Master PDF Editor is straightforward, easy to use application for working with PDF documents equipped with powerful multi-purpose functionality. With Master PDF Editor you can easily view, create and modify PDF documents. The application enables you to merge several files into one, split a source document into multiple documents, and also to comment, sign and encrypt PDF files.

Nifty File Lists allows you to save file lists in MS Excel, Numbers & Pages-friendly CSV (Comma-Separated Values), TSV (Tab-Separated Values) and even HTML formats. 

Cleanup My System : Speed up your Mac & improve its performance

Restore system speed, improve productivity, free up storage space & get the best performance from your Mac. 
Struggling with a slow and sluggish Mac performance? Cleanup My System is the best way to make the Mac run faster. Using this professional tuneup tool you can easily find and remove junk files, unwanted mail attachments, large & old files, and more in one click.