“I use several apps from keuwlsoft, which are great and simple to use. I can definitely recommend their function generator. There's a frequency counter and a spectrum analyzer as well.” Reddit · r/AskElectronics · 3 years ago Comparison Table Primary Use Android / PC (via Emulator) Basic tone/period measurement Spectroid Android / iOS Real-time spectral analysis Room EQ Wizard Windows / macOS / Linux Professional room/speaker calibration Voxengo SPAN Windows / macOS (VST/AU) Music production/mixing
For serious audio engineering and room acoustics, REW is the industry-standard free software. programma chastotomer skachat
Simple and effective, but lacks the advanced features needed for professional mixing or RF analysis. 2. Spectroid (Android/iOS) “I use several apps from keuwlsoft, which are
Displays a high-resolution frequency spectrum with "waterfall" tracking to see how frequencies change over time. Availability: Free on the Google Play Store . Simple and effective, but lacks the advanced features
Hobbyists, physics experiments, and simple tone identification.
This is one of the most popular lightweight tools for basic audio measurements.