What's New

• Bug fixes and performance improvements.

App Description

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.

iPhone Screenshots

(click to enlarge)

Sleep Science Alarm Clock screenshot 1 Sleep Science Alarm Clock screenshot 2 Sleep Science Alarm Clock screenshot 3 Sleep Science Alarm Clock screenshot 4 Sleep Science Alarm Clock screenshot 5

App Changes

  • May 04, 2015 Initial release
  • July 11, 2015 New version 1.2
  • February 03, 2016 New version 1.3
  • July 11, 2016 New version 1.6
  • November 09, 2016 New version 1.7
  • June 14, 2019 New version 2.4
  • September 27, 2019 New version 2.5
  • October 09, 2019 New version 2.6
  • July 15, 2020 New version 2.7
  • October 23, 2020 New version 2.8
  • August 06, 2021 New version 2.9
  • September 29, 2021 New version 3.0
  • September 16, 2023 New version 3.3
  • November 15, 2023 New version 3.4
  • April 25, 2024 New version 3.6

Other Apps From Phase4 Mobile, Inc.

Sleep Sounds HQ: relaxing aid Soothing Sleep Sounds Rain Sounds HQ: sleep aid Free Rain Sounds: Natural raining sounds, thunderstorms, & rainy ambiance to help relax, aid sleep & focus White Noise HQ: sound machine Free White Noise: Natural sounds to block noise, help sleep & focus Gentle Wake Alarm Clock: 150+ sounds to wake up rested & rejuvenated Power Nap HQ: 750 sound sleep tracking alarm clock Sleep Science HQ: alarm clock Power Nap Tracker: cycle timer Tinnitus HQ Tinnitus Aid: help ear ringing Baby Sleep Sounds HQ+: Shusher Shusher: baby sleep sounds