Sleep Key - Tracker, Sound
Track Sleep, Snore & Sounds
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Stop waking up tired. Master your rest with Sleep Key.
Stop waking up tired. Master your rest with Sleep Key.
Sleep Key is the intelligent sleep tracker, smart alarm, and comprehensive sleep analyzer designed to help you build better bedtime habits. By combining clinical-grade data analysis with your device's advanced sensors, Sleep Key gives you a complete picture of what happens when the lights go out.
Whether you struggle with snoring, insomnia, sleep debt, or simply want to optimize your morning routine, Sleep Key provides the data you need to wake up feeling energized, not groggy.
THE PROBLEM: WHY ARE YOU TIRED? Traditional alarm clocks ignore your body's biological needs. They jolt you awake at a specific time, often interrupting a cycle of deep sleep or REM sleep. This leaves you with "sleep inertia"—that groggy, heavy feeling that even coffee can barely fix. Furthermore, environmental factors like room noise, temperature, and even the weather outside can secretly sabotage your recovery.
THE SOLUTION: Sleep Key turns your phone into a private sleep laboratory. It monitors your movements, heart rate, respiratory rate, and bedroom sounds to determine exactly where you are in your sleep cycle.
CORE FEATURES
INTELLIGENT SMART ALARM Wake up at the perfect moment. Sleep Key monitors your sleep cycles in real-time. Instead of a fixed time, you set a 30-minute wake-up window. The app waits for your lightest sleep phase—when your body is naturally ready to wake up—and gently activates the alarm. The result? You wake up feeling refreshed, alert, and ready to conquer the day.
ADVANCED SNORE AND AUDIO RECORDER Do you talk in your sleep? Do you snore? Is a noisy neighbor ruining your night? • Snore Detection: Automatically detects and isolates snoring sounds. Useful for identifying trends or sharing with a doctor. • Sleep Talking: Capture funny or insightful moments from your dreams. • Environmental Noise: Analyze ambient noise levels to see if your bedroom is too loud for deep sleep. • Playback: Listen to your audio highlights the next morning.
EXCLUSIVE: WEATHER AND SLEEP CORRELATION Sleep Key is one of the only trackers that correlates your sleep quality with local weather conditions. • Barometric Pressure: See if pressure changes cause you restless nights. • Temperature & Rain: Discover if you sleep deeper during thunderstorms or heatwaves. • Data-Driven Insights: Use this data to adjust your room temperature or bedding for a better night's rest.
HEALTH AND VITALS MONITORING We go beyond simple time tracking. Sleep Key leverages Apple Health integration and device sensors to track vital metrics: • Heart Rate Analysis: Visualize your resting heart rate curve. A "dip" in heart rate is a key indicator of restorative sleep and physical recovery. • Respiratory Rate: Monitor your breathing variance to detect irregularities or potential obstructions. • Sleep Stages: View detailed graphs showing exactly how much time you spent in Light Sleep, Deep Sleep, and REM (Rapid Eye Movement).
SLEEP NOTES AND LIFESTYLE TAGS Track how your daily choices affect your night. Tag your sessions with variables like "Caffeine," "Alcohol," "Late Workout," "Stress," or "Screen Time." Over time, Sleep Key will show you specifically which habits are hurting your sleep quality score.
100% PRIVATE AND OFFLINE Your health data is personal. Most sleep apps require you to create an account and upload your intimate bedroom recordings to the cloud. Sleep Key is different. We prioritize on-device processing to ensure your privacy.
WHO IS THIS APP FOR? • People who wake up feeling groggy or exhausted. • Partners trying to prove who snores louder. • Athletes focused on recovery and physical performance. • Bio-hackers interested in the quantified self. • Anyone who wants to understand their health without sacrificing privacy.
Start sleeping better tonight. Download Sleep Key today.
Terms of Use: https://moesaid.com/projects/sleep-key/terms-of-use
bugs were fixed
The developer, Waqto LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Contact Info
Data Linked to You
The following data may be collected and linked to your identity:
- Contact Info
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Health & Fitness
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Waqto LLC
- Size
- 150.9 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Annual $59.99
- Premium (Month) $9.99
- Copyright
- © WAQTO LLC