The Aeke K1 is one of those machines that immediately makes you think, “Oh…this is the future.”

It looks like a giant mirror, or smart phone, but behind that shiny surface is a high-tech setup. It has a camera that watches your form, AI that quickly builds workouts, and has five resistance modes.

Basically, it feels like you’re lifting with a personal trainer who gives you real-time feedback, but in your home. Better yet? All the programs are free. No subscription. No upsells. Just plug it in an...