No specific info about version 9.1. Please visit the main page of Aiseesoft 4K Converter for Mac on Mac Informer.
Edit your clips into a movie with soundtrack and themes.
Record sound data and edit audio files on your Mac computer.
Converts clips to a wide variety of video formats.
Aiseesoft AVI Converter for Mac is a video conversion utility.
Aiseesoft VOB Converter for Mac is a video conversion utility.