PDF Tools at Mac App Store analyse

A simple and efficient tool to manipulate your pdf files. You can merge pdf files and split pdf file using simple regex expression. **Simple UI** What you see is what you get. PDF file preview in every function. **Simple Regex Expression** Such as 123 to using Simple Regex. Just one number, such as 9, is mean to you want the 9th page. - , It is from some number to anther number. If you live the number before it empty, It means from 0 to your number. If you live the number after it empty, It means from your number to the end page.