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Luna Ring and Band: LifeOS AI
Personal Health Intelligence
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Information
Preview 1 platform
iPhone 6 images
What’s New Version 1.8.6
Fixed layout issues on iPhone SE
Fixed various crashes
Description
Luna is the official companion app for Luna Ring and Luna Band, designed to transform continuous biometric data into meaningful, personalized health guidance. Powered by LifeOS, Luna connects sleep, recovery, activity, stress, circadian rhythm, and lifestyle context to help you understand your body and make smarter daily decisions beyond simple tracking. Most health apps show numbers. Luna interprets them in context.
LifeOS combines:
1. Continuous wearable biomarker.
2. Behavioural and lifestyle patterns
3. Longitudinal recovery and sleep trends to generate context-aware readiness, recovery, and sleep intelligence with a free subscription. You can both chat with LifeOS and use it in voice mode.
◆ Core capabilities of the Luna app
Sleep, Recovery and Circadian Intelligence
1. Advanced sleep stage tracking and sleep quality insights
2. Circadian rhythm alignment and recovery scoring
3. Daily readiness built from HRV, temperature, and activity balance
4. Smart Sleep alarms
5. Circadian event tracking and chronotype detection
Continuous Biomarker Monitoring
1. Heart rate, HRV, SpO2, Skin temperature, Respiratory Rate and stress trends
2. Real-time vitals tracking and long-term physiological patterns
3. Intelligent trend analysis for meaningful changes over time
Fitness, Activity and Performance
1. Automatic activity detection and workout tracking for over 30 workout modes.
2. HR Zones, recovery balance, and performance readiness
3. Activity Scores and guidance on hourly movement.
4. Auto detection of running and walking
Personalised Health Context
1. Lifestyle logging including hydration, alcohol, and routines
2. Log Meals and Supplements
3. Upload medical reports or medication journaling
Integration with relevant apps
1. Apple Health and Google Health integration for a unified health timeline.
2. Integration with Clue Health app for better period tracking
3. Kindbody fertility integration.
Menstrual Health
1. Cycle Tracking and cycle-aware physiological insights
2. Symptom logging
3. Impact of day of cycle on different health insights
Welcome to Luna.
Accessibility
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Version history 25 versions
Build 887933261v1.8.62026-07-08 07:59:12
Fixed layout issues on iPhone SE
Fixed various crashes
Build 887419352v1.8.52026-06-26 06:37:59
Users weren't able to dismiss some alert cards on Dashboard.
Battery percentage issue Fix.
Other Bug fixes and performance improvements.
Build 887022278v1.8.42026-06-17 05:20:41
Fixed an issue that prevented some users from importing data from Apple Health.
Build 886822639v1.8.32026-06-12 07:23:39
Bug fixes and Performance improvements.
Build 885809256v1.8.22026-05-27 17:27:33
- Fixed alcohol intake default unit mapping
- Improved workout display on stress and heart rate graphs
- Resolved workout map rendering issues for recorded workouts
- Fixed Thai diacritic rendering
- Minor bug fixes and performance improvements
Build 885716353v1.8.12026-05-16 11:12:47
Luna now speaks Czech, Hungarian, and Polish. Your insights, now in more languages.
Fixed several crash scenarios across the app. Fewer interruptions. More consistent experience where it matters.
Build 885458488v1.8.02026-05-09 18:19:43
• Share your workout stats in style
• Minimize a running workout and keep using the app
• Timeline logging improvements
• Thai language fixes
• Crash fixes
Build 885158981v1.7.92026-05-03 05:58:01
A more complete Timeline is here.
You can now log meals by typing naturally or uploading a photo. Add supplements, medications, recovery, and daily habits in one place.
Luna connects these entries with your health signals, so you can see what supports your sleep, readiness, and recovery.
Build 884633207v1.7.82026-04-18 06:29:51
Bug fixes and performance improvements
Build 884459357v1.7.72026-04-17 05:09:28
This update is all about smoothing out the rough edges — here's what we fixed:
AI improvements: file uploads now work as expected, timeline logging through AI is back on track, and we've improved the overall quality of AI responses.
Fixed errors some users were seeing on the home screen.
Fixed a font rendering issue for Thai language users.
Refine pairing unsuccessful screen.
Thanks for your patience and keep the feedback coming — it helps us make Luna better for everyone.
Build 883585895v1.7.62026-03-21 09:08:38
What's fixed with this release:
Cycle phase predictions not showing correctly for some users
Period start/end dates not saving as expected in certain cases
Cycle history appearing inconsistently on the timeline
Performance enhancements
Build 883261876v1.7.52026-03-12 04:39:54
Fixed rare workout issue while saving
Improved Apple Health import/export with support for all workout types and fixed naming issues
Added Siri Events and Circadian onboarding support for SE devices
Fixed font related issues
Stability improvements and bug fixes
Build 882789227v1.7.32026-02-26 08:56:46
What's New
Introducing Voice AI.
