WebM to MP4 / MP3
4
With this program, you can convert multiple WEBM files to MP4, MP3 and MOV, MKV, AVI, WMV, MXF, M4V, ASF, VOB, M4B, OGV, FLV, AAC, OGG, FLAC, M4A, CAF, WAV, AIFF, WMA, AC3, MP2, optimize output file size and video quality.