The Hatch Rest is a sound machine with popular extra features. It can be controlled by a phone app, it can function as an ok to wake clock for toddlers too! Some versions even have an audio monitor built in. The Bgoverss white noise machine has a variety of noise options, is great for travel, doesn’t require WiFi or bluetooth, and has an optional nightlight. The echo dot allows you can simply say “Alexa play brown noise,” and the sound machine is ready to go. Bonus: As your little one grows, you can use this to play music, audiobooks, or even as a timer.