Pillow automatically tracks your sleep using your iPhone microphone or Apple Watch sensors, providing detailed sleep stage analysis, heart rate trends, and smart alarm wake-up.
Each app below addresses a specific gap in Pillow's offering. We picked them based on real user review patterns and feature differentiation.
AutoSleep uses Apple Watch to track sleep automatically with no manual interaction required. It provides detailed sleep quality scores, readiness ratings, and integrates with Apple Health for comprehensive health data.
Explore AutoSleep data →Sleep Cycle tracks sleep using phone microphone or accelerometer and wakes you during your lightest phase within a 30-minute window. It is available on both iOS and Android with a clean interface and historical sleep graphs.
Explore Sleep Cycle data →Sleep as Android is the Android counterpart to Pillow, offering detailed sleep stage tracking, smart alarms, snore detection, and wearable integration. It is the most feature-rich sleep app on Android.
Explore Sleep as Android data →The Oura Ring is a dedicated sleep tracking ring with medical-grade sensors. Its companion app provides detailed sleep stage analysis, readiness scores, and health insights that exceed software-only solutions in accuracy.
Explore Oura Ring App data →Rise models your circadian rhythm and sleep debt to predict daily energy levels and optimal sleep times. It complements sleep tracking with actionable guidance on when to sleep, wake, and schedule demanding tasks.
Explore Rise data →Alarmy takes the opposite approach to Pillow by forcing you awake with completion missions rather than optimizing when you wake. It is effective for users who struggle with over-snoozing regardless of sleep phase.
Explore Alarmy data →Pillow is consistently ranked among the top sleep tracking apps on the App Store, known for its integration with Apple Health and the ability to use an Apple Watch for hands-free automatic tracking.
No, Pillow can track sleep using only your iPhone's microphone when placed near your bed. However, using an Apple Watch provides significantly more accurate sleep stage detection through motion sensors.
Yes, Pillow syncs all sleep data with Apple Health, making your sleep records accessible across other health apps and visible in the Health app's sleep summaries.
Pillow's accuracy improves significantly with Apple Watch. iPhone-only tracking using microphone audio analysis is reasonable but less precise than wearable accelerometer-based detection.
App Vulture monitors live App Store and Google Play data tracking update cadence, rating trends, and user review sentiment so our sleep app recommendations reflect what is actively maintained and well-reviewed by users right now in 2026.
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