Comparison

Wesper vs ProSomnus® Oxymetrx™ App

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

Head to head
About

Wesper

This app analyzes your sleep patterns, including breathing and snoring, using wireless patches. It provides immediate, actionable insights from sleep specialists to help you understand and improve your rest. View sleep metrics and a time-lapse of your sleeping positions.

Highlights
  • Sleep analysis with wireless patches
  • Tracks snoring and respiration rate
  • Provides actionable sleep insights
  • Immediate sleep reports
  • Visualizes sleeping positions
  • Bluetooth connectivity
Features
Read full description

BETTER SLEEP AT YOUR FINGERTIPS The Wesper app pairs with Wesper's wireless at home sleep analysis tool to help you improve your sleep. Irregular Breathing? Not feeling well-rested? Figure out the why's behind your restfulness, breathing, snoring hygiene and more. Implement actionable insights from our sleep specialists. Just connect your Wesper app to your Wesper patches via Bluetooth. SLEEP METRICS When paired with the Wesper patches, the Wesper app gives you insight into your: - Snoring - Respiration rate - Breathing - Heart rate Even see a time lapse animation of your sleeping positions so you know what works for you. IMMEDIATE RESULTS Your sleep report is ready when you wake up, no waiting necessary. ACTIONABLE INSIGHTS Discover actionable insights that you can implement before going to bed, right in the app. IMPORTANT USAGE INFORMATION Wesper is not a medical device, and is not approved or cleared for medical use by the FDA, or any other regulatory authority. It does not provide medical diagnosis, screening or any other clinical information. If you have any medical concerns while using this app, or in general, please seek a doctor's advice before making medical decisions.

About

ProSomnus® Oxymetrx™ App

This app collects physiological data during sleep, including oxygen levels, breathing patterns, and heart metrics, to help users achieve their sleep health goals. It offers personalized comfort and convenience with a focus on equitable health data collection.

Highlights
  • Nightly sleep insights
  • Oxygen, breathing, and heart metrics
  • Equitable health data collection
  • Comfortable and convenient design
  • Personalized anatomical fit
  • Sleep score calculation
  • Data sharing with caregivers
Read full description

Our patented ProSomnus Oximeter Devices, including RPMO2 and HWO2, provide nightly insights to help you reach your sleep health and wellness goals. Engineered for continuous physiological data collection during sleep, ProSomnus devices allow you to visualize your oxygen, breathing, use time, and heart metrics on a nightly basis. Our technology is scientifically backed by medical research and utilizes innovative oximetry technology designed for comfort and accuracy. Smart. Seamless. Sleep-ready.   EQUITABLE HEALTH Scientific studies associate melanin, skin color, age, temperature, and certain anatomical locations with inaccuracies when capturing physiologic data. Our scientists, doctors, and engineers have designed ProSomnus devices to minimize the effects of these variables when tracking and recording physiologic data, with the intent of enabling more equitable health.   COMFORT AND CONVENIENCE Unlike other wearable devices, ProSomnus devices are designed to fit your bedtime routine. No messy cords. Nothing on your hands or wrists. No concerns about the temperature or movement of your extremities. Portable, easy to travel with, easy to clean, and easy to use.   PERSONALIZED Custom-designed to fit your anatomy using the latest 3-D and AI technology. Robotically milled for a precision fit. Comfort without compromise.   SLEEP INSIGHTS ProSomnus devices track key heart, oxygen, and breathing-related metrics that include pulse rate (heart rate), SpO2 (oxygen saturation), ODI (oxygen desaturations), sleep/wear time, as well as a calculated sleep score — all designed to help you understand and optimize your sleep quality.   DATA SHARING Visualize your progress with ease, analyze sleep trends over time, and share monthly sleep data with family members and caregivers. Please refer to the labeling provided with your specific ProSomnus device for intended use and device capabilities.

Screenshots

Wesper4 screens
ProSomnus® Oxymetrx™ App4 screens

Verdict

The call

The clearest difference is review sentiment: ProSomnus® Oxymetrx™ App at 75% against Wesper's 30%. ProSomnus® Oxymetrx™ App also leads on rating (4.7 vs 2.5). Wesper's advantage is ratings volume (104 vs 14). On price, update cadence, ads and in-app purchases 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

ProSomnus® Oxymetrx™ App holds the better App Store score, 4.7 against 2.5. That said, the two scores are not equally well evidenced: Wesper has 104 ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 30% of Wesper's written reviews are positive against 75% of ProSomnus® Oxymetrx™ App's.

