免費線上 MP4 轉 OGA 轉換器

MP4 is an extension defined by MPEG-4 video standard and AAC audio standard. It is a container that supports all kinds of media such as video, audio, subtitles, 2D and 3D graphics. It is possible to open MP4 file with almost any player on Windows but on Mac you should use a plug-in or just convert the file to another format.

OGA is an audio extension for OGG file and it was developed by Xiph.Org Foundation. OGG is an open container format designed for streaming and may contain independent video, text and audio files. To open OGA, you need either to install an appropriate software like Vorbis, or to convert the file to a more common format.