MP4 Stream Editor is an MP3 cutter/splitter/joiner/editor, and multi channel audio file editor and music manager, an all in one tool for MP3s and audio files. Main advantage over other audio editors is that you edit (MPEG - MP3, MP2; Ogg Vorbis, Opus, DSD DSF and DFF) files without decoding (without loosing quality), graphicaly on a 3D sample display easely with a mouse. Multi channel AC3, AAC, MP4, Flac, Ogg Vorbis, Opus, etc. audio files are also supported for editing. Cut, copy, paste, paste mix, insert silence, change selection volume, apply DSP and VST DSP plugin effects.