Better Notes - Simple notes app that ties notes together with #hashtags
Adobe Acrobat DC - Make your job easier with Adobe Acrobat DC, the trusted PDF creator. Use Acrobat to convert, edit and sign PDF files at your desk or on the go.
Whimsical - The visual workspace for teams.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
Great F*cking Startup Advice - Strongly worded suggestions for startup founders
Wondershare PDFelement - All-in-one PDF editor