CoronaSDR is an iOS app for listening to rtl_tcp SDR servers over your local network.
Key features:
- Live spectrum and waterfall rendering
- Demodulation modes: AM, NFM, WFM, USB, LSB, CW
- DSP controls: squelch, AGC, audio filters, de-emphasis
- Station favorites with import/export
- RF controls such as PPM and tuner options (hardware/server dependent)
- Diagnostics and a performance-focused pipeline
No account is required. Set your rtl_tcp host and port, connect, and tune.
Built by Silviu YO6SAY for the radio community.
What's new (v1.0.3)
- Improved SDR tuning and FM reception quality.
- Better offset tuning, wide FM filtering, and HF+ Low sample-rate handling.
- More stable retuning across frequency, mode, and RF control changes.