Comparison

Sleep Tracker vs Caffix

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

Head to head
About

Sleep Tracker

This app offers a vast library of natural soundscapes to promote relaxation and improve sleep quality. It features sleep tracking technology to reveal patterns and includes an alarm with a snore detector. The goal is to help users achieve more restful sleep and reconnect with nature.

Highlights
  • 800+ natural soundscapes
  • Daily new soundscape
  • Sleep tracking technology
  • Sleep recorder
  • Snore detector
  • Groundbreaking alarm feature
Features
Read full description

Experience the enchanting symphony of Moonly: your gateway to over 800 pure, immersive natural soundscapes sourced from around the globe. Join our mission to rediscover the awe-inspiring beauty of Mother Earth, awakening together to the wonder and preciousness of our planet. Backed by empirical evidence and recent studies worldwide, Moonly empowers mindful listening to natural soundscapes, fostering profound positive impacts on our wellbeing and nurturing a deeper respect for nature. Yet, as human activity continues to degrade natural ecosystems, these invaluable soundscapes grow increasingly scarce. In addition to unveiling a new natural soundscape daily, Moonly actively fosters community engagement in reconnecting with nature, facilitating deeper, more meaningful connections with the world around us. Through Moonly, embark on a journey of serenity and discovery, embracing the therapeutic power of nature's melodies to enhance individual and collective wellbeing. Step into a world of blissful slumber and tranquility, guided by the mesmerizing melodies of Moonly's groundbreaking sleep sounds. Welcome to Moonly: the ultimate sleep-tracking app revolutionizing your journey to a restful night's sleep like never before. Enhance Your Sleep Quality: Tailored to elevate your sleep experience, Moonly serves as your sanctuary, aiding those battling insomnia, sleep deprivation, or sleep apnea. Among its myriad features, the brilliance of Moonly's sleep sounds feature shines, offering an auditory escape into dreamlike landscapes crafted to whisk you away from daily stresses into peaceful slumber. Reveal Sleep Patterns: Unravel the mysteries of your sleep patterns and decipher the subtle nuances influencing your sleep cycle with Moonly's state-of-the-art sleep-tracking technology. Capture precious nighttime moments with our innovative sleep recorder, enabling you to share cherished memories with loved ones. Awaken Refreshed: Arise revitalized and energized with Moonly's groundbreaking alarm feature. Plus, stay informed about your sleep quality with the snore detector, ensuring you're always in tune with your nighttime habits. Inclusive and Empowering: Moonly is designed to embrace diversity, catering to individuals seeking enhanced sleep quality. Curate your personalized symphony of white noise and natural melodies to craft the perfect sleep environment tailored to your preferences. Embrace Superior Sleep: The importance of quality sleep cannot be overstated. Don't let sleep troubles hinder your overall well-being. Seize the opportunity today to download Moonly and embark on your journey towards profound, rejuvenating rest, harmonized by the soothing embrace of sleep sounds. Embrace the Promise of Sweet Dreams: Experience a new chapter of restful sleep with Moonly. Let the enchanting symphony of our sleep sounds guide you into tranquil slumber, promising a brighter tomorrow filled with sweet dreams. Welcome to a world where your sleep reigns supreme. Welcome to Moonly. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Caffix

Features
Read full description

Most people drink caffeine every day, but almost nobody manages it. CafFix changes that.ย  Tell us your goal, better sleep, sharper energy, or just staying within your daily limit, and we'll build a caffeine plan around your body, your schedule, and your life. Your personalized caffeine limit: Forget the generic "400mg a day" advice. CafFix calculates your exact daily limit based on your body weight and age, so your goal actually means something. Know when to stop automatically: Based on your bedtime, CafFix tells you your caffeine cutoff time every single day. So you stop guessing why you can't fall asleep. Three goals. One app. * Sleep Better - optimize your caffeine cutoff for deeper rest * Optimize Energy - time your intake for peak performance * Just Track It - stay under your daily safety limit Always with you: Live Activities on your lock screen and a home screen widget mean you never have to open the app to know where you stand. Built around your week: Different bedtime on weekends? CafFix adapts your caffeine windows day by day. Finally, a caffeine tracker that works as hard as your morning coffee.

Screenshots

Sleep Tracker4 screens
Caffix4 screens

Verdict

The call

The clearest difference is in-app purchases: Caffix at none against Sleep Tracker's 1. Sleep Tracker's advantage is iOS requirement (12.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Sleep Tracker sells 1 in-app purchase, starting at $29.99 per year. Caffix asks for nothing beyond the download.

UpkeepUpdate frequency

Sleep Tracker ships an update every 11 days, Caffix every 3 weeks. The most recent releases landed on October 4, 2026 and October 8, 2026 respectively.

Scorecard2 real differences ยท 6 level
Sleep Tracker versus Caffix: the parameters behind the verdict, then further details
ParameterSleep TrackerCaffix
PriceFreeFree
Positive reviews100.0% of reviewsโ€”
Update frequencyEvery 11 days โ€” betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo โ€” better
MonetizationFree with in-app purchasesโ€”
DevicesiPhone, iPad, iPod โ€” betteriPhone, iPad
Requires iOS12.0 โ€” better26.0
Further details โ€” not scored
Size42 MB314 MB
Age rating4+17+
DeveloperTruong Pham QuangTunde Timea Bartha

In-app purchases

1 purchases

Sleep Tracker

Subscriptions1
  • Premium$29.991 Year
None

Caffix

No in-app purchases

Questions

Is Sleep Tracker free?
Sleep Tracker is free to download, with in-app purchases available.
Is Caffix free?
Caffix is free to download, with no in-app purchases.
Do Sleep Tracker or Caffix have ads?
Neither Sleep Tracker nor Caffix shows ads.
Which is updated more often, Sleep Tracker or Caffix?
Sleep Tracker ships an update every 11 days, and Caffix every 3 weeks. Most recently, Sleep Tracker was updated on October 4, 2026 and Caffix on October 8, 2026.

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