Galaxy Watch is not compatible with iPad and iPod touch
Install the Galaxy Watch application on your mobile device, then pair your Gear S2, Gear S3, Gear Sport, Galaxy Watch, Galaxy Watch Active, Galaxy Watch Active2 or Galaxy Watch3 with a Bluetooth connection and enjoy all of its features. Connect to and disconnect from a mobile device
Use the Galaxy Watch application to set up and manage the following It also manages and monitors Gear S2 / Gear S3 / Gear Sport / Galaxy Watch / Galaxy Watch Active / Galaxy Watch Active2 / Galaxy Watch3 features and applications installed through Galaxy App Store. The Galaxy Watch application connects Gear S2, Gear S3, Gear Sport, Galaxy Watch, Galaxy Watch Active, Galaxy Watch Active2 and Galaxy Watch3 to your mobile device. * Galaxy Watch is not compatible with iPad and iPod touch