Manage lots of notes and lists easily. Flexible outliner. Good as a notepad and checklist. IMPT Do a BACKUP before updating app. This app is the ad-free version of 'Note Stacks Lite'. The notes from the free version can be restore to the Pro version. 1. Do a backup in the free version from the menu. 2. Do a restore (by selecting from the menu 'more/restore notes from free'.