• Talk to Luna to log activities and ask about your health
• Receive real-time, conversational insights powered by your ring data.
A more natural, hands-free way to track and understand your health.
Build 882818674v1.7.42026-02-26 19:29:26
What's New
Introducing Voice AI.
• Talk to Luna to log activities and ask about your health
• Receive real-time, conversational insights powered by your ring data.
Build 882607011v1.7.22026-02-20 08:20:52
• Smoother experience on LifeOS - Refined interface to make it easier and more intuitive to navigate health insights.
• More accurate workout summaries - workout summaries will no have null or zero calories, so every session feels complete and accounted for.
• Under-the-hood improvements - Bug fixes that were causing unexpected app behaviour, so Luna runs more reliably in the background.
Build 882260042v1.7.12026-02-09 11:42:49
Introducing LifeOS – your AI health coach that connects the dots between what you do and how your body responds.
• See cause and effect in real time track how that extra coffee, last night’s wine, or a morning run impacts your metabolic markers.
• Upload reports and biomarkers to unlock deeper, more personalized insights.
• Spot patterns that are hard to catch manually. LifeOS Insights shows how sleep quality, recovery, and workout intensity evolve together over weeks and months.
• Expanded lists of supplements and journal entries for more flexible tracking.
• New cards for improved navigation and a smoother app experience.
Build 881639182v1.7.02026-01-21 05:28:47
Bug Fixes and minor UI Enhancements
Build 881282608v1.6.92026-01-08 04:42:56
Various bug fixes and under-the-hood improvements for a smoother experience.
Build 880921781v1.6.82025-12-23 15:02:36
Your Year in Motion 2025 is live. Update to view your personalised year-in-review.
Luna AI improvements and bug fixes.
Build 879975072v1.6.72025-11-24 11:48:58
- Caffeine Window is now integrated into Circadian Alignment for a unified sleep + caffeine experience.
- You can now log caffeine directly from the Circadian Alignment section.
- Improved daily rhythm insights with combined guidance.
- Rare bug fixed where some users were getting logged out randomly.
- General bug fixes and performance improvements.
Build 879762357v1.6.62025-11-16 16:41:20
Performance fixes
Build 879332415v1.6.52025-11-10 14:44:03
Interact with AI using uploaded files or photos, just upload and ask!
Easily download your data in a PDF format.
Plus, we’ve fixed bugs and boosted performance to make your experience even better.
Build 879247562v1.6.42025-10-27 07:12:42
- Performance fixes
- Fixed a rare bug where sometimes LUNA AI forgets the timezone context
Build 878723990v1.6.32025-10-21 18:34:27
We’ve been heads-down on your most-requested updates and we’re excited to share them.
Update now to get:
1. New logging on Timeline: Supplements, Alcohol, and Recovery (meditation, cold plunge, acupuncture, massage & more).
2. AI meal logging on Timeline: Describe your meal; Luna AI will estimate items, calories, and macros.
3. Quick logging from Home: Faster, cleaner capture in fewer taps.
4. AI coaching: Timely, actionable tips across Circadian Alignment, Readiness, Activity, and Cycle Tracker.
5. Luna AI chat history: Pick up conversations where you left off.
6. Offline workouts: Record workouts without internet; sync when you’re back online.
7. Apple Health sync fixes, performance boosts, and stability improvements.
Build 877955182v1.6.22025-09-26 06:59:18
What’s New
We’ve been working to make your LUNA app smarter, faster, and more insightful. Here’s what’s new: New Features
Real-time vitals are here! Track SpO₂, Skin Temperature, Stress, and Heart Rate directly from your ring.
Fresh and improved real-time measurement widget for a cleaner, smarter experience. Smarter Sleep
Sleep algorithm upgrades for more accurate tracking of duration and stages, giving you deeper insights into your rest and recovery.
Improvements
Refined Device Details Page with better clarity and usability.
Dashboard performance boosted for faster insights at a glance.
Fixes
Apple Health sync issues resolved.
Update now and discover the difference!
No pricing data captured yet — comparisons appear once the app has paid storefronts or in-app purchases.
