Behaves itself and handles predictable issues

Installed quickly, offered to launch when ready, and politely asked if I would like it to be associated compressed archive formats. When I decompressed to a folder the app did not have permission to write to, rather than bailing with an exception, it asked to be allowed to modify the access permissions, then did its task. This is how a utility app should act.

presumed air about UnRAR Free, v1.3