When comparing Nitro Pro vs NAPS2, the Slant community recommends Nitro Pro for most people. In the question“What are the best PDF editors?” Nitro Pro is ranked 8th while NAPS2 is ranked 24th. The most important reason people chose Nitro Pro is:
Nitro offers a cloud-service, called Nitro Cloud. Nitro can upload a PDF to the Nitro Cloud and notify other people via email that they can either view or edit a PDF or have to sign a PDF. If they need to sign a document they will be able to do it from the interface that's provided by the Nitro Cloud.
Specs
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Pros
Pro Nitro Cloud simplifies sharing, collaboration and getting documents signed
Nitro offers a cloud-service, called Nitro Cloud. Nitro can upload a PDF to the Nitro Cloud and notify other people via email that they can either view or edit a PDF or have to sign a PDF. If they need to sign a document they will be able to do it from the interface that's provided by the Nitro Cloud.
Pro Clean, ribbon-like user interface
Nitro Pro has an interface that will be immediately familiar to anyone who's used Microsoft Office products.
Pro Can directly convert Outlook e-mails to PDFs via a plugin
Single messages, conversations and folders can be converted.
Pro Good support for e-signatures
Nitro allows signing a document in three ways - using a webcam, writing it by hand or adding a signature from a file. It also allows you to send out files for signing via their cloud service, Nitro Cloud.
Pro Reasonable OCR capabilities
Pro Super-simple MS Office file conversion
To convert an MS Office file to a PDF, simply drag and drop the file on the Nitro Pro shortcut.
Pro Allows combining PDFs
Pro Allows batch printing multiple files
Pro Offers a trial version
Pro Easy to change brightness and contrast of pages
Only makes sense with scanned documents, as this is originally a scanning application.
Pro Easy to add, remove and reorder pages
Cons
Con Pricey, bloated addvertising for nothing, frequent crashing
Nitro Pro is available for $140.
Con Difficult to register
Very buggy, no support.
Con Incomplete MS Office document to PDF conversion
Some attributes, like form fields don't get converted.