SpectrumNG is a software-defined radio spectrum analyzer for monitoring and inspecting radio-frequency signals. It is intended for radio amateurs, RF engineers, and SDR users who need a focused spectrum display rather than a full communications receiver.
💡 Choose it when you need advanced demodulation, decoding, or transmitting beyond SpectrumNG's spectrum view.
SDRangel is an open-source software-defined radio (SDR) application that supports various SDR hardware devices. It provides a user-friendly interface for radio frequency...
💡 Pick it for a friendlier cross-platform SDR receiver with spectrum viewing and standard demodulation.
CubicSDR is a cross-platform SDR software application that offers a clean interface for exploring radio frequencies. It supports various SDR devices and...
💡 Choose it for a mature, straightforward open-source SDR receiver with strong GNU Radio integration.
GQRX is a popular SDR software that provides a simple interface for listening to various radio frequencies. It supports multiple SDR devices...
💡 Pick it for the quickest Windows-based setup, especially with Airspy or RTL-SDR hardware.
SDR++ is a cross-platform software-defined radio receiver with spectrum, waterfall, demodulation, and recording features. It serves radio amateurs and RF hobbyists who...
Free, open source
💡 Choose it for a lightweight Windows SDR receiver that runs well on older hardware.
HDSDR is a popular Software Defined Radio (SDR) program for Windows. It offers a user-friendly interface and supports various SDR hardware.
GNU Radio is a free and open-source software development toolkit that provides signal processing blocks to implement software radios.
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