I.R.I.S. IRIScompressor Pro Mac - Manual (Page 8)

Installation and Setup
8
A
CTIVATION
Once you have installed IRISCompressor you need to activate it.
Unactivated copies of IRISCompressor are only available for use
for ten days.
To activate IRISCompressor:

Right-click a file you want to compress, and click
IRISCompressor > Compress here in the menu that appears.

You are prompted to activate IRISCompressor. Choose Yes to
do so.

Fill in your activation key in the Activation key field.
If you downloaded an ESD version of IRISCompressor
(Electronic Software Delivery), the activation key was sent to
you by e-mail.
If you purchased a regular version you find the activation key
inside the product box.