The Best Portable White Noise Sound Machines

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. And while brands are making decent sleep earbuds these days, the best way to block out distractions in the bedroom may actually be by pumping in well… some noise. This isn’t just random noise though, but rather white noise , which is a din created by combining multiple frequencies of sounds in equal parts.

The resulting effect is a monotone hissing or light buzzing that actually works to blanket disruptive sounds, and create a focused and consistent environment for concentration and sleep . This is also where a good sound machine comes into play. White noise sound machines have been around for decades, but have seen a surge recently as people look for ways to enhance their sleep quality, block out distractions, and create a more relaxing environment.

What we take in during the day (and especially right before bedtime) affects our sleep at night significantly – stress from work, relationships, and the news can raise cortisol levels...