For one week, I swapped out the Calm app and used ChatGPT Voice for meditation, stress relief and sleep. Here’s what worked, what didn’t and what I would recommend.

Goggins’ new release joins the Calm app’s library of more than 500 Sleep Stories, including readings from stars like Shawn Mendes, Harry Styles, Cynthia Erivo and more.

Calm is rolling out a suite of new features to make it easier for people to fit mindfulness into their lives. Most notably, the app is launching “ Taptivities,” which are interactive text ...