Based on our record, inspectrum should be more popular than CubicSDR. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Inspectrum Https://www.rtl-sdr.com/using-a-yardstick-one-hackrf-and-inspectrum-to-decode-and-duplicate-an-ook-signal/. Source: over 2 years ago
Alternatively, inspectrum can make an FSK plot from a baseband recording as shown on the page linked. This will be easier to look at than the spectrogram. Source: over 2 years ago
GQRX works pretty well for me. There is also CubicSDR and SDRAngel afaik - you might just want to play around with them and see which you are most comfortable with. Source: 10 months ago
Gqrx - Gqrx is a software defined radio receiver powered by the https://alternativeto.
GNU Radio - GNU Radio is a free & open-source software development toolkit that provides signal processing blocks to implement software radios.
Universal Radio Hacker - The Universal Radio Hacker (URH) is a software for investigating unknown wireless protocols.
SDR# - High Quality Software-Defined Radio (SDR) receivers from DC to Daylight for Governments, Professionals, Academics and Hobbyists.
SDRangel - SDRangel is an Open Source Qt5 / OpenGL 3.
HDSDR - HDSDR is a freeware Software Defined Radio (SDR) program for Microsoft Windows 2000/XP/Vista/7/8/8.