OneNote - Get the OneNote app for free on your tablet, phone, and computer, so you can capture your ideas and to-do lists in one place wherever you are. Or try OneNote with Office for free.
Clipper Plus - Clipper Plus app offers features that let you take a look at all your notes and agendas to prepare yourself for upcoming tasks and activities.
Evernote - Bring your life's work together in one digital workspace. Evernote is the place to collect inspirational ideas, write meaningful words, and move your important projects forward.
Copy History Support - Copy History Support is an app by JetToast Apps that allow users to access copied data on the clipboard to share it with other users, and they can view the complete history of data on the clipboard.
Joplin - 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, tagged and modified either from the applications directly or from your own text editor.
CloudNotes - Gathered some notes about cloud certifications to help you.