There's a lot more going on in Apple Notes than checklists and text, especially if you know where to look and how to use it.

The Notes app on the iPhone has evolved over the years to take on many tasks. To some, it's a full-fledged writing tool, thanks to the addition of formatting features that let you add headers, bold ...

You can send secret messages on your iPhone using the Apple Notes app! Just create a note, tap Share > Collaborate, give edit access to a friend, and start chatting in real-time—no third-party app ...