BlueDen - Ocean Aquarium
Relax with sea life sounds
Free · Designed for iPad. Not verified for macOS.
Watch sea life drift through a calm 3D ocean aquarium with gentle waves, nature sounds, and a relaxing deep-sea mood.
BlueDen is a calm 3D ocean aquarium for relaxing with dolphins, whales, orcas, sharks, fish, and gentle underwater ambience.
Enjoy the feeling of looking into the sea, a quiet diving window, or a small deep-sea world on your screen. Adjust the number of sea creatures, listen to soft ocean sounds, and keep a soothing underwater view nearby while you work, rest, focus, or wind down before sleep.
BlueDen is made for quiet moments: a virtual ocean, a sea-life viewer, and a relaxing ambient companion rather than a game or a biological reference app.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Updated the App Store listing and screenshots for BlueDen. The calm 3D ocean aquarium experience remains the same.
The developer, Naoki Hasegawa, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Location
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Naoki Hasegawa
- Size
- 70.8 MB
- Category
- Entertainment
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © 2026 BlueDen