White Noise Sleep System (WNSS) is a completely customizable Windows application that plays sound samples (mp3, wav, mid, avi, wma, ...) in a continuous loop, effectively masking unwanted noises and creating a sense of calm, making it easier to concentrate, relax and/or sleep. This application is completely free and will always remain free, which means you can use it free of charge for any purposes. If you donТ‘t like the sound samples included with this application, you can use your own samples, play your favorite music or play another white noise samples bought / free downloaded (royalty free) from Internet. - You can play up to 5 sound samples simultaneously. For instance you can play "rain" and "fan" simultaneously to effectively mask unwanted noises. You can schedule events to effectively mask unwanted noises, namely :You can setup a start time for every sound sample; You can setup\change volume (sound player or computer master) over time; You can stop all playing samples; You can close the application when you no longer needs it running; You can shutdown you computer automatically when you no longer needs the application running.