Availability 1 of 1 storefronts
| Region | Language | Price | Ratings | Avg | Version |
|---|---|---|---|---|---|
| US | en-US | Free | 166 | 4.0 | 1.8.6 |
Change log 29 changes · US
✎
releaseNotes updated
Fixed layout issues on iPhone SE
Fixed various crashes
✎
description updated
Luna is the official companion app for Luna Ring and Luna Band, designed to transform continuous biometric data into meaningful, personalized health guidance. P
✎
subtitle updated
Personal Health Intelligence
✎
name updated
Luna Ring and Band: LifeOS AI
◆
Version 1.8.6 released
Fixed layout issues on iPhone SE
Fixed various crashes
◆
Version 1.8.5 released
Users weren't able to dismiss some alert cards on Dashboard.
Battery percentage issue Fix.
Other Bug fixes and performance improvements.
◆
Version 1.8.4 released
Fixed an issue that prevented some users from importing data from Apple Health.
◆
Version 1.8.3 released
Bug fixes and Performance improvements.
◆
Version 1.8.2 released
- Fixed alcohol intake default unit mapping
- Improved workout display on stress and heart rate graphs
- Resolved workout map rendering issues for recorded workouts
- Fixed Thai diacritic rendering
- Minor bug fixes and performance improvem
◆
Version 1.8.1 released
Luna now speaks Czech, Hungarian, and Polish. Your insights, now in more languages.
Fixed several crash scenarios across the app. Fewer interruptions. More consistent experience where it matters.
◆
Version 1.8.0 released
• Share your workout stats in style
• Minimize a running workout and keep using the app
• Timeline logging improvements
• Thai language fixes
• Crash fixes
◆
Version 1.7.9 released
A more complete Timeline is here.
You can now log meals by typing naturally or uploading a photo. Add supplements, medications, recovery, and daily habits in one place.
Luna connects these entries with your health signals, so you can see
◆
Version 1.7.8 released
Bug fixes and performance improvements
◆
Version 1.7.7 released
This update is all about smoothing out the rough edges — here's what we fixed:
AI improvements: file uploads now work as expected, timeline logging through AI is back on track, and we've improved the overall quality of AI responses.
Fixed
◆
Version 1.7.6 released
What's fixed with this release:
Cycle phase predictions not showing correctly for some users
Period start/end dates not saving as expected in certain cases
Cycle history appearing inconsistently on the timeline
Performance enhancements
◆
Version 1.7.5 released
Fixed rare workout issue while saving
Improved Apple Health import/export with support for all workout types and fixed naming issues
Added Siri Events and Circadian onboarding support for SE devices
Fixed font related issues
Stability impro
◆
Version 1.7.4 released
What's New
Introducing Voice AI.
• Talk to Luna to log activities and ask about your health
• Receive real-time, conversational insights powered by your ring data.
◆
Version 1.7.3 released
What's New
Introducing Voice AI.
• Talk to Luna to log activities and ask about your health
• Receive real-time, conversational insights powered by your ring data.
A more natural, hands-free way to track and understand your health.
◆
Version 1.7.2 released
• Smoother experience on LifeOS - Refined interface to make it easier and more intuitive to navigate health insights.
• More accurate workout summaries - workout summaries will no have null or zero calories, so every session feels complete
◆
Version 1.7.1 released
Introducing LifeOS – your AI health coach that connects the dots between what you do and how your body responds.
• See cause and effect in real time track how that extra coffee, last night’s wine, or a morning run impacts your metabolic ma
◆
Version 1.7.0 released
Bug Fixes and minor UI Enhancements
◆
Version 1.6.9 released
Various bug fixes and under-the-hood improvements for a smoother experience.
◆
Version 1.6.8 released
Your Year in Motion 2025 is live. Update to view your personalised year-in-review.
Luna AI improvements and bug fixes.
◆
Version 1.6.7 released
- Caffeine Window is now integrated into Circadian Alignment for a unified sleep + caffeine experience.
- You can now log caffeine directly from the Circadian Alignment section.
- Improved daily rhythm insights with combined guidance.
- Rar
◆
Version 1.6.6 released
Performance fixes
◆
Version 1.6.5 released
Interact with AI using uploaded files or photos, just upload and ask!
Easily download your data in a PDF format.
Plus, we’ve fixed bugs and boosted performance to make your experience even better.
◆
Version 1.6.4 released
- Performance fixes
- Fixed a rare bug where sometimes LUNA AI forgets the timezone context
◆
Version 1.6.3 released
We’ve been heads-down on your most-requested updates and we’re excited to share them.
Update now to get:
1. New logging on Timeline: Supplements, Alcohol, and Recovery (meditation, cold plunge, acupuncture, massage & more).
2. AI meal log
◆
Version 1.6.2 released
What’s New
We’ve been working to make your LUNA app smarter, faster, and more insightful. Here’s what’s new: New Features
Real-time vitals are here! Track SpO₂, Skin Temperature, Stress, and Heart Rate directly from your ring.
Fresh and imp