Simple Notes is described as 'A simple textfield for adding quick notes' and is an app in the Office & Productivity category. There are more than 50 alternatives to Simple Notes for a variety of platforms, including Windows, Android, iPhone, Mac and Online / Web-based. The best alternative is Joplin, which is both free and Open Source. Other great apps like Simple Notes are Google Keep (Free), Microsoft OneNote (Freemium), Evernote (Freemium) and Simplenote (Free, Open Source).
Stickies is a PC utility written to replace Post-It-style notes left stuck to your monitor. The design goal behind Stickies is that the program is small and simple. Stickies will not mess with your system files, or write to the Registry.
Take beautiful markdown notes whenever you feel inspired. Place them in notebooks and tag them accordingly. Stay organized by making task lists, set reminders and keep everything in one place by attaching related files.
Web Clipper that works! The easiest way to clip text, pics, links, email and pdf from internet pages and save them. Save and share any things you find on the Web: text, images, links, articles, pdf and upload them all to Nimbus account.
Notebook PEAs - encryption of notes. Protects your private notes with a password. The text is never stored unencrypted on your disk (until you explicitly decide to do that). The used cryptographic primitives are currently considered as safe as possible.