Adobe Acrobat ... to learn that Pro is the most expensive Acrobat version - $19.99 / £19.97 a year paid monthly (monthly and annual upfront subscriptions are also available). Unlike Acrobat Standard ...

Alternatives to Acrobat and Acrobat Reader for simple operations such as merging PDFs. These directions are for the Mac version of Adobe Acrobat Pro (version 9 ... of any errors so I can correct them.