Comparison

NapBot vs Rem

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

Head to head
About

NapBot

Automatically track and analyze your sleep cycles using on-device machine learning. Gain insights into sleep phases, heart rate, and environmental sound exposure to understand and improve your sleep quality. Access historical data and trends with a PRO subscription.

Highlights
  • Automatic sleep tracking
  • Detailed sleep phase analysis
  • Environmental sound exposure analysis
  • Sleep heart rate summary
  • Sleep history overview
  • Sleep trend tracking
Features
Read full description

NapBot is an automatic sleep tracking and analyzing app for your iOS and watchOS devices. It uses on-device Machine Learning to detect and understand your sleep. * Sleep Tracking NapBot uses machine learning to automatically track your sleep. * Detailed Sleep Analysis NapBot presents detailed sleep phases analysis by calculating deep and light phases. * Environmental Sound Exposure NapBot analyzes your Environmental Sound Exposure to understand how it affects your sleep quality. * Sleep Heart Rate NapBot presents a sleep Heart Rate summary chart based on your HR zones. PRO Features: * Sleep History Gain insight into your full sleep history in beautifully designed overviews. * Sleep Trends Track your sleep trends to understand how new habits influence your sleep. This app requires an iPhone that has the Health App installed and Apple Watch. Heart readings are read from the Health Data Store which is populated by your Apple Watch. Subscription information Your payment will be charged to your iTunes Account as soon as you confirm your purchase. You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase. Your subscription will renew automatically unless you turn off auto-renew at least 24 hours before the end of the current period. The cost of renewal will be charged to your account in 24 hours prior to the end of the current period. When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription. Terms & Privacy Policy: https://napbot.swiftwithmajid.com/privacy

About

Rem

This app automatically tracks your sleep cycles using your Apple Watch, providing detailed analysis of your sleep patterns. It offers insights into sleep quality, disruptions, and heart rate, helping you understand and improve your rest.

Highlights
  • Automatic sleep tracking
  • Sleep pattern analysis
  • Snore detection
  • Sleep score and breakdown
  • Heart rate analysis
  • Smart alarm clock
Features
Read full description

Unlock the secrets of a good night's sleep with Rem, the smart autosleep tracker. With its advanced AI-Machine Learning technology, Rem provides an in-depth analysis of your sleep patterns and helps you understand the impact of your habits and routines on your sleep quality. Get ready to say goodbye to restless nights and hello to sweet dreams with Rem. = Key Features = — Completely Automatic and Easy to use — Sleep Pattern Diagram (Rem stage included) — Snore Detection — Sleep Score — Score Breakdown — Heart Rate Analysis (Dip and Detail Diagram) — Sleep Regularity — Time to Sleep — Trends — Nap Detection — Sleep History — Sleep Assessment — Smart Alarm Clock — Low Battery Usage — Compatible with All Available Apple Watch Versions ============= HOW REM WORKS: • All you need to do is wear your Apple Watch to bed. • An iwatch sleep tracker, facilitates the AI-Machine Learning algorithm to analyze sleep cycle. • Moving more or less than others, Rem adjusts automatically to your personal data • We ignore sleep sessions that are less than 1 hour. To enable snore detection: 1. Connect your iPhone to a power source 2. Tap the "Start Tracking" button 3. Optionally, set a gentle alarm to wake you up. — EASY TO USE — Just wear your Apple watch before bedtime and check your sleep log after you wake up. Your shut eye report is displayed in a clear and understandable way. — SLEEP PATTERN DIAGRAM — Understand your sleep cycles with simple graphs. Discover how to get the restful and restorative sleep you deserve! You can find out the exact times you’ve been disrupted, as well as easily learn the total amount of deep, light, and REM phases. — SNORE Detection — You can identify if snoring is affecting your sleep quality and take necessary actions to improve it. Rem is also equipped with environment sound detection, so you can monitor the ambient noise levels and make adjustments for a more comfortable sleeping environment. — SLEEP SCORE — Your Sleep Score is displayed clearly with a number 0-100 which is an accurate interpretation of your rest quality. — SCORE BREAKDOWN — REM App highlights the most relevant data of your sleep: • Time Asleep • Sleep Details » The total minutes of your deep and REM phases, the most restorative phase of your sleep • Heart Rate » Your heart rate analysis is key for measuring your shut eye quality. You can view your sleeping heart rate graph, your average sleeping heart rate, and the dip percentage of your heart rate during sleep • Disruption • Regularity » REM app records your sleep rhythm automatically and will demonstrate your sleep consistency in a user-friendly diagram. • Time To Sleep • Respiratory Rate » The number of times you breathe in a minute during sleep • Blood Oxygen » The level of blood oxygen during sleep — TRENDS — Follow the impact of your routines on your sleep quality with help of trend diagrams. — SLEEP HISTORY — Monitor your previous sleep diagrams and compare them to your latest data. — NAP DETECTION — REM is an auto nap tracker and will show the nap sessions in a separate field. — SLEEP ASSESSMENT — Learn more about healthy sleep practices by taking the assessment and set yourself up for better sleep. — SMART ALARM — Wake up refreshed and ready for the day. Our smart alarm clock gently eases you out of deep sleep. To use this feature, watchOS 6 or higher is required. — LOW BATTERY USAGE — Don’t worry about draining your battery because it’s low battery usage, even less than your usual usage of Watch. Charge your watch during the day or before sleep. Make sure it has at least a %30 charge. Rem is for anybody who struggles with insomnia or sleep apnea. With the power of its sleep tracking algorithm, you can find accurate and valuable insight about your sleep. Set the smart alarm before bed time and rise refreshed and on-time. It’s a simple-to-use sleep recorder, no need to put it under your pillow. Terms and Privacy Policy: https://bettersleeapapp.com/rem/terms.html

