Users can easily and quickly convert many MBOX files to NSF files with WholeClear MBOX to NSF Converter, and they won’t lose any data. It comes with a lot of cool new features that make the switching process faster and safer. You can open Lotus Notes NSF files with this app in any email program that supports MBOX, like Thunderbird, SeaMonkey, OperaMail, AppleMail, PocoMail, and more. When it comes to MBOX files, they can be of any size. All versions of Windows and Outlook can use the tool. A free trial pack is also available to everyone.