Tools
Sound tools you can use right here
Generate noise, set up binaural tones, or work out a sleep schedule. These browser tools are free, with no account required.
Open and use
Browser tools
Noise generator
Switch between white, pink, brown, and green noise, then set the volume and timer.
Open the noise generatorSleep calculator
Work backwards from a wake time, forwards from bedtime, or compare short nap windows.
Open the sleep calculatorBinaural beats generator
Adjust the carrier tone and beat frequency, add background noise, and set a timer. Stereo headphones required.
Open the binaural beats generatorMore ways to listen
Mix or choose a sound
Use the full mixer when one sound is not enough, or browse the catalog for a direct player.