Many types of NSF file conversion tools are available on the internet. but I think you should go with eSoftTools NSF to PST Converter software because this tool provides many types of helpful features to convert NSF files fastly and securely. It’s a very professional tool that is used by millions of users. And its also convert your Lotus Notes NSF file into PST and many other formats such as EML, Gmail, Office 365, Yahoo, ICS, CSV, VCF, Zimbra, MBOX, HTML, EMLX, and MSG. It also exports your Lotus Notes calendar and contacts. Try the free demo version of this tool and get 25 mailbox items from each folder.

Read more- https://www.esofttools.com/nsf-to-pst-converter.html