White Noise
Constant power across all frequencies. Ideal for masking distracting speech.
FREQUENCY: HIGH
Beta Waves
A 14 Hz beat — the most alert preset here, for work that needs edge.
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Sound Library
Calibrated frequencies for deep work and relaxation.
Color Noises
Continuous frequencies for auditory masking.
Brown Noise
Deep, bass-heavy rumble reminiscent of a distant waterfall or thunder.
FREQUENCY: LOW
Pink Noise
Balanced spectrum that sounds more natural to the human ear, like steady rain.
FREQUENCY: BALANCED
Red Noise
Even deeper than Brown noise, focusing heavily on the low-end spectrum.
FREQUENCY: LOW
Black Noise
Near-silence with subtle low-frequency drift. Meditative, like the sound of a quiet room at night.
FREQUENCY: NEAR SILENT
Grey Noise
Psychoacoustically equalized to sound equally loud at every frequency.
FREQUENCY: EQUALIZED
Ambient Sounds
Natural soundscapes recorded in high fidelity.
Rain
Gentle rainfall creating a natural, soothing atmosphere perfect for deep concentration.
SOURCE: RECORDED
Rain on Tent
Rainfall on a tent canvas — cozy, immersive and deeply relaxing for focused work.
SOURCE: RECORDED
Ocean Waves
Rhythmic ocean waves rolling onto shore — a timeless natural soundscape for calm focus.
SOURCE: RECORDED
Wind
Steady breeze flowing through open spaces — airy and expansive for clear thinking.
SOURCE: RECORDED
Forest Stream
A gentle brook flowing through a quiet forest — peaceful and grounding for deep work.
SOURCE: RECORDED
Meadow
Birds and insects in a sunlit meadow — warm, organic ambience for relaxed focus.
SOURCE: RECORDED
Binaural Beats
Brainwave entrainment through stereo frequency offset. Layers with any noise above.
Headphones required for binaural effect
Delta
Deep sleep and healing. Ultra-low 2 Hz beat for total relaxation.
BEAT: 2 Hz
Theta
Meditation and creativity. 6 Hz beat for deep introspection and flow.
BEAT: 6 Hz
Alpha
Calm focus and learning. 10 Hz beat for relaxed concentration.
BEAT: 10 Hz
Beta
Active thinking and energy. 14 Hz beat for alertness and problem solving.
BEAT: 14 Hz
The waking band
Beta covers roughly 13 to 30 Hz and is what an ordinary alert brain produces most of the time: engaged, externally directed, working through something. It is the default state of a person doing their job, not an exotic one.
This preset uses a 14 Hz offset — the low end of beta. That is deliberate. Higher beta frequencies are associated as much with tension and anxiety as with productive concentration, and there is nothing to gain from pushing that.
When it earns its place
Beta is the preset for analytical, effortful work: debugging, dense reading, spreadsheets, anything where you need to hold several things in mind at once. It is also the one to try when the room is fine and the problem is you — a slow afternoon, a task you have been avoiding, a session that will not start.
- Debugging and code review
- Technical reading you have to get through rather than enjoy
- Structured problem-solving with a defined answer
- Afternoon sessions where a heavy background would send you under
Do not overdo it
Beta is the preset people most often report as tiring. Faster stimulation can read as urgency, and urgency is exhausting over a long session. Two things help: keep the volume very low, and pair it with a structure that forces breaks. The Pomodoro timer is well suited to this — beta during focus phases, and a slower sound during breaks.
If it starts to feel like pressure rather than momentum, drop back to alpha. Alertness that costs more than it returns is not a win.
Common questions
Is beta better than alpha for concentration?
It depends on the task and the day. Beta suits analytical work that needs edge; alpha suits long stretches where you want to stay settled. Beta is also the more tiring of the two — most people alternate rather than committing to one.
Why 14 Hz and not higher?
Higher beta frequencies are associated with tension as much as with focus. Fourteen hertz sits at the alert end of the useful range without pushing into that.
Can binaural beats replace caffeine?
No. They are a quiet audio layer, not a stimulant, and nothing here acts on your body the way caffeine does. Use them as part of a working setup, not as a substitute for sleep.