Signal Watch Guard

Signal Watch Guard listens for the Bluetooth Low Energy signals that nearby devices broadcast, and alerts you when a device you care about is close by. It's a simple, private radar for the wireless world around you — no account, no sign-in, and nothing ever leaves your iPhone. WATCHLIST ALERTS Add the devices you want to know about and get a notification the moment one appears nearby. You're alerted once when a device shows up; while it stays around it keeps showing in Detections without nagging you again, and if it leaves and comes back you're alerted again. Comes preloaded with signatures for popular smart glasses and a few well-known camera and body-worn devices — edit, disable, or delete any of them. SEE EVERYTHING NEARBY The Scan tab lists every Bluetooth advertiser it hears, with maker names resolved from the built-in Bluetooth database, service IDs, and live signal strength. Tap…