Sec Notes is described as 'An android app for writing and storing AES-128 encrypted notes. Supports notes, checklists and even spreadsheets. It is the only app in play store offering multiple security options like password protection, pattern lock and pin lock' and is an app in the Office & Productivity category. There are more than 100 alternatives to Sec Notes for a variety of platforms, including Windows, Mac, Android, Online / Web-based and Linux. The best alternative is Joplin, which is both free and Open Source. Other great apps like Sec Notes are Standard Notes (Freemium, Open Source), Google Keep (Free), Microsoft OneNote (Freemium) and Evernote (Freemium).
"Ultra Recall is personal information, knowledge, and document organizer software for Microsoft Windows. * Capture documents, web pages, notes, and emails from almost any application, with automatic capture of content, text, and images.
Memrify is a free multiplatform secure place for your all of your personal and collective memories. It is built on a strong filtering system, so your memories are retrieved in no time. Give it a try, you can log in easily with facebook or create a new account in 15 seconds.
Rebel aims to provide you a distraction-free note taking experience. Focus more on writing and less on formatting and saving. As you write your note, Rebel will format it based on your markdown syntax.