Encrypted Notepad - Encrypted Notepad is a very simple to use application providing state of the art...
PDFCrowd - Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.
Notebook PEA - Protects your private notes with a password.
DocRaptor - As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
Paranoia Text Encryption - Paranoia Text Encryption encrypts text according to a choice of strong algorithms.
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request