Sleep Cycle: Sleep Tracker

Sleep tracker & sleep recorder. Smart alarm clock & sleep sounds to sleep better

Northcube AB · com.northcube.sleepcycle

4.7 out of 5 (87 ratings) 10M+ downloads v4.26.06-production 141.1 MB Android 9+ PEGI 3 · Everyone

Download APK 141.1 MB All versions

Signature matches the Google Play version Details

Sleep Cycle: Sleep Tracker screenshot 10

Sleep Cycle: Sleep Tracker screenshot 11

At a glance

Latest version: v4.26.06-production (9523)
Updated: Oct 4, 2026 (4 days ago)
APK size: 141.1 MB
Requires: Android 9+ (API 28)
CPU support: ARM 32-bit, ARM 64-bit
Category: Health & Fitness (app)
Listed since: Jun 5, 2020 (at least)
Permissions: 30 (4 sensitive)
Website: sleepcycle.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

Sleep Cycle: Sleep Tracker is an app by Northcube AB in the Health & Fitness category, listed since at least June 2020. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

Since version 2.1.2141-release, the APK grew from 31.4 MB to 141.1 MB and the minimum Android version rose from 4.1 to 9. It asks for 30 permissions, 4 of them sensitive, including record audio, approximate location and display over other apps. It asks for the same permissions as version 4.24.39-production. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

Ratings

4.7out of 587 ratings

5 ★80%
4 ★7%
3 ★11%
2 ★0%
1 ★1%

Ratings from users of the source store — not collected or verified by AAPKs.

What's new in v4.26.06-production

Bug fixes and performance improvements

Description

From the listing uploaded by “appupdater”.

Relieve stress, sleep better and wake up rested. Sleep Cycle is your personal sleep tracker and smart alarm clock with a range of features (including sleep recorder, sleep calculator and sleep aid - with bedtime stories and sleep sounds) to help you get a good night’s rest and wake up easier. Get that slumber that will do wonders for your health. 72% of our users confirm their sleep quality has improved after using Sleep Cycle's sleep tracker. ⏰ 5 reasons you’ll love Sleep Cycle: 1. A sleep tracker with a difference: Don't put your phone under your pillow, just place your device on the nightstand or close by on the floor so the sleep tracker can analyze your sleep. 2. Gentle wake-up: Our smart alarm clock goes off at the ideal time for your body so you never wake up tired. 3. Tailored advice: Let our sleep tracker analyze your sleep and show you personalized tips and guides to develop lasting habits that will help you get better rest and feel great. 4. No more guessing: The sleep recorder detects if you snore, sleep talk, cough or sneeze at night. 5. Fall into a gentle slumber: Get the perfect night conditions with our sleep aid - including bedtime stories, sleep sounds and other relaxing sounds such as white noise. Powered by our patented AI technology, Sleep Cycle is an advanced sleep tracker and sleep recorder for anyone seeking to prioritize their health and effectively manage stress, recharge and get happier. Whether you aim to change your sleep habits, use a sleep recorder or snore recorder, track your sleep talk, listen to sleep aid, find stress relief or wake up more refreshed with a smart alarm clock, there’s a feature for you. ⭐️ Top Sleep Cycle Features SMART ALARM CLOCK √ Its unique design wakes you up at the perfect moment for a refreshing start √ Carefully selected alarm clock sounds √ Customizable wake-up windows up to 90 minutes √ Snooze by shaking or double-tapping the phone lightly SLEEP RECORDER AND SNORE RECORDER √ Sleep recorder and sleep talk recorder: A snore recorder checks how much you snore √ The sleep recorder shows you how external noises impact your sleep √ New! Coughing: Track and compare your coughing levels to make informed decisions for your health √ New! Who’s snoring? Know if it’s you or a partner snoring for a more accurate sleep analysis SLEEP TRACKER √ Instantly see how well you slept with your sleep quality score from 1 to 100 √ A sleep tracker with detailed reports; statistics, trends and graphs √ Monitor how drinking coffee, stress, working out or eating late affect your rest √ See how your rest affects your mood SLEEP AID AND SLEEP SOUNDS √ White noise, brown noise, pink noise and green noise included to guide you to a deep slumber √ Breathing exercises and meditation to unwind before bed √ Drift off with bedtime stories and sleep sounds: Narrations paired to help you fall asleep faster √ Sleep sounds for stress relief SLEEP PROGRAMS - Tailored guides √ Build habits to improve your sleep with our sleep recorder and exclusive guides made just for you by our sleep experts. Based on topics like stress relief or screen use AVAILABLE ON WEAR OS √ Track your sleep from your watch √ Gentle vibrations on your wrist without waking anyone else √ Quick summary of your last night’s sleep √ Including tiles and complications for easier use ALSO FEATURING: √ New! Sleep games: Start your day with “Awake”, a sleep game that lets you test your alertness in the morning, helping improve your focus √ Sleep Goal: A sleep calculator and reminder for a more regular and restful slumber √ Online backup - secure your data online √ Integration with Google Fit Get started with Sleep Cycle tonight - Waking up in the morning has never been easier! REQUIREMENTS Ability to charge your phone by the bed Ability to place your phone near the bed, such as on a nightstand table or on the floor Need help? https://support.sleepcycle.com/hc/en-us Terms and Privacy: https://www.sleepcycle.com/privacy-policy/

