The Douni is perfect for offices, homes, nurseries, and even travel. It is an excellent value, functions beautifully, and looks elegant and aesthetically pleasing with its classy wood grain finish and neat, compact size. The Douni White Noise Sleep Sound Machine is our pick for the best overall sound machine. If you find this helpful, you might also want to check out the Best Eye Masks for Sleeping, Best Sleep Trackers, Best Alarm Clocks, and Best Anti-Snoring Devices. Keep reading to see which sound machines earned our seal of approval. We critiqued them based on the range and quality of sounds, volume adjustability, value, appearance, performance, ease of use, and any additional features. We reviewed the top sound machines from the most popular brands and tested them out in a large bedroom, studio apartment, and nursery. The best sound machines are reliable, affordable, and most importantly, soothing. If the sound machine is going in an office, you may want something more elegant and discreet. If you’re going to be using the sound machine for travel, you’ll want something small and portable. Appearance: Sound machines are all generally small-around the size of an alarm clock-but some are larger or smaller depending on features and design.However, if you’re buying a sound machine for travel, look for a battery-powered or rechargeable device. Power: Most sound machines plug in and require an outlet.This is a nice feature if you just want sound at certain intervals of time. Some sound machines also have a sleep timer, which means the sound will play for a given length of time and then automatically shut off. Timer: All sound machines have an autoplay option, so they can play continuously until you turn them off.If you plan to use the sound machine in a large space or in multiple environments, opt for a device with more adjustability. Volume: All sound machines have adjustable volume controls, but some have a narrow decibel range or a small, finite number of volume levels.Look at the included sounds and decide if it’s important to you to have lots of options. Simple sound machines only offer white noise or fan sounds, but nicer sound machines usually have a handful of nature sounds as well. Sounds: The number and type of available sounds is likely the most important factor to consider.5 Things to Know Before Buying a Sound Machine:

Picking the best sound machine involves identifying the criteria that matter most to you. However, as with most products, some white noise machines are better than others. Buying a sound machine can be overwhelming because of the sheer number of choices.

Sleep noise machine