Comparison

Somnee vs Brain spa(N3)

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

Brain spa(N3)

Features
Read full description

You can switch to your desired mode depending on the situation. Quickly and easily tune into the relaxation you need right now: Improve sleep quality Relieve stress Enhance focus Recover from mental fatigue To use this application, you need to connect it with the Brain Spa product via Bluetooth. It cannot be used independently without product connection.

Screenshots

Somnee4 screens
Brain spa(N3)4 screens

Verdict

The call

Somnee and Brain spa(N3) are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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.

UpkeepUpdate frequency

Somnee ships an update every 2 months, Brain spa(N3) every 6 weeks. The most recent releases landed on October 7, 2026 and September 26, 2026 respectively.

ScorecardNo meaningful differences
Somnee versus Brain spa(N3): the parameters behind the verdict, then further details
ParameterSomneeBrain spa(N3)
PriceFreeFree
Rating3.7 (71 ratings) — better—
Positive reviews64.4% of reviews—
Number of ratings71 — better—
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size164 MB12 MB
Age rating4+12+
DeveloperStimScienceN.CER Co., Limited

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

Brain spa(N3)

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Somnee

No in-app purchases

None

Brain spa(N3)

No in-app purchases

Questions

Is Somnee free?
Somnee is free to download, with no in-app purchases.
Is Brain spa(N3) free?
Brain spa(N3) is free to download, with no in-app purchases.
Do Somnee or Brain spa(N3) have ads?
Neither Somnee nor Brain spa(N3) shows ads.
Which is updated more often, Somnee or Brain spa(N3)?
Somnee ships an update every 2 months, and Brain spa(N3) every 6 weeks. Most recently, Somnee was updated on October 7, 2026 and Brain spa(N3) on September 26, 2026.

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