Version history

5 versions are listed, going back to v2.1.2141-release. Since v4.26.06-production it requires Android 9+.

v4.26.06-production LATEST Oct 4, 2026 141.1 MB TRUSTED v4.24.39-production Nov 27, 2025 120.9 MB TRUSTED v4.23.12.7301-release Nov 16, 2025 105.7 MB TRUSTED v3.5.0.3782-release Nov 20, 2025 42.7 MB TRUSTED v2.1.2141-release Nov 22, 2025 31.4 MB TRUSTED

All 5 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Mar 14, 2026.
Certificate issued to “Northcube AB” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Oct 4, 2026
Validated against Google Play Mar 14, 2026
Signed byCN=Northcube AB, OU=Unknown, O=Northcube AB, L=Unknown, ST=Unknown, C=SE
Signing certificate (SHA-1)50:98:A0:8E:67:3B:DB:91:79:B0:DF:DC:37:23:E7:C7:5D:27:D0:41
File MD5443ead5fc14ee8327829d08b9133c3f2
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (30)

Sleep Cycle: Sleep Tracker requests 30 permissions, 4 of them sensitive.

Activity recognition Sensitive android.permission.ACTIVITY_RECOGNITION
Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
Record audio (microphone) Sensitive android.permission.RECORD_AUDIO
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Advertising ID com.google.android.gms.permission.AD_ID
Control vibration android.permission.VIBRATE
Foreground service data sync android.permission.FOREGROUND_SERVICE_DATA_SYNC
Foreground service location android.permission.FOREGROUND_SERVICE_LOCATION
Foreground service media playback android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK
Foreground service microphone android.permission.FOREGROUND_SERVICE_MICROPHONE
Foreground service special use android.permission.FOREGROUND_SERVICE_SPECIAL_USE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
Google Play license check com.android.vending.CHECK_LICENSE
High sampling rate sensors android.permission.HIGH_SAMPLING_RATE_SENSORS
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) com.northcube.sleepcycle.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Physical activity recognition com.google.android.gms.permission.ACTIVITY_RECOGNITION
Prevent the device from sleeping android.permission.WAKE_LOCK
Read Google service settings com.google.android.providers.gsf.permission.READ_GSERVICES
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run at startup android.permission.RECEIVE_BOOT_COMPLETED
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
Use exact alarm android.permission.USE_EXACT_ALARM
Use full screen intent android.permission.USE_FULL_SCREEN_INTENT
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Location android.hardware.location
Microphone android.hardware.microphone
Portrait screen android.hardware.screen.portrait
Sensor accelerometer android.hardware.sensor.accelerometer
Telephony (SIM) android.hardware.telephony
Wi-Fi android.hardware.wifi

Sleep Cycle: Sleep Tracker APK: questions and answers

Is there a version of Sleep Cycle: Sleep Tracker for older Android phones?

The current version needs Android 9 or later. Version 4.24.39-production is the newest listed build that installs on Android 8.0 and later. Get version 4.24.39-production · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is Sleep Cycle: Sleep Tracker free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the Sleep Cycle: Sleep Tracker APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is 443ead5fc14ee8327829d08b9133c3f2.