Better rest starts with understanding. Sleep Cycle helps you learn what affects your rest to build habits that fuel better days.

With sleep tracking, personalized analysis, a smart alarm and more, we have all the tools you need to improve your well-being through a good night’s sleep. Every night, millions trust the app to support their journey toward restful, consistent sleep.

Innovation Just For You

Sleep Cycle blends technology and science to create something remarkable.

Sleep Analysis

Trained on millions of nights, our AI-driven analysis gives the tools you need to understand your sleep.

Smart Alarm Patent

Patented sound analysis and signal processing, creating our much-loved Smart Alarm.

Sleep Tracking

Accurate sleep tracking using only a smartphone, without wearables, calibration, or disruption.

AI Sleep Coach Luma

Connect sleep patterns to long-term health with actionable advice and personalized insights.

Science with a Purpose

Across 15 years and 75 million downloads, we’ve built the world’s largest sleep intelligence database, with over 3 billion nights of analyzed data. But data alone doesn’t create insights. Our scientists turn numbers into knowledge, transforming society at scale through scientific partnerships with leading universities.

Powered by Sleep Cycle

Powered by Sleep Cycle allows businesses to benefit from the world’s leading platform in sleep innovation. We offer partnerships including in-app promotions, tailored SDK solutions, and an extensive data library, enabling businesses to expand their offering with sleep solutions and insights to build healthier habits.