Open .OR4 file Extension

File Type : Organizer (IBM)

Compatible with: (Mac OSX 7, 8, 9, 10, 11, 12)

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ExtensionSmallImg What is .OR4 file?

Organizer file created with Lotus Organizer, a personal information manager (PIM) software program; includes a contact list, calendar, to-do list, call record, and other information. Lotus Organizer 97 GS was included as part of IBM Lotus SmartSuite 97 GS.

Recommended Software Programs to open .OR4 file

Microsoft Windows:
  • IBM Lotus Organizer 97 GS or later