January 14, 2015 3:22 PM EST

A leaked iPhone app is revealing new details about Apple’s upcoming Apple Watch, which is due out early this year, according to a new report this week. The Apple Watch will be able to send text messages using your voice, remind you to stand up once in a while and track your heart rate. A companion app for your iPhone will help you customize your Apple Watch and arrange its home screen.

Contact us at letters@time.com.

Read More From TIME

Related Stories