SWF is a popular video format using on web, it is small and with fast loading speed. But the disadvantage is that SWF format is not compatible with many media players, like QuickTime, Windows media player, VLC, etc. If you want to play SWF files with QuickTime, I'm afraid you should change the video format first. SWF to QuickTime Converter for Mac is an excellent software for converting SWF files to MOV, MP4, or DV format, which are compatible formats used by QuickTime.
How to convert SWF to QuickTime for Mac OS X?
Step 1: Download SWF Converter for Mac, and install it to your Mac according to the setup guide.
Step 2: Add one or multiple SWF files to the software by clicking "Add file" icon, and you can play the SWF for preview.
Step 3: Choose MOV as the output video format from the Profile drop-down menu, and define the output folder to save new created video.
Step 4: Now press convert button to starting converting SWF to QuickTime MOV one your Mac OS X.