If you don't have a BlackBerry device:
You can use this app on your Android device absolutely free for 30 days. After that to continue using the app subscribe to BlackBerry Hub+ from the app or from BlackBerry Hub+ Services. Notes requires BlackBerry Hub+ Services App.
If you have a BlackBerry device:
BlackBerry smartphones powered by Android get the app for free.
BlackBerry Notes is a place to keep track of to-do lists or your bucket list notes for a presentation or action items from a meeting. You can also add gift ideas for your family or groceries you need to pick up after work.
• Quickly find the note you need with the search bar
• Synchronized by Microsoft Exchange ActiveSync 14.1 or later
• Automatic setup for popular email services including: Microsoft Outlook and Microsoft Exchange
• Fully supports Android for Work deployment and when enabled by your administrator supports unifying your personal and work views while maintaining strict data storage separation.
• Part of BlackBerry Hub+