Comparison

Pillow vs Sleep Tracker, Recorder

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

Head to head
About

Pillow

This app helps you understand and improve your sleep. It automatically tracks your sleep cycles, analyzes heart rate, and records audio events like snoring. Get personalized insights and tips to wake up feeling refreshed.

Highlights
  • Automatic sleep tracking
  • Smart alarm clock
  • Snore and sleep talking recorder
  • Sleep cycle analysis
  • Heart rate analysis
  • Personalized sleep tips
  • Sleep aid library
Features
Read full description

Sleep trouble? Sleep better with Pillow, your smart sleep tracker. Pillow can analyze your sleep cycles automatically using your Apple Watch, iPhone or iPad. Use Pillow as a smart alarm clock to wake up at the lightest possible sleep stage and start your day refreshed and relaxed. Record important audio events such as snoring, sleep apnea, and sleep talking. Explore trends about your sleep and compare your sleep quality with many Apple Health metrics that affect sleep. As seen on: The New York Times, Forbes, The Guardian, BuzzFeed, The Washington Post, TechCrunch, MacStories, Daily Mail, and many more. Rated as one of the best sleep tracking apps for the Apple Watch and iPhone. Join the millions that have discovered the life-changing benefits of great sleep! TRACK YOUR SLEEP AUTOMATICALLY - Simply wear your Apple Watch during sleep. Pillow will automatically detect and analyze your sleep. - View last night's report right on your Apple Watch, along with the heart rate analysis for the night. - Switch between manual and automatic mode anytime. SLEEP CYCLE & HEART RATE ANALYSIS - Advanced sleep cycle analysis algorithm based on the latest scientific findings in sleep research. - Detailed heart rate analysis - Detailed sleep stage diagram (Awake, REM, Light Sleep, Deep Sleep) and sleep score. - Home Screen, Lock Screen Widgets and Apple Watch Complications AUDIO RECORDINGS USING MACHINE LEARNING - Snoring, sleep apnea, sleep talking and other nightly sounds. - All processing is done using on-device intelligence to ensure privacy. PERSONALISED INSIGHTS & SLEEP TIPS - Create a unique personal sleep program to reach your goals - Regularly updated sleep tips - Advanced Insights, including optimal bedtime, chronotype and more. SLEEP TRENDS - Explore your sleep history with Week, Month, Year, and All Time overviews. - Compare your sleep quality with many Apple Health categories that affect sleep. BACKUP & SYNCHRONIZE - Synchronize and backup your sleep data and audio recordings between your devices. ALARM PRESETS & NAPS - Powernap, recovery, and full-cycle nap - Customisable alarm presets MOOD & NOTES - Track your mood when you wake up - Discover how your notes affect your sleep quality SLEEP AID - Access an expanding library of Meditations, Bedtime Stories, Soundscapes and Music. - Use a track from Apple Music or iTunes as an alarm. - Siri Wind Down support PREMIUM FEATURES: - Unlimited sleep history & analysis - Advanced sleep analysis - Sleep trends & Apple Health comparison - Sleep notes - Heart rate analysis - Sound recordings - Nap modes & Customisable presets - Access to Sleep aid library - Access to all wake-up melodies - Discover: Create a personalised sleep program. - Wake-up melodies from your iTunes library or Apple Music - Data export in CSV format - Smart Wake-up Learn more at https://pillow.app 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. If you start a free trial, you will be charged automatically at the end of the trial period unless you cancel 24 hours before the expiration period. Your subscription will renew automatically unless you turn off auto-renew at least 24 hours before the end of the current period. The renewal cost will be charged to your account within 24 hours before 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 existing subscription will not be refunded. If offered, any unused portion of a free trial period will be forfeited when purchasing a subscription. Terms & Privacy Policy: https://pillow.app/pillow-privacy-policy-en

About

Sleep Tracker, Recorder

This app helps you fall asleep faster with soothing soundscapes and meditations. It also tracks your sleep quality, records snoring, and features a smart alarm to wake you gently. Analyze your sleep patterns to improve rest and daytime focus.

