Companion app for Samsung smart watches - Gear S2, S3, Sport, Galaxy, Active.
The purpose of the application is to take pictures of discount cards and scan bar codes for sending to the viewer discount cards on Samsung smart watches.
The companion app is a fully functional card holder on the phone. With the ability to synchronize cards with a watch (including several different ones), support for backup and export of cards, the ability to share cards with other people through instant messengers.
Because one account can have several watches, synchronization is a union of all cards on the phone and on the currently active watch. In the application, you can add and remove cards, add to favorites, write a note. You can sort the cards by date, favorites, and set your own order. All these actions are automatically synchronized with the active clock.
For more details, see the video from the description.