Safenotes
Securely annotate and store your PDF documents
Screenshots
Hunter's comment
SafeNotes is a cryptographic encoded PDF encryption application built on top of Blockstack and storing all PDF files and annotations encrypted with keys you control only
Download Unlimited PDF and Use Default Blockstack Storage for Free with Unlimited and Simple PDF Uploads Simple and Easy To Use Just download your PDFs and start taking notes and securely store your PDF documents - 100% special encrypted and free source and open and you can also run SafeNotes locally on your device Your computer will reproduce it from Github
Link
This is posted on Steemhunt - A place where you can dig products and earn STEEM.
View on Steemhunt.com