Comparison

Somnee vs Fullpower® Sleep

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

Head to head
About

Somnee

This app works with a smart headband to improve sleep quality using personalized neurostimulation and EEG tracking. It provides detailed sleep reports and insights to help you sleep faster, longer, and deeper.

Highlights
  • Personalized sleep neurostimulation
  • Clinical-grade EEG sleep tracking
  • Detailed sleep performance reports
  • AI sleep coach
  • Phone-free session start
  • Comfortable, breathable headband design
Features
Read full description

Meet Somnee, the app that works with the award-winning smart sleep headband that directly improves sleep quality and decodes nightly sleep performance for unrivalled insights. As your own clinical-grade AI sleep coach, Somnee pairs proven personalized neurostimulation that helps you naturally sleep faster, longer, and deeper, with precise sleep reports powered by lab-grade EEG tracking. IMPROVE 360° SLEEP HEALTH Somnee is proven to cut time to fall asleep by 50%, reduce wake-ups by 33%, and boost total sleep time by ~30 min. It’s 4x more effective than melatonin, 2x more effective than CBT-i, and 1.5x more effective than Ambien. PERSONALIZED SLEEP NEUROSTIMULATION Somnee maps the unique way your brain sleeps, then delivers gentle frequencies to boost your optimal sleep signals. The result: a dynamic, effective, 100% personalized sleep system that evolves with you as your sleep changes over time. BRAIN-BASED TRACKING + SLEEP REPORTS Clinical-grade EEG+ sensors collect precise brainwave data straight from the source, uploading 40x more sleep data than most trackers. Explore reports featuring insights into sleep onset, sleep stages, and more. PHONE-FREE USE, ALL-NIGHT COMFORT Start sessions phone-free with just the click of the headband button. Somnee’s soft, breathable fabric and innovative design molds to you for maximum comfort, no matter how you sleep. MADE BY WORLD-RENOWNED SLEEP NEUROSCIENTISTS Developed over 7 years of R&D by Dr. Matthew Walker (Author of NYT Bestseller, “Why We Sleep”), Dr. Bob T. Knight. Dr. Ram Gurumoorthy, and Dr. Rich Irvy — Somnee leverages cutting edge neuroscience used by top sleep labs for decades, now made available from the comfort of home. Our real-world results are clinically proven and published in the peer-reviewed scientific journal, Frontiers in Human Neuroscience. Have questions? We’re here to help. Email us at support@somneesleep.com. Terms of Use: www.somneesleep.com/pages/privacy-policy-and-terms-of-use/ www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Fullpower® Sleep

This app requires specific hardware and an invitation from your provider for sleep monitoring. It facilitates account setup, guides hardware installation, and automatically sends sleep data to your provider. Users can view real-time device status and historical sleep data, with an option to share with Apple Health.

Highlights
  • Provider-issued invitation required
  • Guided hardware setup
  • Automatic sleep monitoring
  • Real-time device status
  • Historical sleep data viewing
  • Apple Health integration
Read full description

** The Fullpower® Sleep Monitor iOS app requires special hardware and an invitation issued by your provider. You will not be able to create an account without an invitation. Only hardware issued by your provider is compatible with this app. ** KEY FEATURES: • Once invited, setup an account conveniently within the app • Guided setup to walk you through setting up your hardware • Once setup is complete, there’s nothing more required. Monitoring is automatic and data is sent directly to your provider. • Use the app to view real-time status of the device and service • Use the app to view your past historical data • Share your sleep data to the Apple Health app. If you need assistance with your account, hardware or the app itself, please contact your issuing provider directly. Fullpower® does not have access to this information. Terms of Use: https://www.fullpower.com/static/doc/18/end-user-license-agreement-for-fullpower-standalone-apps Privacy Policy: https://rx.sleeptracker.com/userportal/webview/privacyNotice

Screenshots

Somnee4 screens
Fullpower® Sleep3 screens

Verdict

The call

The clearest difference is rating: Fullpower® Sleep at 4.9 against Somnee's 3.7. Fullpower® Sleep also leads on monetization model (free vs paid) and review sentiment (100% vs 64%). Somnee's advantage is iOS requirement (15.1 vs 17.6). On price, ratings volume, 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

Fullpower® Sleep holds the better App Store score, 4.9 against 3.7. Both are backed by a comparable volume of ratings — 71 and 30 respectively. Written reviews point the same way: 64% of Somnee's written reviews are positive against 100% of Fullpower® Sleep's.

UpkeepUpdate frequency

Somnee ships an update every 2 months, Fullpower® Sleep every 3 months. The most recent releases landed on September 18, 2026 and August 31, 2026 respectively.

Scorecard4 real differences · 6 level
Somnee versus Fullpower® Sleep: the parameters behind the verdict, then further details
ParameterSomneeFullpower® Sleep
PriceFreeFree
Rating3.7 (71 ratings)4.9 (30 ratings) — better
Positive reviews64.4% of reviews100.0% of reviews — better
Number of ratings71 — better30
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.6
Further details — not scored
Size164 MB93 MB
Age rating4+4+
DeveloperStimScienceFullpower®

Customer experience

Somnee

All ratings71 ratings
Positive64.8%
Neutral2.8%
Negative32.4%
Written reviews59 reviews
Positive64.4%
Neutral5.1%
Negative30.5%

Fullpower® Sleep

All ratings30 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Somnee

Reported bugs

18 issues
  • App malfunctions and prevents use
  • Sleep reports are delayed or unavailable
  • Device asks for reset in the middle of the night but won't restart
  • App stops tracking sleep if woken up and button is pressed
  • Device inaccurately registers sleep patterns (e.g., REM sleep)
Show 13 more
  • App says user is not due for another session after taking device off
  • Headband falls off frequently
  • App is not intuitive and lacks instruction
  • New UI is missing reports
  • Headband is not reliable and asks for reset
  • App is buggy and prevents use (e.g., 'cool down mode')
  • Bad connection with electrodes
  • Device doesn't track sleep stages
  • Customer service is evasive with answers
  • Trial period starts from order date, not activation date
  • Subscription is required for cancellation
  • App is extremely buggy and data is useless
  • App prevents use due to 'cool down mode'

Requested features

8 requests
  • Add more sleep tones or meditation sounds
  • Provide a better tutorial on data interpretation
  • Improve headband design for comfort
  • Offer bulk electrode sales
  • Provide warranty on the headband
Show 3 more
  • Add a dark mode to the app
  • Track sleep stages for real-time feedback
  • Easier way to update payment information

Fullpower® Sleep

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Somnee

No in-app purchases

None

Fullpower® Sleep

No in-app purchases

Questions

Is Somnee free?
Somnee is free to download, with no in-app purchases.
Is Fullpower® Sleep free?
Fullpower® Sleep is free to download, with no in-app purchases.
Which has better reviews, Somnee or Fullpower® Sleep?
Fullpower® Sleep is rated higher. Somnee averages 3.7 out of 5 from 71 ratings, while Fullpower® Sleep averages 4.9 from 30 ratings.
Do Somnee or Fullpower® Sleep have ads?
Neither Somnee nor Fullpower® Sleep shows ads.
Which is updated more often, Somnee or Fullpower® Sleep?
Somnee ships an update every 2 months, and Fullpower® Sleep every 3 months. Most recently, Somnee was updated on September 18, 2026 and Fullpower® Sleep on August 31, 2026.

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