Sleep Cycle

Smart alarm and sleep tracking app using sound analysis.

Freemium iOSAndroid ★ 4.1 editorial
16
Visit Sleep Cycle → sleepcycle.com/

Sleep Cycle Referral Code & Link

No referral code or link is currently available for Sleep Cycle.

Sleep Cycle logo — Smart alarm and sleep tracking app using sound analysis.

Quick Summary

Sleep Cycle is a sleep tracking app that analyzes sleep patterns through sound (snoring, movement) and wakes you during your lightest sleep phase within a 30-minute window — making mornings easier by avoiding deep sleep interruption.

Pricing: Freemium Platforms: iOS, Android Editorial rating: 4.1 / 5 Category: Sleep Apps

Sleep Cycle at a Glance

Category Sleep Apps
Pricing model Freemium
Starting price $0 (free plan available)
Platforms iOS, Android
Editorial rating ★ 4.1 / 5 (Kreemhunt staff score)
Best for Smart alarm and sleep tracking app using sound analysis.
Community votes 16

Pros

  • Smart alarm wakes you during lightest sleep phase for easier mornings
  • Sleep quality trend tracking over weeks and months
  • Snore detection identifies sleep quality issues
  • No wearable needed — works from phone on nightstand

Cons

  • Sound-based tracking less accurate than wearable heart rate monitors
  • Premium required for full statistics and trend analysis
  • Microphone use during sleep raises privacy concerns for some users

Sleep Cycle Pricing Plans

Official pricing as published by Sleep Cycle. Verify current rates before purchasing.

Free

$0

  • Basic sleep tracking
Get Sleep Cycle →

Premium

$29.99 /year

  • Full tracking, statistics, insights
Get Sleep Cycle →

Sleep Cycle is a sleep tracking app that analyzes sleep patterns through sound (snoring, movement) and wakes you during your lightest sleep phase within a 30-minute window — making mornings easier by avoiding deep sleep interruption.

What Makes Sleep Cycle Stand Out

Smart alarm wakes you during lightest sleep phase for easier mornings. Sleep quality trend tracking over weeks and months

Snore detection identifies sleep quality issues

Pricing and Plans

Sleep Cycle offers a free tier that provides meaningful value for individuals and small teams, with paid plans unlocking additional capabilities as needs grow.

Who Should Use Sleep Cycle

Sleep Cycle is best for teams and individuals who need sleep apps capabilities and where smart alarm wakes you during lightest sleep phase for easier mornings. It may not be the right fit when sound-based tracking less accurate than wearable heart rate monitors.

Verdict

Sleep Cycle delivers on its core promise as a sleep apps tool. Sleep Cycle is a sleep tracking app that analyzes sleep patterns through sound (snoring, movement) a... For teams evaluating sleep apps options, Sleep Cycle is worth considering based on its specific strengths and how they align with your requirements.

Snore Detection

Sleep Cycle's Premium plan includes snore detection — identifying periods of snoring using microphone analysis and flagging them in the sleep report. Chronic snoring can indicate sleep apnea, making snore detection data useful for conversations with healthcare providers about sleep quality concerns.

Sleep Cycle vs. Oura Ring

Oura Ring provides more accurate sleep data through physical biometric sensors (heart rate, HRV, temperature) versus Sleep Cycle's acoustic and movement analysis. Oura's hardware produces more reliable sleep stage classification; Sleep Cycle's smart alarm (Oura has no equivalent) remains a differentiating feature for users who prioritize wake quality over tracking precision.

Subscription Value

Sleep Cycle's free tier provides basic alarm functionality with limited tracking. Premium ($29.99/year) adds snore detection, full sleep data analysis, trends, and the online sleep diary. The subscription value depends primarily on whether the smart alarm's benefits for morning alertness justify the cost.

Overall rating: 4.1 / 5

Sleep Cycle is the smart sleep tracking app that analyzes movement and sound patterns to identify sleep phases and wake users during the lightest sleep phase within a configurable window, making mornings easier by avoiding deep sleep interruptions.

The Smart Alarm Mechanism

Sleep Cycle activates its alarm within a 30-minute window ending at the desired wake time when it detects light sleep rather than deep sleep. Waking during light sleep produces the feeling of rising naturally rather than being jarred from deep sleep — independent research shows users report feeling more rested with smart alarms even without sleeping longer.

Sound and Movement Detection

Sleep Cycle uses the phone microphone (from bedside table without contact with sleeper) or accelerometer (on the mattress) to detect movement and breathing patterns associated with different sleep phases. The microphone-based detection works without wearing any device.

Sleep Quality Reports and Trends

Sleep Cycle generates nightly sleep quality scores and 30-day trends — showing correlations between sleep quality and lifestyle factors like exercise, alcohol, and weather. These trends provide more actionable context than raw sleep hours by identifying patterns that affect sleep quality.

Overall rating: 4.1 / 5

Discussion & User Ratings

Used Sleep Cycle? Rate it and share your experience — be specific and helpful.

No user ratings yet — be the first to rate Sleep Cycle.

  • No comments yet — be the first to share your experience.

Disclosure: Some links on this page are referral or affiliate links. When you click them and make a purchase, we may earn a commission at no extra cost to you. This does not influence our editorial ratings or recommendations. All tools are evaluated independently by our team.