UpkeepUpdate frequency

Wesper ships an update every 3 weeks, ProSomnus® Oxymetrx™ App every 5 weeks. Both last shipped on November 3, 2026.

Scorecard3 real differences · 7 level
Wesper versus ProSomnus® Oxymetrx™ App: the parameters behind the verdict, then further details
ParameterWesperProSomnus® Oxymetrx™ App
PriceFreeFree
Rating2.5 (104 ratings)4.7 (14 ratings) — better
Positive reviews30.4% of reviews75.0% of reviews — better
Number of ratings104 — better14
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone, iPod — better
Requires iOS16.615.0 — better
Further details — not scored
Size39 MB42 MB
Age rating17+17+
DeveloperTatch Inc.Prosomnus Sleep Technologies

Customer experience

Wesper

All ratings104 ratings
Positive34.6%
Neutral4.8%
Negative60.6%
Written reviews56 reviews
Positive30.4%
Neutral3.6%
Negative66.1%

ProSomnus® Oxymetrx™ App

All ratings10 ratings
Positive90.0%
Neutral0.0%
Negative10.0%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

Bugs and requests

Wesper

Reported bugs

56 issues
  • App crashes during the night
  • No resume option after crash
  • No feedback on data upload progress
  • Phone's screen auto-off interferes with app
  • Backup upload method broken
Show 51 more
  • Patch disconnected error forces restart
  • Video doesn't open after restart
  • App won't load
  • Won't recognize password
  • Access denied when resetting password
  • Data randomly deleted
  • Equipment wouldn't work
  • Impossible to start tests
  • Adhesive on pads not good
  • Finger oximeter data issue
  • Upload fails
  • Data stuck uploading
  • No way to restart upload
  • App frozen on upload screen
  • Pads don't have enough battery life
  • No way to charge pads
  • Constantly misses recordings
  • Constantly deletes recordings
  • No way to do anything in the app
  • Reports don't work
  • Data lost due to poorly designed app
  • No number to start test
  • No support phone answer
  • No report option
  • Tech support unresponsive
  • No way to schedule consultation
  • Scheduled zoom calls ignored
  • Useless automated email replies
  • App freezes when downloading
  • Downloading stuck at 94%
  • Cannot start back after restart
  • Delay in producing sleep report
  • Sleep report never comes
  • Didn't save report
  • Stuck on 'uploading your sleep data' at 0%
  • Logged out and data lost after force quit
  • App unstable
  • Loses entire nights of sleep data
  • Frozen on uploading screen
  • Doesn't seem to work on iPhone 12
  • Loses entire nights of data
  • Missing reports after update
  • Reports button missing in app
  • App would not upload data
  • Need to retake the test
  • Inconsistency is consistent
  • Don't place pads back on charger without uploading data
  • Finger thing loses data a lot
  • Takes almost a full day for report to come through
  • Pad adhesive not great
  • Woke up to pads coming off

Requested features

7 requests
  • Add resume option after crashes
  • Improve feedback on data upload progress
  • Provide clear instructions on app usage (e.g., keeping app open)
  • Allow charging of pads
  • Provide clearer terms of service
Show 2 more
  • Allow scheduling of consultations
  • Improve app stability

ProSomnus® Oxymetrx™ App

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Wesper

No in-app purchases

None

ProSomnus® Oxymetrx™ App

No in-app purchases

Questions

Is Wesper free?
Wesper is free to download, with no in-app purchases.
Is ProSomnus® Oxymetrx™ App free?
ProSomnus® Oxymetrx™ App is free to download, with no in-app purchases.
Which has better reviews, Wesper or ProSomnus® Oxymetrx™ App?
ProSomnus® Oxymetrx™ App is rated higher. Wesper averages 2.5 out of 5 from 104 ratings, while ProSomnus® Oxymetrx™ App averages 4.7 from 14 ratings.
Do Wesper or ProSomnus® Oxymetrx™ App have ads?
Neither Wesper nor ProSomnus® Oxymetrx™ App shows ads.
Which is updated more often, Wesper or ProSomnus® Oxymetrx™ App?
Wesper ships an update every 3 weeks, and ProSomnus® Oxymetrx™ App every 5 weeks. Most recently, Wesper was updated on November 3, 2026 and ProSomnus® Oxymetrx™ App on November 3, 2026.

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