Files with SPT extension might also be found as archives from Russian TM FilePacker program.
There are 3 other file types using
the SPT file extension!
.spt - Spitbol language source code file
.spt - SpeedTree 3D tree graphics
.spt - Cypress Semiconductor USB console script file
SPT file extension - TM FilePacker archive
What is spt file? How to open spt files?
File type specification:
The SPT file extension is also related to TM FilePacker a compression program for Microsoft Windows operating system developed by Russian developers called TMAgency. The .spt file stores achive created by the TM FilePacker.