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Cool Free Audio to OGG Converter is an all-in-one and professional OGG audio conversion software. With Cool Audio to OGG Converter, you can convert almost all media including AVI, WMV, MPEG, MP4, ASF, VOB, 3GP, iPhone, MOV and FLV and MP3, AAC, AC3.

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GoodOk Video to Audio Converter an help you extract audio from all popular video files such as AVI, WMV, MPEG, MP4, ASF, VOB, 3GP, iPhone, MOV, FLV, and save them as MP3, AAC, AC3, AMR, M4A, OGG and WAV audio format in batch mode.