Nebo is an alternative to Apple’s upcoming iOS 11 Notes app. Like the Apple app, Nebo lets you use the Apple Pencil to draw and write in notes. It also recognizes the words you write and lets you search on those terms. Unlike the native Notes app, however, Nebo also converts your longhand scrawls into actual, editable text, which can be copied and pasted anywhere… More at Cult of Mac.
One to try for sure. I like the Apple Pencil, but still haven’t found a real use for it aside from the occasional sketch.