How to Convert OST to PST Without Outlook?

If you want to convert OST to PST without using Outlook, you can try a reliable tool like Advik OST to PST Converter. It allows you to convert OST files into PST and many other formats such as MBOX, MSG, EML, HTML, and more. The software is very easy to use and does not require any technical skills. You can also save the converted files at any location you choose. It works smoothly on all versions of Windows. A free demo version is also available for testing.