Comparison

Sleep Tracker, CPAP, Insomnia vs NightRing

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

Head to head
About

Sleep Tracker, CPAP, Insomnia

Understand and improve your sleep with AI-powered insights and personalized coaching. Track sleep sessions, analyze patterns, and get data-driven guidance to wake up refreshed. Features include dream analysis and CPAP therapy monitoring.

Highlights
  • Comprehensive sleep tracking
  • AI-powered insights and coaching
  • Dream analysis with symbol interpretation
  • CPAP therapy monitoring
  • Personalized sleep improvement goals
  • Data export and professional reports
Features
Read full description

Feeltracker: 4.8 stars with 23K+ ratings • 800K+ downloads • 250K+ users/year • 5M+ saves/year • 96% satisfaction Finally understand why you're not sleeping well—and fix it. Sleep Journal combines intelligent sleep tracking with AI chat, hands-free voice conversations, and on-device intelligence to identify what's disrupting your rest and build habits for better sleep. Whether you're battling insomnia, optimizing CPAP therapy, or want to wake up refreshed, get data-driven guidance to transform your nights. COMPREHENSIVE SLEEP TRACKING: • Log sleep sessions and naps with precise start/end times • Track sleep quality, duration, and consistency patterns • AI Dream Analysis with symbol interpretation and emotional insights • CPAP therapy tracking with comprehensive AHI and mask fit analysis • Calm Me Down for Sleep: AI-guided relaxation and breathing • Record factors affecting sleep: caffeine, exercise, stress levels • Multiple daily entries for shift workers and nappers • Add notes and dream journals to track sleep quality YOUR PRIVACY, GUARANTEED: • No account required—start tracking sleep immediately • Apple Intelligence (iOS 26+): run AI fully on-device, 100% offline and private • Automatic iCloud sync keeps your data safe across devices • Export sleep reports in PDF, CSV, Excel, or JSON formats DESIGNED FOR BETTER SLEEP: • Beautiful Liquid Glass design with sleep-friendly Dark Mode • Quick-entry widgets for easy bedtime logging • Smart reminders, 24-hour clock option, localized in-app FAQ • Custom sleep schedule teaches the AI your natural rhythm • Integration with Apple Health for complete wellness tracking DISCOVER YOUR SLEEP PATTERNS: • Detailed trends show sleep quality over weeks and months • Interactive charts—tap any point to view detailed sessions instantly • Weekly, monthly, and six-month averages for sleep specialists • Identify factors disrupting your rest • Generate professional reports for healthcare providers AI-POWERED FEATURES: • Voice Chat: hands-free two-way conversations with the AI • Ask a Question: instant answers about your sleep data • Chat: interactive conversations about your sleep health • Voice Summary: audio summaries of your sleep trends • Quick and Pro Dream Analysis with symbol interpretation • CPAP Report: detailed analysis of your sleep therapy progress • Pattern Detective: discover correlations affecting your sleep • Goal Assistant: personalized sleep improvement goals • Doctor Summary, Pro Health Report, Deep Research Report • Song Recommendations: music matched to your sleep needs • Personalized Quiz, Make Me Laugh, Sick Note • Personalized greeting shares the meaning of your name • Optional profile context (age, gender, sleep schedule, weather) for sharper insights FREE WITH PRO OPTIONS: • All core sleep tracking features completely free • Pro unlocks Dream Analysis, CPAP Report, deep AI analysis, and Apple Intelligence mode • Affordable pricing for your journey to better rest IMPORTANT HEALTH DISCLAIMER: This app is for personal tracking and informational purposes only. AI insights and recommendations do not constitute medical advice, diagnosis, or treatment. Always consult a qualified sleep specialist before making health decisions. If you suspect a sleep disorder, seek professional medical evaluation. Privacy Policy: https://feeltracker.com/privacy/ Terms of Use: https://feeltracker.com/terms/

