Ciphernote is described as 'full-featured, cross-platform note-taking application that protects your data through zero-knowledge, client-side encryption in addition to automatic cloud-based cross-device synchronization' and is an app in the Office & Productivity category. There are more than 100 alternatives to Ciphernote for a variety of platforms, including Windows, Mac, Android, Online / Web-based and iPhone. The best alternative is Joplin, which is both free and Open Source. Other great apps like Ciphernote are Standard Notes (Freemium, Open Source), Google Keep (Free), Microsoft OneNote (Freemium) and Evernote (Freemium).
Quip is a modern word processor that enables you to create beautiful documents on any device, including the iPad, iPhone, and the desktop. It combines documents and messages into a single chat-like “thread” of updates — making collaboration easy.
myBase is a unique free-form database software that allows entry of unstructured text, webpages, images, documents, emails and even arbitrary files without regard to length or format. All information is automatically compressed and stored in the tree structured outline form.
RightNote will help you get a grip on information overload. It is designed to be easy to use for the new-comer, but also provide advanced features once your notes start to accumulate. RightNote can store text notes, source code, spreadsheets and webpages.