Content rating
Everyone
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About this app

BBCall is a non-profit search service designed to help find lost elderly individuals with dementia. It combines Bluetooth location tracking, missing person notices, and vehicle tracking to assist families and the public in protecting the safety of missing seniors.

**Guardian Network Background Detection Function:** After enabling "Guardian Network Background Execution" in "My Settings," the app will continuously scan your vicinity via Bluetooth for anti-wandering devices worn by lost seniors in the background (including when the screen is locked). Once detected, the app will report the detection results and your current location to the search system, helping families and relevant authorities to immediately know the senior's latest location. This function requires continuous background operation to detect and report when you pass by a lost senior; if disabled, the app will not be able to detect nearby anti-wandering devices or report vehicle locations. The notification bar will display the running status during operation, which you can disable at any time.

**Guardian Network Background Detection Function:** Main Functions

The Guardian Network detects nearby anti-lost vehicles and reports their location.

Instantly receive notifications of lost elderly people nearby.

Post missing person notices and communicate with others to help lost elderly people return home.

Vehicle check-in records track the elderly person's movement.

BBCall is a public welfare assistance tool designed for the elderly and their caregivers. Location information is used solely for search and rescue purposes and will not be used for advertising or marketing, nor will it be provided to any third party other than those involved in search and rescue. You can disable location permissions on your device at any time, but some search and rescue functions will be unavailable as a result.
This public welfare search app helps find lost elderly people with dementia. After activating the Guardian Network, it detects nearby anti-wandering vehicles and devices in the background and reports the search location.
Updated on
Aug 9, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Location, Personal info and 3 others
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

隱私權政策文案調整
Content rating
Everyone
Users Interact
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App support

Phone number
+886424520762
About the developer
彰化縣政府
service@estab-zenith.com
500201台湾彰化縣彰化市 中山路二段416號
+886 981 614 141