Good overall experience pdfFiller does have a robust feature set for all document needs and the user interface was pleasant to use and mostly intuitive. I believe that a market for single users is far less likely since a normal user would not require most of the features that pdfFiller has to offer and they would probably not use the paid version. I would give 5-stars but you have to sign up in order to download your PDFS/Docs, i would recommend that you allow at least 2 Docs to be edited and downloaded before requiring sign-up.

Free trial Edit: I appreciate the clarification and the time they took to reply to my initial review about the free trial. I will give it a go now and happy to leave it at 5 stars. Cheers!