Download of ampLion Pro 1.1 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This Mac app is a product of Audiffex. The software relates to Audio & Video Tools.
From the developer:
ampLion Pro is an ultra-precise simulation of guitar amps, speakers, microphones and effects. All-in-one solution for every guitar player, all of the gear is just a click away. And thanks to the Live mode and the implemented MIDI control, you can boldly enter the stage with no more stuff than your computer, audio interface and MIDI foot controller!
You may want to check out more software for Mac, such as RiffMaster Pro, Sequel Pro or WASEL Pro, which might be related to ampLion Pro.