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 don´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.