Otter Sleep-Sleep Tracker
Not in any tracked top chart right now.
Updated 20 Oct 2026 · rankings refresh through the day
DeveloperChongqing Cuyi Technology Co., Ltd
CategoryHealth & Fitness
PriceFree
Released
Rating★ 4.7 (85)
Version2.2.0
Age rating4+
First seen by us
12 Oct 2026
Installs (est.)10k+ worldwide
Rating
4.7 ★
85 ratings
Measured
Otter Sleep-Sleep Tracker on the App Store
App details
App ID
6755416816
Publisher
Chongqing Cuyi Technology Co., Ltd
On the store since
Nov 2025
Under a year
Minimum OS
iOS 16.0+
iPhone 8 and later
Devices
iPhone · iPad
Content rating
4+
Languages
7
EN FR DE JA KO PT ES
Size
153 MB
Otter Sleep-Sleep Tracker downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. iPhone downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.7 ★
85 ratings
Measured
Ratings
85
Measured
About Otter Sleep-Sleep Tracker
Otter Sleep is your cozy bedtime companion, designed to help you relax, sleep peacefully, and build better sleep habits—one night at a time.
Meet Nomi, your adorable sea otter friend. Every day, Nomi sets off on little adventures and returns at night with a new bedtime story, making each evening a little more comforting and special.
Main Features
● Bedtime Stories
Every night, Nomi brings home a new story from the day's adventure. Enjoy comforting bedtime tales that help you slow down, relax, and make bedtime something to look forward to.
● Sleep Audio
Create your ideal bedtime atmosphere with personalized sleep stories, soothing white noise, relaxing nature sounds, and calming sleep music.
● Sleep Data
Keep track of your nights with clear daily, weekly, and monthly sleep records. Easily look back on your sleep duration, bedtime, wake-up time, and other available sleep information over time.
● Sleep Recording
Record nighttime sounds such as snoring and sleep talking, and review your sleep stages when available from Apple Health. Revisit your nights and discover more about what happens while you sleep.
● AI Sleep Companion
Chat with your AI companion about sleep, bedtime routines, relaxation, and everyday wellness. Get friendly suggestions and inspiration to make your bedtime routine feel more comfortable and personal.
● Smart Alarms
Wake up your way with Standard Alarms or Mission Alarms. Choose from different wake-up challenges to help you get out of bed and start your morning.
● Sleep Rituals
Wind down with simple bedtime activities designed to help you relax and prepare for sleep. Build a calming nighttime routine that feels right for you.
● Nap & Meditation
Take a break during the day with naps and calming meditation sessions, whether you need a quick recharge or a quiet moment to unwind.
Why You'll Love Otter Sleep
● A cozy sea otter companion for bedtime
● Fresh bedtime stories to make every night special
● Sleep music, white noise, and relaxing sounds for every mood
● Simple daily, weekly, and monthly sleep records
● Gentle Sleep Rituals for a calmer bedtime routine
● Nap and meditation for moments of rest throughout the day
● Smart alarms that make mornings a little easier
Whether you're winding down after a long day, enjoying a bedtime story, taking a quiet break, or getting ready for sleep, Nomi is here to make every moment of rest feel a little warmer.
Privacy Policy:https://www.ottersleep.cn/privacy.html
Terms of Service:https://www.ottersleep.cn/terms
Meet Nomi, your adorable sea otter friend. Every day, Nomi sets off on little adventures and returns at night with a new bedtime story, making each evening a little more comforting and special.
Main Features
● Bedtime Stories
Every night, Nomi brings home a new story from the day's adventure. Enjoy comforting bedtime tales that help you slow down, relax, and make bedtime something to look forward to.
● Sleep Audio
Create your ideal bedtime atmosphere with personalized sleep stories, soothing white noise, relaxing nature sounds, and calming sleep music.
● Sleep Data
Keep track of your nights with clear daily, weekly, and monthly sleep records. Easily look back on your sleep duration, bedtime, wake-up time, and other available sleep information over time.
● Sleep Recording
Record nighttime sounds such as snoring and sleep talking, and review your sleep stages when available from Apple Health. Revisit your nights and discover more about what happens while you sleep.
● AI Sleep Companion
Chat with your AI companion about sleep, bedtime routines, relaxation, and everyday wellness. Get friendly suggestions and inspiration to make your bedtime routine feel more comfortable and personal.
● Smart Alarms
Wake up your way with Standard Alarms or Mission Alarms. Choose from different wake-up challenges to help you get out of bed and start your morning.
● Sleep Rituals
Wind down with simple bedtime activities designed to help you relax and prepare for sleep. Build a calming nighttime routine that feels right for you.
● Nap & Meditation
Take a break during the day with naps and calming meditation sessions, whether you need a quick recharge or a quiet moment to unwind.
Why You'll Love Otter Sleep
● A cozy sea otter companion for bedtime
● Fresh bedtime stories to make every night special
● Sleep music, white noise, and relaxing sounds for every mood
● Simple daily, weekly, and monthly sleep records
● Gentle Sleep Rituals for a calmer bedtime routine
● Nap and meditation for moments of rest throughout the day
● Smart alarms that make mornings a little easier
Whether you're winding down after a long day, enjoying a bedtime story, taking a quiet break, or getting ready for sleep, Nomi is here to make every moment of rest feel a little warmer.
Privacy Policy:https://www.ottersleep.cn/privacy.html
Terms of Service:https://www.ottersleep.cn/terms
Latest updates
2.3.0
In this update, we’ve introduced Dark Mode and improved the App Lock feature to make your experience more comfortable and seamless. More features and improvements are on the way. Thank you for your continued support and for being part of our journey!
2.2.0
In this update, we’ve made improvements to enhance your overall experience and keep everything running smoothly. More features and improvements are on the way. Thank you for your continued support and for being part of our journey!