(This app only works with Samsung PC, Galaxy Books.)

"Samsung Notes allows you to use the enhanced S Pen to write or draw, and save files to the Cloud.
You can use the S Pen to create notes that contain notes, memos, images, voices or music on Samsung Notes.

Try creating a new note.
You can create a new note by tapping + at the bottom right of the main screen.
Newly created notes will have the “sdocx” extension.

Create notes with your handwriting.
By tapping the Handwriting icon while writing a note, text that you write by hand will directly be displayed.

Try drawing a picture.
By tapping the Drawing icon while writing a note, you can draw with various brushes and colors.

Add a voice recording.
By tapping the Voice Recording icon while writing a note, you can record sound and create a sound-added note.

Try using various writing tools.
By tapping the Pen icon while writing a note, you can select a variety of writing tools such as pens, fountain pens, pencils, highlighters, etc., as well as various colors and thicknesses.
By tapping the Eraser icon, you can select and erase only the content that you want to remove."