Nemunmo
A sleep companion that grows
Free · Designed for iPhone. Not verified for macOS.
Make sleep something to look forward to.
Nemunmo is a sleep-tracking and raising app where you review your daily sleep while caring for your partner, Nemunmo.
Sleep data recorded in the Health app becomes EXP for your Nemunmo. The better you sleep, the more your Nemunmo grows, and your sleep patterns can lead it to evolve into a new form.
Add a little more joy to bedtime, even on your busiest days.
Build healthier sleep habits together with a Nemunmo of your own.
KEY FEATURES
• View sleep duration and sleep stages in easy-to-read charts
• Review your daily sleep score and trends
• Earn EXP based on how long you sleep
• Raise and evolve your Nemunmo
• Check sleep and growth from the Apple Watch app
• View your sleep score and level with watch-face widgets
• Photograph and share your favorite Nemunmo
• Enjoy login bonuses and raising items
Apple Watch is required to use this app.
This app is not a medical device and is not intended to diagnose, treat, or prevent any medical condition.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
This update includes the following new features and improvements:
• Added local weather information based on your current location
• Added rain effects to the Home screen on rainy days
• Added morning mood check-ins and personalized messages based on your sleep
• Improved sleep result and growth data updates on Apple Watch
• Made additional visual and performance improvements
The developer, Fumiya Shigehara, 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 Linked to You
The following data may be collected and linked to your identity:
- Location
- User Content
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Fumiya Shigehara
- Size
- 128.8 MB
- Category
- Games
- Compatibility
Requires iOS 18.5 or later.
- iPhone
Requires iOS 18.5 or later. - Mac
Requires macOS 15.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.5 or later. - Apple Watch
Requires watchOS 11.5 or later.
- iPhone
- Languages
English and 7 more
- English, French, German, Japanese, Korean, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
9+
- 9+
- Contains
Health or Wellness Topics
- Copyright
- © 2026 UDOS