Google Duo is the highest quality video calling app*. It’s simple, reliable, and works on smartphones and iPad, and on the web. Features: Group Calling Bring together all the people who matter most, even when you're apart, with group calling. Duo now supports up to 8 people in a group video call. Works Cross-Platform Duo works on iPhone, iPad, Mac, and other mobile platforms so you can call and hang out with friends and family using just one app. Low Light Mode Duo lets you make video calls even in poor lighting conditions. Video Messaging Short on time or your friends can’t pick up? Leave a personalized video message with fun effects. Voice Calling Make voice-only calls to your friends when you can’t chat over video. *Based on Signals Research Group technical study comparing video degradation time over 3G, LTE, and WiFi. **Data charges may apply. Check your carrier for details.