I appreciate good design, but admit that I don't share the vehement opposition to Marker Felt that burns in the bellies of so many. It's cutsey, yes, and reminds me of a late-summer garage sale, but I can live with it. That said, Helvetinote looks beautiful.
By default, it features black text (I'll let you suss out which font it uses) on a field of muted gray. There are two view options in both landscape and portrait orientations: with the toolbar or without. The toolbar includes a search field, an option to add a new note and a button to hide the toolbar. As you create more notes, they're also listed here chronologically.