Comparison

Somnee vs Vagustim

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

Vagustim

This app enhances well-being by controlling a wearable device designed for vagus nerve activation. It offers customization options to fit your lifestyle and is evaluated under FDA's General Wellness Policy.

Highlights
  • Vagus nerve activation control
  • Customization options
  • Wearable device companion
  • Well-being enhancement
  • FDA General Wellness Policy compliant
Features
Read full description

Vagustim is a cutting-edge wearable product designed to enhance your overall well-being. Our app is the perfect companion to Vagustim, offering seamless control and customization to fit your lifestyle. Jurisdiction Statement This application and its associated hardware Vagustim have been evaluated in accordance with the FDA’s General Wellness Policy for Low-Risk Devices (USA). Using Vagustim in other regions may be subject to local regulatory requirements, which the user is responsible for complying with. Medical Disclaimer This application is not intended to diagnose, treat, cure, or prevent any disease. It is not a substitute for professional medical advice. Always consult a qualified healthcare professional for any medical concerns. This app facilitates the use of the Vagustim device and is not intended for diagnosis, treatment, or as a substitute for professional judgment. Always adhere to local regulations and ethical guidelines. For more information or to request a demo, visit vagustim.io or contact us at info@vagustim.io. If you're worried about any aspect of your mental health, or someone else's, you should always approach a professional. For more information, visit our website at vagustim.io. If you have any questions, comments, or feedback, feel free to contact us at info@vagustim.io. [:mav: 6.30.0] This application complies with standard Apple EULA terms - https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://vagustim.io/policies/privacy-policy Terms of Use: https://vagustim.io/policies/terms-of-service

Screenshots

Somnee4 screens
Vagustim4 screens

Verdict

The call

The clearest difference is rating: Somnee at 3.6 against Vagustim's 2.9. Somnee also leads on in-app purchases (none vs 7) and review sentiment (63% vs 31%). Vagustim's advantage is update cadence (every 3 weeks vs every 2 months). On price, ratings volume, 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. Vagustim sells 7 in-app purchases, starting at $9.99 per month. Somnee asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Somnee holds the better App Store score, 3.6 against 2.9. Both are backed by a comparable volume of ratings — 71 and 38 respectively. Written reviews point the same way: 63% of Somnee's written reviews are positive against 31% of Vagustim's.

UpkeepUpdate frequency

Somnee ships an update every 2 months, Vagustim every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard5 real differences · 5 level
Somnee versus Vagustim: the parameters behind the verdict, then further details
ParameterSomneeVagustim
PriceFreeFree
Rating3.6 (71 ratings) — better2.9 (38 ratings)
Positive reviews63.3% of reviews — better31.0% of reviews
Number of ratings71 — better38
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better16.0
Further details — not scored
Size164 MB172 MB
Age rating4+17+
DeveloperStimScienceVAGUSTIM SAGLIK TEKNOLOJILERI ANONIM SIRKETI

Customer experience

Somnee

All ratings71 ratings
Positive64.8%
Neutral2.8%
Negative32.4%
Written reviews60 reviews
Positive63.3%
Neutral5.0%
Negative31.7%

Vagustim

All ratings37 ratings
Positive40.5%
Neutral8.1%
Negative51.4%
Written reviews29 reviews
Positive31.0%
Neutral10.3%
Negative58.6%

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

Vagustim

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Somnee

No in-app purchases

7 purchases

Vagustim

Subscriptions5
  • Vagustim Pro - Monthly$9.991 Month
  • Vagustim Pro - Monthly1 Month trial$12.991 Month
  • 3 Monthly Plan1 Month trial$29.993 Months
Show 2 more
  • Annual Plan1 Month trial$79.991 Year
  • Vagustim Pro - Annual1 Month trial$99.991 Year
One-time2
  • Lifetime Plan$199.99
  • Lifetime Plan$299.99

Questions

Is Somnee free?
Somnee is free to download, with no in-app purchases.
Is Vagustim free?
Vagustim is free to download, with in-app purchases available.
Which has better reviews, Somnee or Vagustim?
Somnee is rated higher. Somnee averages 3.6 out of 5 from 71 ratings, while Vagustim averages 2.9 from 38 ratings.
Do Somnee or Vagustim have ads?
Neither Somnee nor Vagustim shows ads.
Which is updated more often, Somnee or Vagustim?
Somnee ships an update every 2 months, and Vagustim every 3 weeks. Most recently, Somnee was updated on November 3, 2026 and Vagustim on November 4, 2026.

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