The award winning lip synch software LipSync MX was updated to version v4. This newest releases bring a lot of new improvements such us fully supporting of Windows 7, new user interface, manually adjusting the automatic timing and also some fixes for this animation software. It’s only an audio file which you need to make your character speaking.
LipSync MX computes lip synchronization by using the audio file and adjust in minutes the animation and bring to life your character. You can create Web‑ready talking characters or publish your animations in a SWF file for use with Adobe Flash.
The new version is ready to download or upgrade. If you are a new user you can get the new version with a floating license for a special price.
Source and full article: Di-O-Matic