Developer's DescriptionBy RZfunConvert your videos into MP4 format.RZ MP4 Converter, the best video audio converters for MP4 (MPEG-4 video files) or M4A (MPEG-4 audio files). Convert any video audio files (Avi, MP4, Flv, 3GP, MPG (Mpeg-1/2), TS, M2TS, WMV, MKV, RM, RMVB, OGG (Theora, Vorbis), Wma, MP3, M4A, AAC, AC3) to MP4 (MPEG-4 video files) or M4A (MPEG-4 audio files). Built-in more video and audio edit tools, Video joiners and splitters, Video and audio organizers, Video and audio Preview, etc. It's the most powerful and cost-effective media file converter for MP4 (MPEG-4 video files) and M4A (MPEG-4 Audio files).