SleepSpace vs Athlxai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SleepSpace
This app helps you fall asleep faster, sleep more deeply, and wake up refreshed with adaptive sounds, smart alarms, and personalized sleep tracking. It functions as a complete sleep system, integrating with your phone, wearables, or smart bedroom devices to strengthen natural sleep rhythms.
- Adaptive sounds for falling asleep
- Smart alarm for refreshed waking
- Personalized sleep tracking
- Integration with wearables and smart devices
- AI-powered sleep assistant
- Privacy-first design
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Sleep tracking tells you what happened. SleepSpace helps you change what happens tonight. Fall asleep with adaptive sound, support deeper sleep through the night, wake during a lighter sleep phase, and understand your recovery with personalized sleep insights. Designed by sleep scientist Dr. Dan Gartenberg, SleepSpace brings together your phone, wearables, and guided sleep programs into one complete sleep system. Built on peer-reviewed research and more than $4M in NIH-funded sleep science. Featured by TED, NPR, CNN, The NYTimes, TIME, Reuters, Human Upgrade, Ben Greenfield Life, Sleep Review, & more. FALL ASLEEP FASTER Wind down with relaxing sounds, guided breathing, meditations, and gentle biofeedback. SleepSpace helps your body transition into sleep with calming bedtime routines. SLEEP DEEPER Use adaptive sound masking and overnight sleep support to reduce disruptions and promote a more stable night. Track sleep stages, snoring, awakenings, recovery, and sleep quality with clear insights. Choose sounds for your goals, including meditations, white noise, nature sounds, dream support, and sound patterns designed to support deeper, more restorative sleep. WAKE UP REFRESHED Wake during a lighter sleep phase with a smart alarm designed to reduce morning brain fog. Use smart sound or Apple Watch vibration to wake gently without disturbing your partner. Start the day with a clearer view of your recovery, alertness, and next best steps. TRACK SLEEP YOUR WAY SleepSpace works with: • Your phone on the nightstand or mattress • Apple Watch sleep tracking informed by peer-reviewed research • Popular wearables such as Oura and WHOOP • SleepSpace Charger and connected sleep devices • A clinically inspired sleep diary based on the consensus sleep diary Your data is unified into one clear sleep, recovery, and alertness view. PERSONALIZED SLEEP PROGRAMS Build a nightly Sleep Journey with sounds, wake windows, and routines tailored to your goals. Follow structured sleep programs inspired by evidence-based behavioral sleep techniques, including cognitive behavioral therapy for insomnia. DAILY ALERTNESS AND GUIDANCE See how your sleep affects daytime energy, focus, and recovery. Get simple daily tasks to support better sleep habits over time. AI-POWERED SLEEP SUPPORT Dr. Snooze™ is your built-in AI sleep assistant, offering tips based on your sleep patterns. When you need extra support, you can also connect with a human coach. PRIVACY-FIRST DESIGN SleepSpace works offline and in airplane mode. Sound is analyzed as decibel levels and is not recorded unless you explicitly enable recording. Your sleep data stays private and secure. SleepSpace is built on HIPAA-compliant backend infrastructure with safeguards for health data, including encryption, access controls, audit logging, and secure data handling practices. IMPORTANT INFORMATION SleepSpace is designed for general wellness and sleep support. It is not intended to diagnose, treat, cure, or prevent any disease or medical condition. Consult a qualified healthcare professional for medical concerns. SleepSpace syncs with Apple Health to measure sleep and sleep-related health data. Support messages are voluntarily shared through Intercom. SUBSCRIPTION PRICING & TERMS SleepSpace includes a 7-day free trial. After the free trial, a subscription is required to continue using premium features. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Terms: https://sleepspace.com/sleepspace-terms-of-use/ Privacy: https://sleepspace.com/privacy-policies/
Athlxai
Discover sports activities that match your abilities and interests with AI-powered guidance. Accurately measure your body and assess mental skills to enhance your athletic potential and compete with friends. All processing is done on-device for maximum privacy.
