For jotting down quick markdown notes with your keyboard that auto sync to every device, Simplenote is hard to beat. For pen-and-paper notes, Apple Pencil, iPa

For jotting down quick markdown notes with your keyboard that auto sync to every device, Simplenote is hard to beat. For pen-and-paper notes, Apple Pencil, iPad Pro, and GoodNotes with iCloud sync & Dropbox backup is a great choice.