We have found 2 software records in our database eligible for .pproj to .mov file format conversion.
Adobe Premiere Pro gives users the option to export their project (.pproj) files to several video formats, including QuickTime Movie format (.mov).
So this is actually not a file conversion per se, but pproj to mov conversion is how you export the project to multimedia format. Projects are typically tied to original software, so it's not likely you have alternative.
Updated: September 13, 2023
PPROJ
Files with pproj file extension are related to the Adobe Premiere Pro projects.
MOV
Files with mov extension can be found as digital movies and multimedia files format for QuickTime from Apple. MOV file format is a multimedia container format that can store one or more tracks of data such as video, audio, text, and effects.