.DIA File Extension Information

What program uses .DIA file extension?

Program : Psion Organiser Diary File (CM/XP Format)
Program Website: Psion Organiser Diary File (CM/XP Format)
Company : Psion PLC
Company Website: Psion PLC

Extensions starting with

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | #-0-9