sound, shaped for you

Noise designed around your room,
your needs, and what the science actually says

The first noise app that adapts to your device and room. Professional audio engineering meets beautiful design.

Download on the App Store
7-day free trial • Then $6.99/month

See Shush in Action

Shush main interface dark mode
Intuitive controls, dark mode
Room calibration details
Precise room analysis
Tinnitus frequency finder
Tinnitus relief tools
Shush light mode
Beautiful light theme
Setup complete
Ready for better sleep

What Makes Shush Different

Real-Time Generation

Every moment is mathematically unique. No loops. No repetition. Just pure, continuous noise generated in real-time.

Adapts to Your Device

Automatically detects iPhone speakers, headphones, or Bluetooth and optimizes the sound for each.

Room Calibration

Analyze your room's acoustics and automatically remove annoying resonances.

Tinnitus Relief

Precise frequency notching targets your specific tinnitus tone for relief.

Smooth Brightness

Adjust from deep and warm to bright and crisp with psychoacoustic processing.

Smart Sleep Timer

Set timers from 15 minutes to 8 hours, or run all night with background audio.

Professional Audio Engineering

Built by Professionals

Created by a re-recording mixer who has worked on Survivor, Apple TV content, Dolby Atmos theatrical releases, and live sound for Arctic Monkeys and Royal Blood.

Psychoacoustic Science

Built on Fletcher-Munson curves, missing fundamental effect, and spectral masking.

vDSP Accelerate

Uses Apple's professional signal processing framework with hardware acceleration.

Four Noise Types

Brown, Pink, Green, and White noise for different use cases.