Apps by Phase4 Mobile
Sleep Science Alarm Clock app icon

Medical

Sleep Science Alarm Clock

Phase4 Mobile

Free download 4.42 · 1 storefront · 477 ratings In-app purchases unconfirmed
Open on Apple

About this app

Wake up gently and improve your sleep. Feel refreshed and rejuvenated every morning! Tired of being jarred awake? Wake up gently to high-quality natural sounds from around the world. Choose from gentle rainstorms, ocean waves, streams, morning bird calls, wind chimes and many more! Or try a beautiful 4- or 6-sound wake-up sequence. You'll wake up feeling refreshed and full of energy every morning. Want to get 7, 8 or more hours of sleep every night? Sleep Science tracks your sleep each night and helps you achieve your personal sleep goal. Want to understand your sleep over time? Sleep Science provides meaningful graphs over weeks, months and years so you can see how your sleep improves. Want to learn what affects your sleep? Sleep Science lets you record notes about changes in bed-time routine, exercise, stress, and more. You can even put notes on your sleep graphs. Not sure what wakes you up? Sleep Science records the loudest sound during the night so you can find out. Do you forget your dreams? Sleep Science lets you record dreams during the night or when you wake up. You can review them weeks, months or years later. From the creators of popular Rain Sounds HQ, White Noise HQ and Sleep Sounds HQ sleep sound apps, we’ve packed all this capability into a simple and beautiful app that’s free! Sleep Science Alarm Clock features: • Catalog of high-quality, natural wake-up sounds, recorded on location around the world. • 4- and 6-sound wake-up sequences for the ultimate gentle wake up. • Graphs that show your sleep and wake activity during the night. • Log and graphs of your actual sleep time vs your personal sleep goal. • Daily notes for recording dreams and changes to daily and bedtime routines. • Sleep graphs over weeks/months/years that show sleep statistics, trends and notes. • Gentle wake up during light sleep, 0-30min before your alarm time. • Captures the loudest sound during the night. • Modern easy-to-use interface, optimized for nighttime and wake up. Download Sleep Science Alarm Clock now.

Latest release

What’s New

Version 4.0 Jan 30, 2026

• Bug fixes and performance improvements.

Audience growth

Ratings growth

Steady
7-day gain +0
Ratings / day 0.0
30-day gain +0
US rating-count history
477 ratings
477 Aug 16, 2026 · 477 ratings Aug 16, 2026

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking

Price intelligence

1 captured event
Current Free
Historical low Free
Paid → free
Price history
Current Free
Free Aug 16, 2026 · Free Aug 16, 2026 · Free Aug 16, 2026 Aug 16, 2026
  1. First observed Aug 16, 2026 · 9:09 PM Free

Screenshots

Sleep Science Alarm Clock iPhone screenshotSleep Science Alarm Clock iPhone screenshotSleep Science Alarm Clock iPhone screenshotSleep Science Alarm Clock iPhone screenshotSleep Science Alarm Clock iPhone screenshot