About

NightRing

Features
Read full description

"When did I fall asleep last night?" — NightDial answers the moment you open it. It reads the sleep data your Apple Watch or iPhone already saves to Health, and draws each night as an arc on a 24-hour dial. Zero input required. Just sleep like you always do. ■ Sleep Rings Sleep that crosses midnight stays whole on a circle. Bedtime to wake-up, one arc, one glance. ■ A calendar of rings One ring per day, a month at a time. Aligned arcs mean a steady rhythm — the messy nights stand out instantly. ■ Sleep Score Duration, rhythm, continuity, and timing — scored every morning, with the full breakdown visible. You'll know exactly what to fix. ■ Today's Note One piece of advice a day, picked for your recent sleep pattern from thousands of pre-written insights. ■ Night Vitals (Apple Watch) Heart rate, respiratory rate, blood oxygen and more, shown alongside each night. ■ Social Jet Lag See exactly how far your weekends drift from your weekdays — in minutes. Now you know why Mondays hurt. ■ Privacy Your sleep data is processed entirely on your device and never leaves it. ―――――――――― NightDial Plus (subscription) ―――――――――― The free version fully covers your last 14 days, plus today's score and advice. With Plus you get: - Your entire history, as far back as it goes - Trend charts: bedtime, wake time, score, nightly heart rate - Detailed weekday vs. weekend analysis - No ads Pricing: $0.99/month, $6.99/year (with 7-day free trial), or $16.99 lifetime. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the period. Manage or cancel anytime in your App Store account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://kakovail.info/privacy/ * Requires sleep data in Apple Health (from Apple Watch, or iPhone with a sleep schedule). * NightDial shows rhythm insights only and does not provide medical evaluation or advice.

Screenshots

Sleep Tracker, CPAP, Insomnia4 screens
NightRing4 screens

Verdict

The call

The clearest difference is ads: Sleep Tracker, CPAP, Insomnia at none against NightRing's shown. Sleep Tracker, CPAP, Insomnia also leads on update cadence (every 5 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement 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 Tracker, CPAP, Insomnia sells 3 in-app purchases, starting at $0.99 per 7 days and NightRing sells 6 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sleep Tracker, CPAP, Insomnia ships an update every 5 days, NightRing every 3 weeks. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

Scorecard2 real differences · 8 level
Sleep Tracker, CPAP, Insomnia versus NightRing: the parameters behind the verdict, then further details
ParameterSleep Tracker, CPAP, InsomniaNightRing
PriceFreeFree
Rating4.8 (120 ratings) — better—
Positive reviews78.6% of reviews—
Number of ratings120 — better—
Update frequencyEvery 5 days — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.1 — better17.0
Further details — not scored
Size42 MB5 MB
Age rating12+4+
DeveloperCustom ArtsHiroyuki Kako

In-app purchases

3 purchases

Sleep Tracker, CPAP, Insomnia

Subscriptions3
  • Premium Weekly$0.997 Days
  • Monthly Premium$2.991 Month
  • Premium Yearly$23.991 Year
6 purchases

NightRing

Subscriptions2
  • Plus Monthly$0.991 Month
  • Plus Yearly7 Days trial$6.991 Year
One-time4
  • Coffee$2.99
  • Good Burger$9.99
  • Plus Lifetime$14.99
Show 1 more
  • Dinner$29.99

Questions

Is Sleep Tracker, CPAP, Insomnia free?
Sleep Tracker, CPAP, Insomnia is free to download, with in-app purchases available.
Is NightRing free?
NightRing is free to download, with in-app purchases available.
Do Sleep Tracker, CPAP, Insomnia or NightRing have ads?
NightRing shows ads; Sleep Tracker, CPAP, Insomnia does not.
Which is updated more often, Sleep Tracker, CPAP, Insomnia or NightRing?
Sleep Tracker, CPAP, Insomnia ships an update every 5 days, and NightRing every 3 weeks. Most recently, Sleep Tracker, CPAP, Insomnia was updated on October 29, 2026 and NightRing on October 28, 2026.

Other comparisons