If in your daily work you usually deal with Flash files, then a tool like Swift Optimizer 2.0 can end up being very useful because it allows you to optimize Flash SWF files by compressing them up to 70% of their original size, thus being much more transportable or sent by Internet.
For each file to be optimized, it identifies the maximum degree of optimization that can be applied (in some cases only 5% but in others up to 70%), at all times having a preview to verify that the compressed / optimized SWF file does not It has lost an iota of the original quality.
You can free download Swift Optimizer 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.