Highlights
  • White noise and sleep meditations
  • Soundscapes for focus and relaxation
  • Snoring and sleep disturbance recording
  • Offline sleep analysis
  • Smart alarm for gentle wake-ups
  • Sleep quality monitoring
Features
Read full description

After a long, hectic day, you can’t wait to end your day and go to bed. Everything seems to be perfect: your bedding is soft and cozy, your bedroom is pitch black, the temperature is just right, except...you keep tossing and turning. Your disturbed sleep may be due to recurring noises from outside in your neighborhood, or inside, the annoying snores or murmurs from your sleeping partner, the slight tinnitus that comes with age, or the haunting thoughts in your mind. You miss the days when you could fall into slumber without even realizing it. Can‘t fall asleep? Sleep Tracker, Recorder is here to help. With the delicately composed sleep aids, you’re sure to drift off with ease-white noises to help you cancel out some unwanted background noise, sleep meditations were created carefully to bring peace of mind and dissipate the incessant thoughts bothering you. Sweet dreams have returned. On a sultry afternoon, you’re stuck in the office. Keyboards are clicking, people are chatting in the open space or just beside you, the director is yelling on the phone. In the background, you can notice the sounds coming from the water dispenser, and computer fans running. In your peripheral vision, you see strip lights flickering occasionally. It seems nearly impossible to concentrate. Can’t focus? Sleep Tracker, Recorder is here to help. With a selection of soothing music and soundscapes, you may escape from the real world and transport yourself into another world, where you can easily achieve a calm state of mind. You’ll suddenly notice yourself fully engaged in your current tasks and at maximum productivity. You wake up in the morning, feeling as if no amount of coffee could keep you conscious. The alarm rattles your brain, you feel the ringing jabbing at your heart. You always wonder why you should have slept enough, but always feel weary and sleepy in the daytime, especially when your alarm urges you to leave your bed you feel most uncomfortable. Cannot sleep well and feeling hard to rise? Sleep Tracker, Recorder is here to help. With the advanced built-in sound recognition system, Sleep Tracker, Recorder can analyze your sleep offline with merely your iPhone, and the smart alarm can wake you up without causing discomfort. The moment you open your eyes, you’ll be able to know the quality of your sleep. You can review why your sleep was unsatisfactory and monitor its daily and weekly changes. You may also get warned about possible disorders by your sleep recordings, such as sleep apnea or chronic asthma. Sleep Tracker, Recorder, featuring its various high-quality sleep aids and accurate Sleep Tracker, Recorder, is about to bring significant changes to your sleep and life. Sleep Tracker, Recorder SUBSCRIPTION Sleep Tracker, Recorder comes with a 7-day free trial. After the free trial period ends you will need to subscribe. You can subscribe to Sleep Tracker, Recorder, choosing from the following plans: – 1 month – 12 months The subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current period. Payment will be charged to your iTunes account at confirmation of purchase. Account will be charged for renewal within 24 hours of the end of the current period, and the cost of the renewal will be provided. Subscriptions may be managed by the user. Auto-renewal may be turned off by going to the user’s Account Settings after purchase. No cancellation of the current subscription is allowed during the active subscription period. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication. For more information: Terms of Use - https://cdn.appcloudbox.net/healive/apps/dreamland/terms-of-service.html Privacy Policy - https://cdn.appcloudbox.net/healive/apps/dreamland/privacy.html

Screenshots

Pillow4 screens
Sleep Tracker, Recorder4 screens

Verdict

The call

The clearest difference is monetization model: Pillow at freemium against Sleep Tracker, Recorder's subscription. Pillow also leads on ratings volume (96K vs 1.1K) and review sentiment (41% vs 24%). Sleep Tracker, Recorder's advantage is iOS requirement (12.0 vs 17.0). On price, rating, update cadence 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. Pillow sells 6 in-app purchases, starting at $19.99 per month and Sleep Tracker, Recorder sells 4 in-app purchases, starting at $9.99 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 — 4.4 for Pillow against 4.5 for Sleep Tracker, Recorder. That said, the two scores are not equally well evidenced: Pillow has 96K ratings behind it against 1.1K, so its average is the more settled of the two. Written reviews are what separate them: 41% of Pillow's written reviews are positive against 24% of Sleep Tracker, Recorder's.

UpkeepUpdate frequency

Pillow ships an update every 11 days, Sleep Tracker, Recorder fortnightly. The most recent releases landed on September 26, 2026 and August 26, 2026 respectively.

