NSF to PST conversion tools help Windows users migrate emails, contacts, and other data from IBM Notes (NSF files) to Microsoft Outlook (PST files). These tools simplify the process, ensuring data integrity and compatibility with Outlook. Shoviv NSF to PST Converter tool is widely considered the best NSF converter tool. This tool is user-friendly and efficient. Lots of experts reviewed this tool and recommended it to every user who wants to move the HCL notes mailbox into Outlook.