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Dark noise - deep, muffled sound for calm and sleep

Dark noise takes brown noise and softens it even further - rolling off the high end for a deep, muffled rumble. It's one of the gentlest, most sleep-friendly sounds in Noizim.

What is dark noise?

Where brown noise already emphasises the lows, dark noise rolls off more of the treble on top. The result is a soft, enveloping rumble with almost no hiss - easy on sensitive ears and ideal for drifting off.

What people use it for

Sleep

Deep and muffled - about as gentle as masking gets.

Sensitive ears

Minimal high-end hiss for comfort.

Relaxation

A warm, low rumble that quiets a busy mind.

Tinnitus

Many find low, soft noise soothing at night.

Dark noise in Noizim

Play dark noise on its own, or layer it under rain or a campfire. Set the drift-off timer and it fades out gently as you fall asleep.

Frequently asked

Both emphasise low frequencies, but dark noise rolls off even more of the high end, so it sounds deeper and more muffled than brown noise.

Yes - its deep, soft character with very little hiss makes it one of the most comfortable noises for sleep and for sensitive ears.

Yes. Noizim generates the sound on-device, so dark noise plays with no connection - great for travel.