Spek helps to analyse your audio files by showing their spectrogram. Spek is free software available for Unix, Windows and Mac OS X.
Discontinued- Free • Open Source
- Mac
- Windows
- Linux
- Flathub
- Flatpak
Resonic plays music files, sounds, and samples out of your existing folders. It's built to be fast, reliable, and powerful. It does what it is supposed to do, without the bloat, and with exceptional usability.
Discontinued- Audio Player
- Free Personal • Proprietary
- Windows
+1Spectrum Spectogram Analyzer was designed with accuracy and easy of use in mind. It can be used for monitoring or measuring environmental sound or noise; help tuning instruments; timing short sound events; and educational purpose.
- Free • Open Source
- Android
- F-Droid
- +5
GNU Radio is a free & open-source software development toolkit that provides signal processing blocks to implement software radios. It can be used with readily-available low-cost external RF hardware to create software-defined radios, or without hardware in a simulation-like...
- Free • Open Source
- Windows
- Linux
Fuse (the Free Unix Spectrum Emulator) was originally, and somewhat unsurprisingly, a ZX Spectrum emulator for Unix. However, it has now also been ported to Mac OS X, which may or may not count as a Unix variant depending on your advocacy position.
- Game Emulator
- Free • Open Source
- Mac
- Windows
- Linux
CubicSDR is a cross-platform Software-Defined Radio application which allows you to navigate the radio spectrum and demodulate any signals you might discover.
- Free • Open Source
- Mac
- Windows
- Linux
Spectro is a freeware audio file analyzer for windows. Currently capable of reading FLAC, APE, MP3 and WAV files. Spectro lets you view vital data about compressed audio files and creates a spectrogram of the wave data.
- Free • Proprietary
- Windows
Real-time audio spectrum analyzer with reasonable frequency resolution across the the entire frequency spectrum.
- Free • Proprietary
- Android
Retro Virtual Machine (or RVM for short) works natively in MacOs (from version Mavericks 10.9), Linux (any modern distribution) and in Microsoft Windows (from Windows Vista). RVM emulates the full spectrum of the official models of ZX Spectrum, as well as some clones like Inves...
- Game Emulator
- Free • Proprietary
- Mac
- Windows
- Linux
+47Spectaculator is the world's premier Sinclair ZX Spectrum emulator for PCs running Microsoft® Windows® 7, XP & Vista.
- Game Emulator
- Freemium • Proprietary
- Windows
Spetralissime is a standalone Spectrum Analyzer application based on high precision band pass filter bank, more adapted to the human audition.
- Free Personal • Proprietary
- Windows
SDR Rx/Tx software for Airspy, Airspy HF+, BladeRF, HackRF, LimeSDR, PlutoSDR, RTL-SDR, SDRplay RSP1 and FunCube
- Free • Open Source
- Windows
- Linux
Baudline is a time-frequency browser designed for scientific visualization of the spectral domain. Signal analysis is performed by Fourier, correlation, and raster transforms that create colorful spectrograms with vibrant detail.
- Free • Proprietary
- Mac
- Linux
- BSD
+1Free WAV to MIDI converter for music transcription. AmazingMIDI automatically transcribes music, converting WAV files into MIDI files. It can recognize single-instrument polyphonic music. It's a powerful tool to help you to transcribe music, to practice musical instruments...
- Free • Proprietary
- Windows