Guide to Optimize SWF Files, Minimize SWF File Size

Flash is a powerful tool that can be used to deliver visually appealing information that’s small in size and also uses fewer resources in terms of CPU and memory as compared to video or image animations. While being so powerful working in Flash, we also come across one problem when we need to optimize SWF file to minimize SWF file size. Unlike video or image animations, there are hundreds of video editors or image editors out there. Flash optimizers are rare especially for Mac users.

Leawo SWF Compressor for Mac is your best choice to help 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.

What is SWF Compressor?

SWF Compressor is an application to compress SWF file size by up to 70% by using algorithms to handle image, shape, sound, video, font and more. You can simply choose one predefined compression setting or select each parameter you want to optimized to meet your needs.


Leawo SWF Compressor is compatible with Mac OS X 10.5, 10.6 and 10.7 and supports all versions of Adobe Flash, including Flash CS5.5.


The following are the main features that Leawo SWF Compressor for Mac can offer:

  • Vector, curves optimization
  • Sound optimization
  • Embedded video compression
  • Image and font compression
  • Configurable optimization settings
  • Batch compression mode

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
Optimize SWF files and minimize SWF file size easily with best quality with no limitations.

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


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