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Sound machines for sleep and focus
4 products · 2 guides
White, pink and brown noise differ in one thing: how their energy is spread across frequencies. The acoustics in plain words, and which machines play each.
Updated November 2, 2026Read
The best white noise machines, picked by how they make sound (a real fan, digital noise or an app library), with each one's sounds, power, timer and app terms.
Updated November 2, 2026Read
Hatch's nursery sound machine and night light, the successor to the Hatch Rest, with a big top button, app control over Wi-Fi, Time-for-Bed and Time-to-Rise light cues and three months of Hatch+ included.
Comes in 7 versions: see which to buy
A compact digital sound machine from Adaptive Sound Technologies with 10 fan sounds and 10 non-repeating noise variations from brown through pink to white, powered over USB.
Comes in 5 versions: see which to buy
Yogasleep's original fan-based sound machine: a real fan motor inside an adjustable housing makes a steady, non-looping rush of air, with two speeds, a rotating cap for volume and a collar for tone.
Comes in 7 versions: see which to buy
A clip-on rechargeable sound machine with six sounds, a timer, a dimmable night light and a toddler lock, made for strollers, bags and travel.
Comes in 3 versions: see which to buy
