FlowTone
White Noise for Focus & Sleep
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Need to focus? FlowTone helps you create the perfect sound environment. Mix white noise and binaural beats with timer, background playback, and more.
Boost your focus and productivity with FlowTone.
Create the perfect focus environment with white noise, binaural beats, and nature sounds. Ideal for studying, working, meditation, and sleep.
■ Key Features
▶ Diverse Sounds
• White Noise (White, Pink, Brown)
• Binaural Beats (Delta, Theta, Alpha, Beta, Gamma)
• Nature Sounds (Rain, Ocean, Wind, Forest)
• Custom WAV file upload support
▶ Powerful Mixing
• Play up to 8 sounds simultaneously
• Individual volume control for each sound
• Master volume control
• Save your favorite combinations
▶ Convenient Playback
• Background playback support
• Lock screen controls
• Timer function (auto-stop)
• Fade in/out effects
▶ User Experience
• Intuitive and simple UI
• Dark mode support
• Energy-efficient design
• Works offline
■ Use Cases
Study/Work
Block out distractions and maximize focus with white noise.
Meditation/Yoga
Reach deep relaxation with alpha wave binaural beats.
Sleep
Fall asleep easily with delta waves and nature sounds.
Creative Work
Boost creativity and inspiration with theta waves.
■ What are Binaural Beats?
A scientifically-backed method that presents slightly different frequencies to each ear to guide your brainwaves into specific states.
• Delta (0.5-4 Hz): Deep sleep
• Theta (4-8 Hz): Meditation, creativity
• Alpha (8-14 Hz): Relaxation, focus
• Beta (14-30 Hz): Alertness, concentration
• Gamma (30-100 Hz): Enhanced cognition
■ Privacy First
• No personal data collection
• All data stored locally on device
• No ads
• No internet required
Experience the ultimate flow state with FlowTone.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Heejae Kim, 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 Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Heejae Kim
- Size
- 35.6 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 26.0 or later.
- iPhone
Requires iOS 26.0 or later. - Mac
Requires macOS 26.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.0 or later.
- iPhone
- Languages
- English and Korean
- Age Rating
4+
- 4+
- Copyright
- © 2025 Heejae Kim. All rights reserved.