How to Reduce SWF File Size on Mac

Although they are much smaller than their FLA counterparts, SWF files can still be somewhat too big and might need to be smaller to meet specific size requirements. To reduce SWF file size, you can take a few extra steps in Adobe Flash before exporting the FLA file. The compression tools built into Flash will help to make a smaller SWF file.

What if the SWF file is still too big or the SWF file you get is not created by yourself, how to reduce the SWF file size then? The following tool we will introduce is a powerful and easy-to-use SWF compressor for Mac. Leawo SWF Reducer 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


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