Lifehacker
shared a link post in group #Lifehacker
lifehacker.com
How to Use the Secret Notes App Built Into Your iPhone's Calculator
iOS, iPadOS, and macOS now feature a powerful math tool called Math Notes. Here's how to use it.
Comment here to discuss with all recipients or tap a user's profile image to discuss privately.
Embed post to a webpage :
<div data-postid="kbkmxqb" [...] </div>