Scorecard5 real differences · 6 level
Pillow versus Sleep Tracker, Recorder: the parameters behind the verdict, then further details
ParameterPillowSleep Tracker, Recorder
PriceFreeFree
Rating4.4 (96K ratings)4.5 (1.1K ratings) — better
Positive reviews41.4% of reviews — better24.4% of reviews
Number of ratings96K — better1.1K
Update frequencyEvery 11 days — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationFreemium — betterSubscription
Best chart rank#180 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPod
Requires iOS17.012.0 — better
Further details — not scored
Size692 MB199 MB
Age rating12+4+
DeveloperNeybox Digital Ltd.Healive Limited

Customer experience

Pillow

All ratings95,692 ratings
Positive84.7%
Neutral6.5%
Negative8.8%
Written reviews1,557 reviews
Positive41.4%
Neutral9.4%
Negative49.1%

Sleep Tracker, Recorder

All ratings1,141 ratings
Positive86.9%
Neutral4.0%
Negative9.1%
Written reviews45 reviews
Positive24.4%
Neutral4.4%
Negative71.1%

User reviews

Pillow

From 96K App Store ratings

What we love

  • 👍 Helpful for tracking sleep patterns
  • 🚀 Automatic sleep detection
  • 🎨 Colorful and intuitive interface
  • 📊 Detailed sleep data and analysis
  • 🔊 Audio recording of sleep sounds

Room to improve

  • 🐛 Inaccurate sleep tracking
  • 🔒 Paywall for basic features
  • 🔋 High battery consumption
  • 🤔 Confusing alarm and nap features
  • 🤷‍♀️ Inconsistent sync between watch and phone

Sleep Tracker, Recorder

From 1.1K App Store ratings

What we love

  • 💤 Sleep tracking
  • 🎵 Music and audiobooks
  • 📊 Sleep data reporting

Room to improve

  • 💰 Expensive subscription
  • 🔇 Limited free features
  • 🔴 Inaccurate sleep tracking
  • 🔍 Poor customer support
  • 🚫 Difficult to cancel subscription

Bugs and requests

Pillow

Reported bugs

4 issues
  • App crashes or freezes
  • Sleep data not syncing properly
  • Audio recording issues
  • Alarm not working as expected

Requested features

4 requests
  • Ability to edit sleep sessions and data
  • Sleep cycle trends and insights
  • Dream journal integration
  • More customization options for alarms and sounds

Sleep Tracker, Recorder

Reported bugs

3 issues
  • Alarm issues
  • Inconsistent data recording
  • Subscription billing problems

Requested features

3 requests
  • Improved sleep tracking accuracy
  • More affordable pricing options
  • Better customer support and refund policy

In-app purchases

6 purchases

Pillow

Subscriptions5
  • Pillow Premium - Monthly$19.991 Month
  • Premium Sleep Tracking7 Days trial$39.991 Year
  • Pillow Premium - Annual$39.991 Year
Show 2 more
  • Pillow Premium - Annual1 Year trial$39.991 Year
  • Pillow Premium - Quarterly$59.993 Months
One-time1
  • Pillow Premium - Legacy$249.99
4 purchases

Sleep Tracker, Recorder

Subscriptions4
  • 1-Month Premium$9.991 Month
  • 1-Year Premium7 Days trial$29.991 Year
  • 1-Year Premium(Limited Offer)$29.991 Year
Show 1 more
  • 7-Day Free Premium7 Days trial$59.991 Year

Questions

Is Pillow free?
Pillow is free to download, with in-app purchases available.
Is Sleep Tracker, Recorder free?
Sleep Tracker, Recorder is free to download, with in-app purchases available.
Which has better reviews, Pillow or Sleep Tracker, Recorder?
Sleep Tracker, Recorder is rated higher. Pillow averages 4.4 out of 5 from 96K ratings, while Sleep Tracker, Recorder averages 4.5 from 1.1K ratings.
Do Pillow or Sleep Tracker, Recorder have ads?
Neither Pillow nor Sleep Tracker, Recorder shows ads.
Which is updated more often, Pillow or Sleep Tracker, Recorder?
Pillow ships an update every 11 days, and Sleep Tracker, Recorder fortnightly. Most recently, Pillow was updated on September 26, 2026 and Sleep Tracker, Recorder on August 26, 2026.

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