For the website
On the Notezapp website you can find all the users who have opened the note on the note’s share page. You can navigate to the note’s share page by clicking The users on the “Share page” page are separated in categories by user roles.
For the mobile apps
To see the summary of all the contribution to your public note - find the “More options” button in the note and click on the “Contributors” icon from the menu.
On the “Contributors” page you will see all the users that have open the note by its public link. There you will find their profile picture, name and the number of snippets written in the note.