Available on Samsung Galaxy Store

https://apps.samsung.com/appquery/appDetail.as?appId=com.md.notebook

MD NOTEBOOK is a small and fast notetaking app for making notes or just any plain text content. Features:
* simple interface that most of the users find easy to use
* no limits on note's length or number of notes (of course there's a limit to phone's storage)
* creating and editing text notes
* sharing notes with other apps (e.g. sending a note in Gmail)
* backup function coming soon for savi