What does Notizbuch look like on Samsung?

On Samsung it is the design shipped in One UI 8.5, shown above at full size. Older revisions are listed beneath it.

When did Samsung add Notizbuch?

Samsung first drew Notizbuch in Touchwiz 2.0, released 26. April 2013.

Samsung Electronics has shipped 26 versions of Notizbuch. Each is dated, so you can see when the design changed.

Samsung Touchwiz 7.1

Samsung shipped a new design for Notizbuch in Touchwiz 7.1, released 21. September 2016. The previous design is shown beside it.

✳ marks a release that redrew this emoji. The rest re-shipped the design unchanged.

What does Notizbuch look like on Samsung?: On Samsung it is the design shipped in One UI 8.5, shown above at full size. Older revisions are listed beneath it.
When did Samsung add Notizbuch?: Samsung first drew Notizbuch in Touchwiz 2.0, released 26. April 2013.
How many times has Samsung redrawn Notizbuch?: Samsung Electronics has shipped 26 versions of Notizbuch. Each is dated, so you can see when the design changed.