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App Store Apps > Medical > Sleep Science HQ: alarm clock
Sleep Science HQ: alarm clock icon

Sleep Science HQ: alarm clock

by Phase4 Mobile · Medical · $4.99
On the App Store since May 2015 · Data updated 2026-10-27

Sleep Science HQ: alarm clock is made and published by Phase4 Mobile. AppBrain is an independent app data site and isn't affiliated with Phase4 Mobile. The app name, icon, screenshots and description belong to Phase4 Mobile and are shown as published on the App Store.

AppBrain's verdict

Established
Rating on App Store
4.50
96 ratings
Last updated
January 29, 2026
Size
102.1 MB

It doesn't have enough ratings yet to judge what users think. Its best ranking is #22 in Top Paid, Medical in Belgium.

Official page on the App Store

User feedback

Ratings and reviews on the App Store

Comments on Sleep Science HQ: alarm clock for iOS

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Store listing

By Phase4 Mobile, from the App Store
Sleep Science HQ: alarm clock Screenshot 1 of 5
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Screenshots by Phase4 Mobile, from the the App Store listing
Description by Phase4 Mobile Written by the developer, not by AppBrain. Click to read.
Wake up gently, track and improve your sleep. Feel refreshed and rejuvenated every morning!

Tired of being jarred awake? Wake up to over 750 high-quality natural sounds from around the world. Create your own perfect wake-up sequences of 6 different natural sounds. You could begin with soothing rain, progress to ocean waves and morning bird calls, and, if those don't work, be roused by Japanese drums and rolling church bells.

With over 750 sounds and fully programmable play times, you have virtually endless possibilities to customize your wake-up experience. You’ll start your day well-rested and full of energy.

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 works!

Sleep Science HQ features:
• Over 750 high-quality, natural wake-up sounds recorded on location around the world.
• Customizable wake-up sequences of up to 6 different sounds, with play time, strobe and vibration options.
• 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.
• 22 sound categories, including: Rain, Ocean, Rivers & Streams, Crickets, Wind Chimes, Lakes, Wind, Water Fountains, Fire, Birds, Animals, Cars, Trains & Planes, Public Places, Household, Bells, Industrial, Soundscapes, Drums and more...
• Modern easy-to-use interface, optimized for nighttime and wake up.

Download Sleep Science HQ now.
Official page on the App Store

Safety and technology

Found in the app by AppBrain
Price
$4.99
App size
102.1 MB
Content rating
Everyone

Technologies used by Sleep Science HQ: alarm clock

Releases

Updates seen on the App Store
Version
3.5
Launched
May 2015

No changelog data

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Rankings

App Store top charts
Highest rank
#22
Chart
Top Paid
Medical
Country
Belgium

App Store Rankings for Sleep Science HQ: alarm clock

Top rankings

Rank Country Category List
22 Belgium Medical Top Paid
45 France Medical Top Paid
26 Russia Medical Top Paid
55 Japan Medical Top Paid
36 Netherlands Medical Top Paid
96 Germany Medical Top Paid
48 Sweden Medical Top Paid
51 Spain Medical Top Paid
58 Italy Medical Top Paid
74 Switzerland Medical Top Paid

Ranking history in Belgium

About the app and developer

About Sleep Science HQ: alarm clock

Sleep Science HQ: alarm clock is a medical app developed by Phase4 Mobile.

User Ratings

Sleep Science HQ: alarm clock is rated 4.50 out of 5 stars. The rating is based on 96 ratings.

App Information

Sleep Science HQ: alarm clock costs $4.99. The app size is 102.05 MB. The latest version available is 3.5. The last update was on January 29, 2026.

Technical Requirements

The app has a content rating of Everyone. The app has been available on the App Store since May 2015.

Developer information for Phase4 Mobile

Phase4 Mobile

Address:

Frequently asked questions about Sleep Science HQ: alarm clock

Is Sleep Science HQ: alarm clock free?

No. Sleep Science HQ: alarm clock costs $4.99 on the App Store.

Is Sleep Science HQ: alarm clock still available?

Yes. Sleep Science HQ: alarm clock is on the App Store, and the last update we saw was on January 29, 2026.

How large is Sleep Science HQ: alarm clock?

Sleep Science HQ: alarm clock is 102.05 MB.

Is Sleep Science HQ: alarm clock suitable for children?

App Store rates the content of Sleep Science HQ: alarm clock as suitable for everyone.

How do people rate Sleep Science HQ: alarm clock?

Sleep Science HQ: alarm clock scores 4.50 out of 5 stars, from 96 ratings on the App Store.

Who made Sleep Science HQ: alarm clock?

Sleep Science HQ: alarm clock was developed by Phase4 Mobile. It is listed in the medical category on the App Store.

What are the best alternatives to Sleep Science HQ: alarm clock?

People looking at Sleep Science HQ: alarm clock also look at these medical apps: Sleep Time+ Cycle Alarm Clock, Ambient Noise: for Sleep/Study, SANE Well, Sound Noise - Calm Machine, Sound Oasis Nature Sounds Pro.

Share Sleep Science HQ: alarm clock

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Overview Alternatives Reviews Rankings Technology
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