- AI-driven talent identification
- Accurate body measurement
- Mental strength evaluation
- On-device data processing
- Compete with friends
- No sensors or gear required
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The athlx is Sport Talent Identification App! Don't leave your sports journey to chance. Let Athlx AI be your guide to finding the perfect sports activities that complement your abilities and help you reach your full athletic potential. Elevate your game, measure your success, and compete with friends in the arena with Athlx AI. Talent Identification Athlx AI is designed to assist you in finding sports activities that match your abilities and interests. Think of it as your personal coach, helping you discover the ideal sports for you effortlessly. Accurate Measurement Techniques Athlx user-friendly app precisely calculates your body measurements, aiding in the selection of a sport that aligns perfectly with your individual abilities. Uncover the ideal athletic pursuit for your unique talents and goals. Mental Strength Evaluation Using Athlx provides a chance to assess your mental skills in relation to your chosen sports. Discover your strengths and weaknesses. Enhance your game IQ and make informed decisions. Elevate your sporting experience. DATA PRIVACY Athlx employs AI-driven body tracking to identify your motions using the front camera. We prioritize your privacy, as our application does not retain data or capture videos. All AI computations take place directly on your phone, and we refrain from storing, utilizing, or trading your data. Set up Athlx is your ideal choice, always ready to accompany your iPhone or iPad. Forget about dealing with uncomfortable sensors or costly gear. Just set up your phone to get a clear view of the court, and you'll be all set to easily analyze, train, enhance your mental and physical skills, and challenge your friends. For the complete terms of use please visit https://www.athlx.ai/terms-of-use Any questions or feedback you'd like to share? Simply drop us an email at staff@athlx.ai . We're eager to receive your input.
Screenshots
Verdict
The clearest difference is review sentiment: Athlxai at 100% against SleepSpace's 57%. Athlxai also leads on rating (5.0 vs 4.2) and in-app purchases (none vs 10). SleepSpace's advantage is ratings volume (858 vs 11) and device support (3 vs 1). On price 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
Both are free to download. SleepSpace sells 10 in-app purchases, starting at $6.99 per month. Athlxai asks for nothing beyond the download.
Athlxai holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: SleepSpace has 858 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 57% of SleepSpace's written reviews are positive against 100% of Athlxai's.
SleepSpace ships an update weekly, Athlxai daily. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.
| Parameter | SleepSpace | Athlxai |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (858 ratings) | 5.0 (11 ratings) — better |
| Positive reviews | 57.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 858 — better | 11 |
| Update frequency | Weekly | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, Apple Watch — better | iPhone |
| Requires iOS | 18.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 172 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Proactive Life Inc | Mohammadali Afshin |
Customer experience
SleepSpace
Athlxai
Bugs and requests
SleepSpace
Reported bugs
4 issues- Frequent crashes
- Unreliable sleep data
- Connectivity issues with Apple Watch
- Notifications not working as expected
Requested features
5 requests- Fade in/out for sounds
- Offline mode support
- More customization options
- Better integration with other wearables
- Improved sleep analysis and reporting
Athlxai
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SleepSpace
- Legacy Dave Asprey Monthly1 Month trial$6.991 Month
- Premium Monthly Subscription1 Year trial$12.991 Month
- Premium Monthly Subscription1 Month trial$12.991 Month
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- Premium Monthly Subscription7 Days trial$12.991 Month
- Legacy Dave Asprey Yearly1 Month trial$49.991 Year
- Premium Yearly Subscription7 Days trial$79.001 Year
- Premium Yearly Subscription1 Month trial$79.001 Year
- Premium Yearly Subscription1 Year trial$79.001 Year
- Sage Rader Inceptions$19.99
- Lifetime SleepSpace Premium$199.99
Athlxai
No in-app purchases
Questions
Is SleepSpace free?
Is Athlxai free?
Which has better reviews, SleepSpace or Athlxai?
Do SleepSpace or Athlxai have ads?
Which is updated more often, SleepSpace or Athlxai?
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