You can use a offline NSF to VCF converter software like the
WholeClear NSF to VCF Converter. This easy to use tool easily extracts contacts from Lotus Notes NSF files and save them in standard vCard format. You can effectively convert all contacts at the same time, and it supports vCard versions 2.1, 3.0 and 4.0 - which makes it compatible with Android, iPhone, Outlook and other apps. It keeps all contact information such as names, numbers, e -mail addresses, corporate information and even profiles images intact. The best part is that it does not require lotus notes to be installed. It works offline and runs smoothly on Windows systems. If you need to move contacts easily without loss of data, this tool is worth trying. A demo version is also available