Comparison

AlterMe vs Orion Sleep

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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.

About

Orion Sleep

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
Read full description

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!

Screenshots

AlterMe4 screens
Orion Sleep4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
AlterMe versus Orion Sleep: the parameters behind the verdict, then further details
ParameterAlterMeOrion Sleep
PriceFreeFree
Rating4.7 (1.5K ratings) — better4.6 (42 ratings)
Positive reviews64.3% of reviews85.7% of reviews — better
Number of ratings1.5K — better42
Update frequencyEvery 4 days — betterEvery 5 days
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhoneiPhone
Requires iOS17.0 — better18.0
Further details — not scored
Size175 MB133 MB
Age rating12+4+
DeveloperFit WindOrion Sleep

Customer experience

AlterMe

All ratings1,531 ratings
Positive94.2%
Neutral3.3%
Negative2.5%
Written reviews98 reviews
Positive64.3%
Neutral9.2%
Negative26.5%

Orion Sleep

All ratings42 ratings
Positive90.5%
Neutral2.4%
Negative7.1%
Written reviews21 reviews
Positive85.7%
Neutral4.8%
Negative9.5%

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
Show 2 more
  • Improved wearable design and comfort
  • Better explanation of workout zones and progression

Orion Sleep

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

AlterMe

No in-app purchases

None

Orion Sleep

No in-app purchases

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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