Walkie-talkie with your smart phone to communicate your group members.

GroupCom makes smart phones a group communication tool like Walkie-Talkie or Push to Talk.

Use cases:
- For large store's staff, such as restaurants, home centers, etc.
- For staff in golf courses, ski resorts, parking lots, etc.
- Sports event, such as marathons
- Conference call

Depending on your ideas , GroupCom can be used in various scenes.