Users must have software like WinRAR or 7-Zip installed to extract the files, which might be a minor hurdle for beginners.
Even in the portable version, it can sync with Google Calendar, Contacts, and other cloud services. Cons Download EssentialPIM rar
The RAR/ZIP download contains all necessary files. You can run it directly from a USB stick, making it perfect for working across different computers [EssentialPIM.com]. Users must have software like WinRAR or 7-Zip