Chris McGrath/Getty ImagesThe Apple Watch has arrived, and there are already over 2,500 apps jockeying for a place on your wrist.
We've sorted through them so you don't have to, and collected 20 essential apps that do a great job of showing what the Apple Watch can do.
There are apps for staying on top of the latest headlines, getting a ride, managing your finances, trading stocks, and even some that let you unlock your Mac and your hotel room door.