FreqAnalyst by Blue Cat Audio (AU, VST3, AAX)

FreqAnalyst is a free real-time spectrum analyzer that monitors your audio signal’s spectral content with exceptional smoothness and high resolution. Its unique smooth interpolation algorithms display continuous frequency variations even at very high resolution.

Key Features:

  • Mono and stereo real-time spectrum analysis
  • Smart interpolation for extreme display smoothness
  • Zoomable display with custom thresholds
  • