Online OST Converter

Choose files or drag & drop them here.
Only you have access to your files.
All files will be deleted after one hour.

Information about OST file format

🔸 File format OST
🔸 Full name Off-line Storage Table
🔸 File extension .ost
🔸 MIME type application/octet-stream
🔸 Developed by Microsoft
🔸 Type of format
🔸 Description OST is a file created by Microsoft Outlook. OST is used to store a copy of mailbox information from an Office 365, Exchange, or account. For example, OST files may contain email messages, contacts, tasks, calendar data, and other account information. OST files are very similar to the PST personal folder files but do not support large file sizes.
🔸 Technical details
🔸 Associated programs Microsoft Outlook
🔸 Wiki
Convert from OST


    👍 What is the best OST converter?
    Perhaps our OST converter is the best. AnyConv is fast, free and does not require software installation.
    🔺 How to convert Document files to OST?
    Choose files and upload them on the page. Select "to OST" and click "Convert". After a few seconds, you can download OST files.
    🔻 How do i change OST to another format?
    Upload your OST-file on the page. Select target format and click "Convert". OST conversion takes a few seconds.
    📱 Can I use OST converter on iPhone or iPad?
    Yes, you can convert OST files from iPhone, iPad and other mobile devices, because AnyConv OST Converter is a multi-platform web service.