Comparison

Eight Sleep vs OOLER

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

Head to head
About

Eight Sleep

This intelligent sleep system actively manages your sleep environment by adjusting temperature and elevation. It tracks detailed sleep metrics and provides personalized insights to help you wake up feeling refreshed. The system supports individual sleep profiles for multiple users.

Highlights
  • Personalized temperature control
  • Automatic elevation adjustments
  • Sleep stage tracking
  • Heart rate and HRV monitoring
  • Snoring detection
  • Gentle wake-up alarms
  • Dual sleep profiles
Read full description

Introducing Pod 6. The setup is as effortless as your sleep. Guided Hub setup gets you paired in minutes, a live priming screen decodes your Pod's lights in real time so you're never guessing, and Solo Pod owners get a path built just for them. Your best sleep starts tonight. The Eight Sleep Pod is the intelligent sleep system that gives you up to one hour more of sleep every night. It cools. It heats. It elevates. PERSONALIZED SLEEP WITH AUTOPILOT Autopilot is the intelligence behind the Pod. It adjusts your temperature and elevation to perfect your sleep experience. LEARN ABOUT YOUR SLEEP AND HEALTH View your sleep stages, time slept, heart rate, HRV, and snoring. Plus, receive personalized insights and recommendations. WAKE UP REFRESHED With customizable chest-level vibration and a gradual thermal change, you will wake up gently and feel fully refreshed. TWO SLEEP PROFILES PER POD Autopilot creates a profile for up to two individuals on the same Pod and refines overtime. Have questions? We’re here to help. Email us at support@eightsleep.com. Terms of Use: - www.eightsleep.com/app-terms-conditions/ - www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

OOLER

This app controls a smart sleep system that regulates your sleeping surface temperature for optimal rest. It allows for personalized schedules, temperature adjustments, and features like a gentle warming alarm to improve your sleep and wake routines.

Highlights
  • Adjustable mattress temperature (55-110°F)
  • Personalized sleep schedules
  • Temperature variations for sleep
  • Warm Awake alarm feature
  • Adjustable fan speed modes
Read full description

The OOLER app is designed to work seamlessly with the OOLER Control Unit. OOLER, made by Sleepme Inc. and the minds behind the chiliPAD, is the most advanced of its kind to address the frequently overlooked but crucial sleep factor: temperature. OOLER is our most luxurious sleep system, which adjusts your sleeping surface temperature from 55-110°F (13-43°C). Control Your Sleep Temperature - Increase or decrease your mattress temperature to your desired level - Select your sleep temperature from 55°-110°F (13°-43°C) Set Personalized Sleep Schedules - Enjoy temperature perfection all night long - Set multiple sleep temperatures for the night or week ahead - Set temperature variations to fall asleep warm and stay asleep cold or anywhere in-between Improve your Evening & Morning Routine - Set bedtime reminders to improve your bedtime consistency - Use the Warm Awake feature as alarm clock replacement. Enjoy waking up with a gentle warming of the mattress temperature to trigger your body’s natural wake response & More - Set your desired noise level with Silent, Regular and Boost fan speed modes Finally, sleep as nature intended with OOLER. Learn more and get yours at chilisleep.com.

Screenshots

Eight Sleep4 screens
OOLER4 screens

Verdict

The call

The clearest difference is in-app purchases: OOLER at none against Eight Sleep's 4. OOLER also leads on review sentiment (40% vs 28%) and iOS requirement (14.0 vs 17.0). Eight Sleep's advantage is update cadence (every 3 days vs every 4 weeks) and ratings volume (17K vs 3.1K). On price, rating, ads and device support 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. Eight Sleep sells 4 in-app purchases, starting at $10.00 per month. OOLER asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Eight Sleep against 4.8 for OOLER. That said, the two scores are not equally well evidenced: Eight Sleep has 17K ratings behind it against 3.1K, so its average is the more settled of the two. Written reviews are what separate them: 28% of Eight Sleep's written reviews are positive against 40% of OOLER's.

