Comparison

SleepSpace vs NapBot

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

Head to head
About

SleepSpace

This app helps you fall asleep faster, sleep more deeply, and wake up refreshed with adaptive sounds, smart alarms, and personalized sleep tracking. It functions as a complete sleep system, integrating with your phone, wearables, or smart bedroom devices to strengthen natural sleep rhythms.

Highlights
  • Adaptive sounds for falling asleep
  • Smart alarm for refreshed waking
  • Personalized sleep tracking
  • Integration with wearables and smart devices
  • AI-powered sleep assistant
  • Privacy-first design
Features
Read full description

Sleep tracking tells you what happened. SleepSpace helps you change what happens tonight. Fall asleep with adaptive sound, support deeper sleep through the night, wake during a lighter sleep phase, and understand your recovery with personalized sleep insights. Designed by sleep scientist Dr. Dan Gartenberg, SleepSpace brings together your phone, wearables, and guided sleep programs into one complete sleep system. Built on peer-reviewed research and more than $4M in NIH-funded sleep science. Featured by TED, NPR, CNN, The NYTimes, TIME, Reuters, Human Upgrade, Ben Greenfield Life, Sleep Review, & more. FALL ASLEEP FASTER Wind down with relaxing sounds, guided breathing, meditations, and gentle biofeedback. SleepSpace helps your body transition into sleep with calming bedtime routines. SLEEP DEEPER Use adaptive sound masking and overnight sleep support to reduce disruptions and promote a more stable night. Track sleep stages, snoring, awakenings, recovery, and sleep quality with clear insights. Choose sounds for your goals, including meditations, white noise, nature sounds, dream support, and sound patterns designed to support deeper, more restorative sleep. WAKE UP REFRESHED Wake during a lighter sleep phase with a smart alarm designed to reduce morning brain fog. Use smart sound or Apple Watch vibration to wake gently without disturbing your partner. Start the day with a clearer view of your recovery, alertness, and next best steps. TRACK SLEEP YOUR WAY SleepSpace works with: • Your phone on the nightstand or mattress • Apple Watch sleep tracking informed by peer-reviewed research • Popular wearables such as Oura and WHOOP • SleepSpace Charger and connected sleep devices • A clinically inspired sleep diary based on the consensus sleep diary Your data is unified into one clear sleep, recovery, and alertness view. PERSONALIZED SLEEP PROGRAMS Build a nightly Sleep Journey with sounds, wake windows, and routines tailored to your goals. Follow structured sleep programs inspired by evidence-based behavioral sleep techniques, including cognitive behavioral therapy for insomnia. DAILY ALERTNESS AND GUIDANCE See how your sleep affects daytime energy, focus, and recovery. Get simple daily tasks to support better sleep habits over time. AI-POWERED SLEEP SUPPORT Dr. Snooze™ is your built-in AI sleep assistant, offering tips based on your sleep patterns. When you need extra support, you can also connect with a human coach. PRIVACY-FIRST DESIGN SleepSpace works offline and in airplane mode. Sound is analyzed as decibel levels and is not recorded unless you explicitly enable recording. Your sleep data stays private and secure. SleepSpace is built on HIPAA-compliant backend infrastructure with safeguards for health data, including encryption, access controls, audit logging, and secure data handling practices. IMPORTANT INFORMATION SleepSpace is designed for general wellness and sleep support. It is not intended to diagnose, treat, cure, or prevent any disease or medical condition. Consult a qualified healthcare professional for medical concerns. SleepSpace syncs with Apple Health to measure sleep and sleep-related health data. Support messages are voluntarily shared through Intercom. SUBSCRIPTION PRICING & TERMS SleepSpace includes a 7-day free trial. After the free trial, a subscription is required to continue using premium features. Payment will be charged to your Apple ID account at confirmation of purchase. Your subscription automatically renews unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. You can manage or cancel your subscription in your App Store account settings. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. Terms: https://sleepspace.com/sleepspace-terms-of-use/ Privacy: https://sleepspace.com/privacy-policies/

