If you have an older Android phone (Android 6 or 7), you might be able to side-load an old version of the Iris APK (version 2.6.0 or earlier). Some users report that these older apps allow a "Local Only" mode that bypasses the cloud activation code requirement.
If you are searching for an activation code online, proceed with caution: iris mini activation code
: The basic version of Iris mini is free to use forever, but it has limited modes. How to Activate Right-click If you have an older Android phone (Android