.OST File Extension

What is a .OST file?

.OST is a Misc Files file of a Binary format made by Microsoft. You can launch .OST files on Mac, and Windows.

How to make a .OST file?

To create .OST files, you have to use Remo Convert OST to PST or any other program listed below. You can download programs for Mac, and Windows from official stores. You can also get .OST file editor from its official web page. To learn more about .OST file opener and its alternatives, visit the program official web site.

How to open .OST files?

To launch .OST file on your platform, use .OST file opener by Microsoft or another soft indicated below. Once you download and install the .OST file viewer, you will be able to open all .OST files.