UpkeepUpdate frequency

Eight Sleep ships an update every 3 days, OOLER every 4 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

Scorecard6 real differences · 4 level
Eight Sleep versus OOLER: the parameters behind the verdict, then further details
ParameterEight SleepOOLER
PriceFreeFree
Rating4.8 (17K ratings)4.8 (3.1K ratings)
Positive reviews27.8% of reviews40.5% of reviews — better
Number of ratings17K — better3.1K
Update frequencyEvery 3 days — betterEvery 4 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.014.0 — better
Further details — not scored
Size245 MB32 MB
Age rating12+4+
DeveloperEight Sleep, IncSleepme Inc.

Customer experience

Eight Sleep

All ratings17,485 ratings
Positive94.4%
Neutral1.4%
Negative4.2%
Written reviews781 reviews
Positive27.8%
Neutral11.4%
Negative60.8%

OOLER

All ratings3,126 ratings
Positive94.5%
Neutral2.2%
Negative3.4%
Written reviews121 reviews
Positive40.5%
Neutral12.4%
Negative47.1%

User reviews

Eight Sleep

From 17K App Store ratings

What we love

  • 🚀 Amazing sleep quality
  • 🌡️ Effective temperature control
  • 📊 Detailed sleep tracking
  • 🤖 Helpful AI features
  • 🏆 Great customer service

Room to improve

  • 🐛 Buggy app with frequent crashes
  • 🔌 Requires constant internet connection
  • 🕰️ Alarm and temperature controls not intuitive
  • 🔄 Inconsistent sleep data and metrics
  • 💰 Expensive with mandatory subscription

OOLER

From 3.1K App Store ratings

What we love

  • 💤 Improved sleep quality
  • ❄️ Effective cooling/heating
  • 🌙 Warm wake-up feature
  • 🌟 Life-changing product
  • 🛌 Comfortable sleeping experience

Room to improve

  • 🐛 Buggy app with connectivity issues
  • 🕰️ Unreliable scheduling/timer features
  • 🚫 Requires account/login to use
  • 💧 Lack of low water level notifications
  • 📱 App needs more advanced functionality

Bugs and requests

Eight Sleep

Reported bugs

5 issues
  • App freezes and loses connection to pod
  • Alarms not working or turning off properly
  • Temperature settings not saving or resetting
  • Sleep data not syncing or displaying accurately
  • Frequent app crashes and performance issues

Requested features

5 requests
  • Apple Watch app integration
  • Offline temperature/alarm controls
  • Customizable sleep tracking and insights
  • Improved alarm snooze/dismiss functionality
  • Nap mode and more sleep schedule flexibility

OOLER

Reported bugs

5 issues
  • App randomly resets temperature settings
  • Schedules not working as expected
  • Bluetooth connectivity issues
  • App logging users out unexpectedly
  • Water level monitoring not functioning properly

Requested features

5 requests
  • Add Celsius temperature display option
  • Implement variable/customizable sleep schedules
  • Integrate with smart home platforms (Alexa, HomeKit, etc.)
  • Add automatic shut-off timer feature
  • Improve app UI and user experience

In-app purchases

4 purchases

Eight Sleep

Subscriptions4
  • 8+ Standard (Monthly)$10.001 Month
  • 8+ Pro (Monthly)$18.991 Month
  • 8+ Standard (Annual)$96.001 Year
Show 1 more
  • 8+ Pro (Annual)$179.991 Year
None

OOLER

No in-app purchases

Questions

Is Eight Sleep free?
Eight Sleep is free to download, with in-app purchases available.
Is OOLER free?
OOLER is free to download, with no in-app purchases.
Which has better reviews, Eight Sleep or OOLER?
Eight Sleep and OOLER are both rated 4.8 out of 5 on the App Store, from 17K and 3.1K ratings respectively.
Do Eight Sleep or OOLER have ads?
Neither Eight Sleep nor OOLER shows ads.
Which is updated more often, Eight Sleep or OOLER?
Eight Sleep ships an update every 3 days, and OOLER every 4 weeks. Most recently, Eight Sleep was updated on October 14, 2026 and OOLER on October 8, 2026.

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