How to convert unknown video formats to popular video formats? The answer is that you need a video converter program. AnyMP4 動画変換 is a good one. It has both 1 Year License and one-time fee lifetime license. You can convert any video format to the popular video formats that are compatible with mobile devices. It supports converting 4K / 1080p HD video / DVD to the MP4, MOV, M4V, MPEG, FLV, AVI, WMV, and other commonly used formats.
Main Features Convert a video format to 500+ video formats Extract audio from the video. Built-in video editor (cut/remove/merge video, add watermark/effects) Fast conversion speed in batch conversion