Comparison

Sleep++ vs Rem

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

Head to head
About

Sleep++

This app automatically tracks your sleep duration and quality using your Apple Watch. Gain insights into your rest patterns to improve your sleep routines. Offers both automatic and manual tracking options for personalized control.

Highlights
  • Automatic sleep tracking
  • Sleep duration measurement
  • Sleep quality analysis
  • Manual sleep tracking
  • Health App integration
  • Detailed nightly reports
Read full description

Use your Apple Watch to AUTOMATICALLY track your sleep! Sleep++ takes advantage of the motion and health monitoring capabilities of your Apple Watch to measure both the duration and quality of your sleep. The better you understand how well you are sleeping the more you are able to make changes in your routines to benefit your rest. Simply wear your Apple Watch overnight and each morning Sleep++ will analyze your sleep and give you a report about how long and restfully you slept. NOTES: Sleep++ integrates with the Health App providing you a safe and private way to share your activity data with Sleep++. This data is used for automatic sleep tracking. You can also optionally have Sleep++ save your Sleep Analysis into your Health database after each night.

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

Sleep++4 screens
Rem4 screens

Verdict

The call

The clearest difference is ads: Rem at none against Sleep++'s shown. Rem also leads on iOS requirement (16.0 vs 26.0). On price, rating, review sentiment and ratings volume 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. Sleep++ sells 1 one-off in-app purchase 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 — 4.1 for Sleep++ against 4.2 for Rem. Both are backed by a comparable volume of ratings — 5.7K and 2.7K respectively. Written reviews split almost evenly too, at 39% and 38% positive.

UpkeepUpdate frequency

Sleep++ ships an update every 2 months, Rem every 6 weeks. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

Scorecard2 real differences · 8 level
Sleep++ versus Rem: the parameters behind the verdict, then further details
ParameterSleep++Rem
PriceFreeFree
Rating4.1 (5.7K ratings)4.2 (2.7K ratings) — better
Positive reviews38.6% of reviews — better37.7% of reviews
Number of ratings5.7K — better2.7K
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone, Apple Watch — better
Requires iOS26.016.0 — better
Further details — not scored
Size11 MB102 MB
Age rating4+12+
DeveloperCross Forward Consulting, LLCWELLBEINE TECHNOLOGIES INC

Customer experience

Sleep++

All ratings5,653 ratings
Positive76.2%
Neutral9.0%
Negative14.8%
Written reviews868 reviews
Positive38.6%
Neutral15.8%
Negative45.6%

Rem

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

User reviews

Sleep++

From 5.7K App Store ratings

What we love

  • 🚀 Great tracking
  • 👍 Easy to use
  • 💡 Detailed sleep data
  • 👍 Accurate
  • 🚀 Works perfectly with Apple Watch

Room to improve

  • 🐛 No deeper analysis beyond health app data
  • 🐛 Inconsistent output from night to night
  • 🐛 Requires going to bed at the same time every day
  • 🐛 Fails to account for menstrual cycle changes
  • 🐛 Stops working after updates

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

Sleep++

Reported bugs

4 issues
  • Doubles data on some nights
  • Misses some nights of sleep
  • Incorrectly records awake time as sleep
  • Stops working after iOS updates

Requested features

5 requests
  • Add sleep diary
  • Include pre-sleep factors
  • Graph core sleep, deep sleep, and REM over time
  • Add alarm that wakes during light sleep
  • Integrate with Fitbit data

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

1 purchases

Sleep++

One-time1
  • Support Development$1.99
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 Sleep++ free?
Sleep++ 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, Sleep++ or Rem?
Rem is rated higher. Sleep++ averages 4.1 out of 5 from 5.7K ratings, while Rem averages 4.2 from 2.7K ratings.
Do Sleep++ or Rem have ads?
Sleep++ shows ads; Rem does not.
Which is updated more often, Sleep++ or Rem?
Sleep++ ships an update every 2 months, and Rem every 6 weeks. Most recently, Sleep++ was updated on October 20, 2026 and Rem on October 19, 2026.

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