How to Compress SWF Files on Mac

April 10, 2012 / Posted by Dupont on Utilities

I am trying to upload a SWF to website, but the file size is limited. How can I reduce the SWF file size so that I can upload my SWF files?

SWF files are widely used online as advertisements, banner, movies and flash games. For website administrators, due to website traffic reasons, they may set restrictions on the SWF file size for users. Then your will need to reduce SWF file size and keep a reasonable output video effect. If you’re looking for a solution that will help you compress SWF files on Mac, then you’re at the right place. Leawo SWF Compressor for Mac helps you to compress your SWF files with high quality. You don’t even have to know Flash technology well to compress SWF files. SWF files can be reduced up to 70% depending on the file properties.

Free download Leawo SWF Compressor for Mac and install it on your computer, then walk through the following steps to compress SWF files.

Full Guide

Import SWF files.

Run the program, click “Add” button or drag and drop the SWF files into the Flash SWF optimizer.

Select compression setting for SWF files.

For your convenience Leawo SWF Compressor for Mac provides selection of predefined optimization settings: Best, Good, Basic, Medium, Sprite and Custom. Just select one of them and you are ready to start optimizing.

Advanced SWF compression settings.

If you want, you can customize every SWF parameter setting, just press the “Show More Options” button and you will be able to choose more profound settings up to your needs. Detailed SWF parameters are separated into 5 groups: image, shape, video, audio and font. You may get to know the meaning of each parameter in the user guide of SWF Compressor for Mac.

Compress SWF files.

After all settings are applied, press “Compress” button to start SWF compression process.

Video GuideSoftware


SWF Compressor for Mac
Compress SWF files to reduce SWF file size easily with best quality so you can upload SWF files to website with no limitations.

Platfrom: Intel-based Mac OS X 10.6 Snow Leopard, 10.7 Lion or later


Social Network


Join Our Newsletter: