Note it plus, You can add as many notes as you want and add categories to manage it all you gave is click on Note button to add a note box then type in it
Add categories by click on + symbol on categories section then name your category and save it
in case you want to rename or delete your category all you have to do is hold on your category and select rename or delete from the drop menu
To add a note to a category hold your note and select categories and select what category you want to add it to and you can also get it out of the category by holding your note and select Remove from category
To delete any note hold it and select delete