ThunderSoft GemPlayer Pro
Developed by ThunderSoftThunderSoft GemPlayer Pro is a video player which supports password protected video file(GEM file) and many other common media files. It is powerful that can play all the most popular video/audio format. And it is the only player which can play GEM file, an encrypted video format. After input the right password, a GEM file can be opened quickly and playback like a normal video file.