Synchronos Light - Version 1.0.3.0 Synchronos Light is an affordable software to access digital dubbing or post-synchronization. This is a very simple software that allows you to save time on your audio works. It can be used for dubbing and voice-over (cartoons, advertising, voice announcement, jingle, E-Learning, parody). Principle : The text scrolls under the red bar perfectly synchronously with the video. Goal : Help the actor to read its text in perfect sync with the image.