How to open a file with .OR4 extension?

File Type : Organizer (IBM)
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .OR4 file

Searching for the right program to open .OR4 files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.


What is .OR4 file extension?

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.
You can see a list of software programs here on easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open OR4files:

  • IBM Lotus Organizer 97 GS or later