Tune SDR Pro

Transform your Android device into a professional radio receiver with Tune SDR. Connect your RTL-SDR dongle via USB and explore the airwaves with a high-definition, smooth spectrum display.
Discover activity in Aviation (AIR), Marine, CB, PMR, and Amateur bands. Use the new intelligent Scanner to automatically find active frequencies among your named memories.
IMPORTANT: Requires an RTL-SDR USB device and an On-The-Go (OTG) adapter.