About
This app creates temporary, location-aware groups for events. Hosts set a geofence and duration, and guests join easily via QR code. It provides a live map with alerts if anyone leaves the zone, and all data is automatically deleted when the event ends.
What's New in Tether
1.30
August 5, 2026
Coloring of guest icons, live radius adjust, persistent perimeter alert, in-app safety pop alert."
FAQ
What is Tether-Group Safety?
Tether-Group Safety is a temporary group safety app designed for events like festivals or nights out. It allows you to create short-lived, location-aware groups without permanent tracking.
How do guests join a Tether-Group Safety event?
Guests can join an event by scanning a single QR code provided by the host. This process requires no accounts, contact list uploads, or social graph connections.
What happens to my location data after an event ends?
Once the event timer expires, Tether-Group Safety automatically stops tracking and deletes all location breadcrumbs from every device. No permanent record or trail is left behind.
Does Tether-Group Safety have ads?
No, Tether-Group Safety is ad-free. The app explicitly states it has no marketing use, no data brokers, and no third-party trackers.
What devices does Tether-Group Safety support?
Tether-Group Safety is available on iPhone and iPad devices.
How often is Tether-Group Safety updated?
The latest version, 1.17, was released on July 20, 2026, indicating recent development and updates.
What is the age rating for Tether-Group Safety?
Tether-Group Safety has an age rating of 17+, suggesting mature content or themes.
Is Tether-Group Safety battery-friendly?
Yes, Tether-Group Safety is designed to be battery-friendly. It utilizes OS-level location triggers rather than constant GPS polling.