watchOS 5 introduces a new feature called Walkie-Talkie that allows Apple Watch users to communicate with each other through their wrist how they would if they were using a portable two-way radio.
Once users accept a one-time-prompt they can send quick voice communication with any Apple Watch user around the world. To send a communication watchOS 5 users will need to hold the Talk button on the new Walkie-Talkie Apple Watch app, and will receive haptic taps on their wrist when a new message is incoming.
Walkie-Talkie is just one of the features arriving with watchOS 5. The new software adds plenty of new features for health and fitness tracking. Asides from adding new workout types for yoga activities and hiking, you can now challenge your friends to activity competitions up to seven days in length. watchOS 5 includes a new workout tracking mode that allows Apple Watch to track an activity when it detects that you might be working out. Inversely it also allows Apple Watch to stop tracking the activity when it detects you are resting. You will also be able to see more detailed information such as rolling mile times and pace reminders.
watchOS 5 introduces Walkie-Talkie, an entirely new way to communicate with voice and just a tap of the wrist. A fun and easy way to quickly get in touch with friends and family, this new watch-to-watch connection is fast, personal and can be activated between any compatible Apple Watch users around the world over Wi-Fi or cellular.