XYZ Free MKV to Flash, as its name, is free and can be used to convert MKV to Flash. It is a good program for you if you want to convert MKV to Flash accidently. It can convert at superfast speed and the converting result is relatively good. The interface is really simple, so it's easy-to-use. You can master it even without any help. It is a professional MKV to Flash converter. Just try it.