You can do journaling in Notes or any notetaking app for that matter. The difference with Day One doesn't really appear in a feature list... it's the user exper

You can do journaling in Notes or any notetaking app for that matter. The difference with Day One doesn't really appear in a feature list... it's the user experience. It's built around making journaling a smooth experience and presenting the result as a journal, rather than a collection of notes. It's not necessary. But, it's nice.