In our opinion, there are so many PDF editors on the market that are sometimes complicated to be complicated. This fact makes it the perfect tool for those wanting to edit their PDF fast and efficiently without having to read through multiple pages of a help manual to add notes or comments, etc. It is displayed through a simplistic UI geared for getting the job done without loads of complex features. PicoPDF is a tiny PDF editing software with a nice assortment of essential features.ĭesigned to be a simple tool for most PDF needs.