4Easysoft Mac SWF to FLV Converter - Version 3.2.18 4Easysoft Mac SWF to FLV Converter is the best SWF to FLV Converter for Mac which convert SWF to FLV formats on Mac. Meanwhile, it also supports other input formats like WMV, ASF, 3GP, 3G2. In order to meet users¡¯ needs, this SWF to FLV Converter for Mac gives you the access to do professional editing work like Effect, Trim, Crop, Merge, Preview, Snapshot etc.