Screenshots

NapBot4 screens
Rem4 screens

Verdict

The call

The clearest difference is update cadence: NapBot at every 11 days against Rem's every 6 weeks. Rem's advantage is review sentiment (38% vs 21%). On price, rating, ratings volume 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. NapBot sells 2 in-app purchases, starting at $4.99 per month and Rem sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for NapBot against 4.2 for Rem. Both are backed by a comparable volume of ratings — 6.3K and 2.7K respectively. Written reviews are what separate them: 21% of NapBot's written reviews are positive against 38% of Rem's.

UpkeepUpdate frequency

NapBot ships an update every 11 days, Rem every 6 weeks. Both last shipped on October 29, 2026.

Scorecard2 real differences · 8 level
NapBot versus Rem: the parameters behind the verdict, then further details
ParameterNapBotRem
PriceFreeFree
Rating4.2 (6.3K ratings)4.2 (2.7K ratings) — better
Positive reviews20.9% of reviews37.7% of reviews — better
Number of ratings6.3K — better2.7K
Update frequencyEvery 11 days — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, Apple WatchiPhone, Apple Watch
Requires iOS16.016.0
Further details — not scored
Size16 MB102 MB
Age rating4+12+
DeveloperMajid JabrayilovWELLBEINE TECHNOLOGIES INC

Customer experience

NapBot

All ratings6,334 ratings
Positive77.6%
Neutral7.4%
Negative15.0%
Written reviews382 reviews
Positive20.9%
Neutral16.0%
Negative63.1%

Rem

All ratings2,725 ratings
Positive78.2%
Neutral6.2%
Negative15.6%
Written reviews334 reviews
Positive37.7%
Neutral12.3%
Negative50.0%

User reviews

NapBot

From 6.3K App Store ratings

What we love

  • 🚀 Accurate sleep tracking
  • 👍 Simple and easy to use
  • 🚀 Automatic tracking without needing to open the app
  • 🚀 Useful for shift workers and those with irregular sleep schedules

Room to improve

  • 💰 Expensive subscription model
  • 🐛 Inaccurate sleep data and tracking
  • 🐛 Fails to detect awakenings during the night
  • 🐛 Tracks sedentary activities as sleep
  • 🐛 Inability to edit or delete incorrect sleep data

Rem

From 2.7K App Store ratings

What we love

  • 🚀 Accurate sleep tracking
  • 📊 Detailed sleep data
  • 🔍 Helpful for monitoring sleep issues
  • 👍 Simple and intuitive interface
  • 💤 Tracks naps

Room to improve

  • 🐛 Inconsistent data recording
  • ⏰ Inaccurate sleep/wake times
  • 💰 Expensive subscription
  • 🔇 Snoring/noise tracking not working
  • 🔄 Changing/inconsistent sleep results

Bugs and requests

NapBot

Reported bugs

4 issues
  • App crashes after purchasing pro version
  • Sleep data not syncing or disappearing
  • Incorrect time zone and sleep duration displayed
  • Fails to track sleep at all on some nights

Requested features

4 requests
  • Add ability to manually edit or delete sleep data
  • Improve accuracy of sleep tracking
  • Provide more detailed sleep analytics and insights
  • Offer a one-time purchase option instead of subscription

Rem

Reported bugs

3 issues
  • App crashes or freezes
  • Disconnection issues with Apple Watch
  • Lack of customer support responsiveness

Requested features

5 requests
  • Historical sleep data and trends
  • Ability to edit sleep times
  • Improved smart alarm functionality
  • Better integration with Apple Health
  • More customization options

In-app purchases

2 purchases

NapBot

Subscriptions2
  • NapBot PRO Monthly$4.991 Month
  • NapBot PRO Annual7 Days trial$29.991 Year
8 purchases

Rem

Subscriptions7
  • Monthly Subscription7 Days trial$4.991 Month
  • 3 Month Subscription7 Days trial$19.493 Months
  • 6 Month Subscription7 Days trial$25.996 Months
Show 4 more
  • Yearly Subscription7 Days trial$29.991 Year
  • Yearly Subscription$29.991 Year
  • Rem Premium7 Days trial$29.991 Year
  • Yearly Subscription7 Days trial$59.991 Year
One-time1
  • Lifetime Subscription$49.99

Questions

Is NapBot free?
NapBot is free to download, with in-app purchases available.
Is Rem free?
Rem is free to download, with in-app purchases available.
Which has better reviews, NapBot or Rem?
Rem is rated higher. NapBot averages 4.2 out of 5 from 6.3K ratings, while Rem averages 4.2 from 2.7K ratings.
Do NapBot or Rem have ads?
Neither NapBot nor Rem shows ads.
Which is updated more often, NapBot or Rem?
NapBot ships an update every 11 days, and Rem every 6 weeks. Most recently, NapBot was updated on October 29, 2026 and Rem on October 29, 2026.

Other comparisons