No specific info about version 1.5. Please visit the main page of DiskStudio on Mac Informer.
Disk Inventory X is a disk usage utility designed for Mac.
Cleans your drives and reclaims disk space within moments.
Check the health status of your disk and boost up the performance of your Mac.
Analyze disk space usage and find large-sized files.
Disk Arbitrator is a user interface to the Disk Arbitration framework.