test every 6 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.
| Parameter | AlterMe | Orion Sleep Test |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.5K ratings) — better | 2.0 (1 ratings) |
| Positive reviews | 64.3% of reviews | — |
| Number of ratings | 1.5K — better | 1 |
| Update frequency | Every 4 days — better | Every 6 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 175 MB | 45 MB |
| Age rating | 12+ | 4+ |
| Developer | Fit Wind | Orion Sleep |
Customer experience
AlterMe
Orion Sleep Test
Bugs and requests
AlterMe
Reported bugs
4 issues- Wearable disconnecting from app
- Mirror showing as disconnected
- Inconsistent data between app and wearable
- Workouts and demos disappearing from app
Requested features
7 requests- 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
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- Improved wearable design and comfort
- Better explanation of workout zones and progression
Orion Sleep Test
Not enough reviews yet to summarise bugs or requests.
In-app purchases
AlterMe
No in-app purchases
Orion Sleep Test
No in-app purchases









