The demo version allows you to evaluate all the features of the software, but its conversion is limited to the first minute of an audio file. The demo version does not support batch conversions.
(Demo version is authorized with a product key, which is a text string - no challenge/response nor dongle required)
You may register to obtain either a Full or Light license of r8brain PRO. The Light version offers you a linear-phase conversion mode and up to 48 kHz output sample rates only while supporting all input sample rates. The Full version offers you all features of the software.
CompatibilityThis software application is compatible with Windows (XP and later versions, 32- and 64-bit) computers (1 GHz or faster processor with at least 1 GB of system RAM recommended).
Compatible Windows and macOS software: Cubase, Logic Pro, ProTools, Ableton Live, Reaper, Presonus Studio One, FL Studio, Cakewalk, Nuendo, WaveLab, GarageBand, Vegas, SoundForge, Audition, Samplitude, Digital Performer, Mixcraft, Bitwig Studio, Edius, others.
If you cannot get plugin to work on macOS High Sierra, you have to logout from the system and login again, it's a known issue in High Sierra not caused by plugin's own bug.