Comparison

Sleep Cycle vs NapBot

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

Head to head
About

Sleep Cycle

This app uses sound analysis to track sleep patterns and improve rest. It features an AI sleep coach, a smart alarm that wakes you during light sleep, and tools to identify issues like snoring. Gain insights into your sleep and build healthier habits for more energized days.

Highlights
  • AI sleep coach
  • Smart Alarm clock
  • Sound-based sleep tracking
  • Snoring and cough detection
  • Sleep sounds library
  • Long-term sleep pattern analysis
Features
Read full description

Built on science, Sleep Cycle uses sound analysis to track and improve sleep for over 3 million users worldwide. Our AI sleep coach, sleep tracker and Smart Alarm clock app help users to identify potential sleep issues, gain valuable insights into their sleep patterns and build a healthier sleep routine. Sleep Cycle is the world’s no.1 sleep app with more than 40 million downloads. Track your rest, wake refreshed, and build lifelong sleep habits. AWARDS & RECOGNITIONS Sleep Cycle has been awarded Best Sleep App in 2024 by Digital Health Magazine and featured as App of the Month in Wellness Today. In 2024, Sleep Cycle won two Merit Healthcare Awards: Gold for Mobile Digital Health Resources and Silver for Best Use of Artificial Intelligence. WITH SLEEP CYCLE YOU CAN • Get guidance based on your sleep patterns with our AI sleep coach Luma. • Wake up gently during your lightest sleep phase with our Smart Alarm clock. • Track every night using patented sound technology or accelerometer-based sleep detection, no wearables needed. • Detect nighttime noises like snoring, coughing, or sleep talking, for a path to quieter sleep. • Drift off easily using our sleep sounds library of relaxing stories, sleepy soundscapes and guided meditations. • Understand your sleep patterns with long-term trends and compare your sleep to global benchmarks. • Log sleep notes to understand how caffeine, stress, or exercise affect your rest. WHY USE SLEEP CYCLE? • Wake feeling refreshed with no more groggy mornings. • Get daily stats to help you understand your rest. • Sleep guidance based on your tracked nights. • Health insights with snoring and cough tracking for wellness. • No gadgets, just place your phone on the nightstand. • Premium tools like supportive soundscapes, sleep stories, data export, Philips HUE sunrise and Apple Health sync. ABOUT SLEEP CYCLE Sleep Cycle helps you sleep smarter. Track your nights, gain valuable insights into your sleep patterns, and wake at just the right time to start the day energized. Sleep Cycle gives you science-backed tools and an AI sleep coach Luma to help you improve your sleep for brighter days. Our popular features include: • Superior sleep tracker. • AI sleep coach. • Smart Alarm clock. • Sleep talking recorder. • Advanced sleep analysis. • Snore tracker. • Sleep timer. • Cough recorder. • Sleep stages. • Sleep programs. • SleepGPT. • Sleep goal and score. • Relaxing sleep sounds like nature, rain and ocean sounds. • Sleep Aid including calming meditations and breathing exercises. • And more features to help you improve your rest. TALK TO US If you need any help please contact our customer service at support.sleepcycle.com JOIN THE COMMUNITY ▶ Web: https://sleepcycle.com/ ▶ Instagram: https://www.instagram.com/sleepcycleapp/ ▶ TikTok: https://www.tiktok.com/@sleep_cycle ▶ Reddit: https://www.reddit.com/r/sleepcycle/ Terms & Privacy https://www.sleepcycle.com/privacy-policy/ DOWNLOAD NOW – Sleep Better with Sleep Cycle

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

Screenshots

Sleep Cycle4 screens
NapBot4 screens

Verdict

The call

The clearest difference is rating: Sleep Cycle at 4.7 against NapBot's 4.2. Sleep Cycle also leads on review sentiment (40% vs 21%) and chart position (#53 vs unranked). 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. Sleep Cycle sells 9 in-app purchases, starting at $2.99 per month and NapBot sells 2 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

Sleep Cycle holds the better App Store score, 4.7 against 4.2. That said, the two scores are not equally well evidenced: Sleep Cycle has 32K ratings behind it against 6.3K, so its average is the more settled of the two. Written reviews point the same way: 40% of Sleep Cycle's written reviews are positive against 21% of NapBot's.

UpkeepUpdate frequency

Sleep Cycle ships an update weekly, NapBot every 11 days. The most recent releases landed on November 8, 2026 and November 6, 2026 respectively.

Scorecard4 real differences · 7 level
Sleep Cycle versus NapBot: the parameters behind the verdict, then further details
ParameterSleep CycleNapBot
PriceFreeFree
Rating4.7 (32K ratings) — better4.2 (6.3K ratings)
Positive reviews39.6% of reviews — better20.9% of reviews
Number of ratings32K — better6.3K
Update frequencyWeekly — betterEvery 11 days
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank#53 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS16.216.0 — better
Further details — not scored
Size290 MB16 MB
Age rating4+4+
DeveloperSleep Cycle ABMajid Jabrayilov

Customer experience

Sleep Cycle

All ratings31,507 ratings
Positive93.4%
Neutral3.1%
Negative3.6%
Written reviews2,307 reviews
Positive39.6%
Neutral13.0%
Negative47.4%

NapBot

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

User reviews

Sleep Cycle

From 32K App Store ratings

What we love

  • 🚀 Accurate sleep tracking
  • 👍 Gentle alarm wakes you up during light sleep
  • 📊 Detailed sleep data and insights
  • 🌙 Soothing sleep aid sounds

Room to improve

  • 🐛 Alarm not always reliable, sometimes doesn't go off
  • 🔋 High battery drain, especially on Apple Watch
  • 💰 Expensive subscription model, limited free features
  • 📉 Inaccurate sleep tracking in some cases

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

Bugs and requests

Sleep Cycle

Reported bugs

3 issues
  • App crashes or stops recording sleep randomly
  • Inconsistent time zone handling, causing alarm issues
  • Microphone issues, unable to detect certain sounds

Requested features

4 requests
  • Ability to edit sleep data and notes
  • Nap tracking and power nap functionality
  • More customization options for alarms and sleep aid
  • Improved integration with Apple Health and other devices

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

In-app purchases

9 purchases

Sleep Cycle

Subscriptions9
  • Sleep Cycle Premium$2.991 Month
  • Premium1 Month trial$9.991 Year
  • Premium1 Month trial$11.991 Year
Show 6 more
  • Premium1 Month trial$19.991 Year
  • Sleep Cycle Premium$19.991 Year
  • Premium1 Month trial$29.991 Year
  • Premium1 Month trial$34.991 Year
  • Premium: Unlock all features$39.991 Year
  • Sleep Cycle Premium7 Days trial2 variants$57.991 Year
2 purchases

NapBot

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

Questions

Is Sleep Cycle free?
Sleep Cycle is free to download, with in-app purchases available.
Is NapBot free?
NapBot is free to download, with in-app purchases available.
Which has better reviews, Sleep Cycle or NapBot?
Sleep Cycle is rated higher. Sleep Cycle averages 4.7 out of 5 from 32K ratings, while NapBot averages 4.2 from 6.3K ratings.
Do Sleep Cycle or NapBot have ads?
Neither Sleep Cycle nor NapBot shows ads.
Which is updated more often, Sleep Cycle or NapBot?
Sleep Cycle ships an update weekly, and NapBot every 11 days. Most recently, Sleep Cycle was updated on November 8, 2026 and NapBot on November 6, 2026.

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