White noise vs brown noise: which helps you sleep?
In this guide
The short answer · How they differ · Sleep, focus & babies · Try both tonight
The short answer: both mask disruptive sound, but they feel different. White noise is bright and hissy - strongest at masking sharp sounds like door slams. Brown noise is deep and rumbling - gentler on the ears for hours of listening, which is why many sleepers and ADHD listeners prefer it.
How they differ
Noise colors describe how energy is spread across frequencies. White noise is flat - equal energy everywhere, like TV static. Brown noise drops about 6 dB per octave, stacking energy at the low end, like a waterfall heard from inside a cabin.
You need maximum masking - thin walls, snoring, a newborn's startle reflex, sudden street sounds.
You'll listen for hours - falling asleep, deep work, calming a racing mind. Easier on the ears at volume.
Which for sleep, focus and babies?
For sleep, brown noise's gentleness usually wins for long listening, though white noise masks sudden sounds better. For focus and ADHD, many people prefer brown noise to quiet internal chatter. For babies, white noise's stronger masking of a startle reflex is often the pick - at a safe, moderate volume and a sensible distance.
Noizim's free version has white and brown noise with the drift-off timer. See which one your mind likes.
Frequently asked
Brown noise is usually gentler for hours of listening, which many sleepers prefer; white noise masks sudden sounds more aggressively. Try both - Noizim has both free.
Many people with ADHD prefer brown noise's deep, even rumble for quieting internal chatter, though some find white noise's stronger masking helpful. It's personal.