RO3 file extension - ReadOut 3 voiced document file
What is ro3 file? How to open ro3 files?
File type specification:
The RO3 file extension is mainly related to ReadOut software and used for one of its default data files in version 3. These files were used to provide documents for courses with voice-recordings.
Note: There are several program with "ReadOut" in their name, so it is not clear which program exactly is using this file type.