Abominaclavia is a bizarre drum machine-like sequencer that lets you assign audio files to 128 separate beats each with its own controls for pitch, volume, and stereo panning.
This software offers a solution for users who want to blend two WAVs so that they play as one. The results will be saved as new WAV file. This software comes in handy to mix in some background sound to an audio file.
Using FlexiMusic Composer even layman can compose own songs and tunes at home easily by mixing various music pieces and samples of your choice. Various sounds can be created with just one sample. Composed song can be export as a WAV file.