SignalHound - Find Your Lost Bluetooth Devices

Find Lost Devices with Precision

SignalHound helps you locate lost BLE (Bluetooth Low Energy) devices using an innovative radar interface with real-time signal strength feedback. Whether you've misplaced your AirPods, fitness tracker, or smart watch, SignalHound makes finding them simple and intuitive.

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Real-Time Radar

Visual search with animated radar sweep shows you exactly where to look for your device

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Audio Feedback

Beeping intensifies as you approach your device, guiding you step by step

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Signal Strength

Live RSSI monitoring shows precise distance and helps you track your device

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iCloud Sync

Access your saved devices across all your iPhones with seamless synchronization

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Haptic Feedback

Feel your way to your device with optional vibration feedback

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Deep Discovery

View detailed Bluetooth service information and device characteristics

How It Works

1. Discover & Save

Scan for nearby Bluetooth devices and save them with custom names for easy identification.

2. Launch Radar Search

When you lose a device, select it from your saved list and start the radar search mode.

3. Follow the Signal

Move around while watching the radar and listening to audio beeps. As you get closer to your device, the beeps speed up and the signal strength increases.

4. Find Your Device

When the signal is strongest, you've found your device! The app will show you're right on top of it.

Perfect for Finding

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AirPods & wireless earbuds

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Fitness trackers

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Smart watches

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Bluetooth headphones

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Smart home devices

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Car OBD-II adapters

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Medical devices

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Pet trackers

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Any BLE device

Privacy First

Your privacy is our top priority. SignalHound is built with privacy as a core principle:

✓ All data stored in your private iCloud
✓ No tracking or analytics
✓ No third-party services
✓ Your device list stays completely private

Read Our Privacy Policy

Technical Specifications

Platform: iPhone running iOS 17.0 or later
Compatibility: All BLE (Bluetooth 4.0+) devices
Range: Up to 30+ meters (100 feet) depending on device
Technology: Real-time RSSI monitoring
Sync: iCloud/CloudKit integration
Privacy: No data collection, local-first storage

Ready to Find Your Devices?

Download SignalHound today and never lose a Bluetooth device again.