VOID FREQ — Focus Studio

Focus Studio · Void Cell

VOID

FREQ

An ambient sound engine, bound like a book.

Scientifically designed soundscapes for deep work. Brown noise, binaural beats, lo-fi rhythms and generative drones — synthesized live in your browser, no files, no streaming.

Open Free Web App iOS App ↓

Free Web No Account No Ads No Streaming Live Synthesis

Table of Channels

Five environments. One focus.

Every channel is synthesized in real time using the Web Audio API — no downloads, no buffering.

Deep Focus

Brown noise layered with a 40 Hz gamma carrier. Reduces distraction, promotes sustained attention.

Brown noise · 40Hz gamma

Rain Room

Filtered white noise with synthesized rainfall and randomised drip events. Steady and calming.

Bandpass noise · Rain drops

III

Void

A deep harmonic drone stack — sub-bass oscillators with a slow frequency sweep. Meditative and immersive.

Harmonic stack · Slow sweep

Lo-Fi

A live Am7 chord progression at 72 BPM with a synthesized drum machine and vinyl crackle texture.

Am7 loop · 72 BPM · Crackle

Neurons

Binaural alpha entrainment at 10 Hz — left channel at 200 Hz, right at 210 Hz. Use with headphones.

Binaural · Alpha 10Hz

Colophon

Built for the session.

Pomodoro Timer

25, 50, or 5-minute sessions with a visual arc and a triple-tone ding when time is up. Sessions tracked locally.

Live Visualizer

Real-time FFT spectrum ring and waveform rendered on canvas. Responds to the audio being synthesized.

Zero Latency

Sound is generated directly by the Web Audio API — no network requests after page load. Works fully offline.

Shareable State

Copy the URL to share your current channel. The recipient opens directly into your soundscape.

Mobile Ready

Responsive layout optimised for phone and tablet. Available as a native iOS app.

No Tracking

No account, no analytics, no cookies. Session count is stored locally on your device only.

Get It