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

SleepSpace4 screens
NapBot4 screens

Verdict

The call

SleepSpace and NapBot both sit at 4.2 stars, but that hides the real split: 57% of SleepSpace's written reviews are positive against 21% of NapBot's. NapBot's advantage is ratings volume (6.3K vs 859) and iOS requirement (16.0 vs 18.0). 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. SleepSpace sells 13 in-app purchases, starting at $6.99 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

On the App Store both sit at effectively the same score — 4.2 for SleepSpace against 4.2 for NapBot. That said, the two scores are not equally well evidenced: NapBot has 6.3K ratings behind it against 859, so its average is the more settled of the two. Written reviews are what separate them: 57% of SleepSpace's written reviews are positive against 21% of NapBot's.

UpkeepUpdate frequency

SleepSpace ships an update weekly, NapBot every 11 days. The most recent releases landed on October 19, 2026 and October 21, 2026 respectively.

Scorecard3 real differences · 7 level
SleepSpace versus NapBot: the parameters behind the verdict, then further details
ParameterSleepSpaceNapBot
PriceFreeFree
Rating4.2 (859 ratings)4.2 (6.3K ratings)
Positive reviews56.6% of reviews — better20.9% of reviews
Number of ratings8596.3K — better
Update frequencyWeekly — betterEvery 11 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS18.016.0 — better
Further details — not scored
Size168 MB16 MB
Age rating4+4+
DeveloperProactive Life IncMajid Jabrayilov

Customer experience

SleepSpace

All ratings859 ratings
Positive78.8%
Neutral7.1%
Negative14.1%
Written reviews212 reviews
Positive56.6%
Neutral8.0%
Negative35.4%

NapBot

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

User reviews

SleepSpace

From 859 App Store ratings

What we love

  • 🚀 Deeper sleep
  • 👍 Easy to use sleep diary
  • 🔒 Integrates with wearables
  • 👍 Helpful sleep coaching
  • 🚀 Improved sleep quality

Room to improve

  • 🐛 Buggy and crashes
  • 🔋 Battery drain
  • 👎 Requires full access to health data
  • 👎 Obnoxious free trial pop-ups
  • 👎 Inaccurate sleep tracking

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

SleepSpace

Reported bugs

4 issues
  • Frequent crashes
  • Unreliable sleep data
  • Connectivity issues with Apple Watch
  • Notifications not working as expected

Requested features

5 requests
  • Fade in/out for sounds
  • Offline mode support
  • More customization options
  • Better integration with other wearables
  • Improved sleep analysis and reporting

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

13 purchases

SleepSpace

Subscriptions10
  • Premium Monthly Subscription1 Month trial$6.991 Month
  • Legacy Dave Asprey Monthly1 Month trial$6.991 Month
  • Premium Monthly Subscription1 Year trial$12.991 Month
Show 7 more
  • Premium Monthly Subscription1 Month trial$12.991 Month
  • Premium Monthly Subscription7 Days trial$12.991 Month
  • Premium Yearly Subscription1 Year trial2 variants$39.991 Year
  • Legacy Dave Asprey Yearly1 Month trial$49.991 Year
  • Premium Yearly Subscription7 Days trial$79.001 Year
  • Premium Yearly Subscription1 Month trial$79.001 Year
  • Premium Yearly Subscription1 Year trial$79.001 Year
One-time3
  • Sage Rader Inceptions$19.99
  • Lifetime SleepSpace Premium$199.99
  • Dave Asprey Lifetime$199.99
2 purchases

NapBot

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

Questions

Is SleepSpace free?
SleepSpace 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, SleepSpace or NapBot?
SleepSpace and NapBot are both rated 4.2 out of 5 on the App Store, from 859 and 6.3K ratings respectively.
Do SleepSpace or NapBot have ads?
Neither SleepSpace nor NapBot shows ads.
Which is updated more often, SleepSpace or NapBot?
SleepSpace ships an update weekly, and NapBot every 11 days. Most recently, SleepSpace was updated on October 19, 2026 and NapBot on October 21, 2026.

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