The Wear OS by Google app previously Android Wear syncs your smartwatch and phone so you can get more out of your watch. Get help from your Google Assistant see important messages track fitness and more all from your wrist:
• GET HELP FROM YOUR GOOGLE ASSISTANT: Check the weather start a run set reminders and more just by asking
• TAKE YOUR HEALTH AND FITNESS FURTHER: Track your fitness and health against personalized goals then see your health history in the Wear OS by Google app
• ROCK OUT WHILE YOU WORK OUT: Control your favorite music right from your wrist and stay motivated through the last mile
• STAY CONNECTED AT A GLANCE: Check important notifications texts emails and calls at a glance
• GET MORE DONE: See your next meeting add items to your grocery list set reminders pay on the go and more
• EXPRESS YOURSELF: Wear OS by Google lets you be you with hundreds of styles—from fashion to fitness to fun and thousands of watch faces you can customize

Learn more http://wearos.google.com/

Supported features may vary across watches phones and countries. The Google Assistant is not available in certain countries and languages.