PryNotes is described as 'Create notes and access them anywhere. Stay organized and keep your data safe with encrypted notes. We are a privacy concerned website that is trying to provide a safe alternative' and is a Note-taking App in the Office & Productivity category. There are more than 25 alternatives to PryNotes, not only websites but also apps for a variety of platforms, including Windows, Android, Mac, iPhone and Linux. The best alternative is Joplin. It's not free, so if you're looking for a free alternative, you could try Standard Notes or Evernote. Other great sites and apps similar to PryNotes are CherryTree (Free, Open Source), Notezilla (Paid), Milanote (Freemium) and Indigrid (Free).
Joplin is a free, open source note taking and to-do application, which can handle a large number of notes organised into notebooks. The notes are searchable, can be copied, tagged and modified either from the applications directly or from your own text editor.
Notezilla is the leading sticky notes app for Windows, Android, iPhone/iPad and the web. Set reminders to sticky notes, Pin sticky notes, attach them to websites, docs & folders, sync between PCs and other devices, organize using folders and tags.
The notes app for creative work. For the research, thinking and planning behind your next great piece of work. # Collect your thoughts Milanote is a place to put it all together. See your ideas, notes and research side by side.