Pillow: Sleep Tracker app icon

Pillow: Sleep Tracker

by Neybox Digital Ltd.

EN / ES / FR / NLTrending downSentimenttrend not available
Appeye score 76 out of 100, from 1,448 reviews (high confidence)

1,448 reviews analysed · 14 Aug 2021 – 1 Aug 2026 · scored 19 Aug 2026

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Based on 1,448 reviews from 14 Aug 2021 - 1 Aug 2026.

Overview

Appeye score
76/100high confidence
Category rank
#1970 of 2,785Health & Fitness
Reviews analysed
1.4KScored reviews from the App Store.
Sentiment trend
Trending downIts trend signals are moving in a negative direction.
App Store
4.4

95.6K ratings

Review sentiment

65
App namePillow: Sleep Tracker
SellerNeybox Digital Ltd.
GenreHealth & Fitness
Version6.5.1
Content rating12+
Requires iOS17.0
Size679 MB
Released22 May 2014
Current version23 Jul 2026
View on App Store
App 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

Sentiment over time

Calendar-month positive review share for the selected store view. Overall is review-weighted across stores; months with fewer than 10 reviews are left out.

Monthly positive review share
0%50%100%79%65%May 2024Jul 2026

Version history sentiment

Per-release positive review share for each app version that has at least 3 analysed reviews, oldest first — so you can see whether the last real release helped or hurt separately from the calendar-month trend.

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Version history · App Store

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