ThunderSoft GIF Converter is a six in one gif toolbox. It allows convert gif to swf, video, png file formats, and also can reverse, join animated gif, make gif from image files. This software provide easy to use user interface, rich output settings and fast conversion with high quality. All functions support batch convert with one click, help you dealing with huge numbers and any type of gif file conversion. 
Feature List

GIF to SWF
• Rich SWF file setting, include SWF version, size, background color, frame rate, etc.
• Allow add background music.
• Both image quality and speed are same as original.
• Allow change output animation speed.

GIF to Video
• Supports all major video formats: avi,wmv,mp4,mkv,flv,mov,mpeg, etc.
• Allow add background music.
• Rich output setting, include background color, frame rate, bitrate, etc.
• Supports command line conversion.

GIF to PNG
• Provide gif file frame by frame preview.
• Extract gif file to image serial(Png, Bitmap or JPEG files).
• Allow add custom logo