SignalQuest

SignalQuest is a comprehensive technical tool designed to analyze, measure, and understand mobile network coverage. Whether you're a telecom enthusiast, a field technician, or simply curious about your mobile signal, SignalQuest provides detailed insights backed by real-world data.

📡 CELL TOWERS & COVERAGE MAPS

Explore France's mobile network infrastructure using official open data provided by the French National Frequencies Agency (ANFR).

• Browse mobile sites and network infrastructure.

• Filter by operator, technology, and frequency band.

• View technical details including frequency bands, altitude, and antenna azimuth.

🚀 SPEED TEST & NETWORK PERFORMANCE

Measure your real mobile network performance directly from the app.

• Ping, jitter, download speed, and upload speed.

• Test history to compare results over time.

• Easily share your results.

🚗 DRIVE TEST, COVERAGE & LIVE SHARE

Turn your smartphone into a professional field-testing tool.

• Record radio signal quality while traveling.

• Create customizable coverage maps and monitor cell handovers.

• Use Live Share to temporarily share your location and an active testing session with other users.

📊 ADVANCED RADIO INFORMATION

For advanced users, SignalQuest provides detailed radio network metrics:

• RSRP, RSRQ, RSSI, SINR, Cell ID, PCI, and TAC.

• Supports 5G NR, 4G LTE, 3G UMTS, and 2G GSM.

• Advanced tools for monitoring and analyzing connected cells.

💬 MESSAGING, CALLS & SCREEN SHARING

• Secure messaging between users.

• Built-in voice and video calls.

• Screen sharing during calls, initiated only by the user to demonstrate live measurements or network analysis.

⌚ WEAR OS COMPANION

SignalQuest also includes a companion experience for Wear OS smartwatches.

• Quickly check signal strength and network status from your watch.

• Start or monitor a speed test from your wrist.

• Track Drive Test status and coverage.

• Wear OS tiles and complications provide instant access to key network information.

The Wear OS app is a companion to the SignalQuest mobile app and requires a paired Android phone with SignalQuest installed.

⚠️ PRIVACY & PERMISSIONS

SignalQuest clearly explains every sensitive permission before requesting it.

• Location: Required for maps, coverage visualization, and radio measurements.

• Background Location: Only required if you enable Drive Test or Live Share while the app is running in the background.

• Foreground Services: Used only while active features require them and always indicated by a persistent notification.

• Microphone & Camera: Requested only during voice or video calls.

• Screen Sharing: Can only be started by you during a call. An information screen is displayed before the standard Android confirmation dialog, and a persistent notification remains visible while sharing is active.

Location and measurement data are used exclusively for user-enabled mapping, coverage, and sharing features. Your data is never sold to third parties.

Note: SignalQuest uses publicly available data provided by ANFR (French National Frequencies Agency). SignalQuest is an independent application and is not affiliated with, endorsed by, or associated with ANFR or any government organization.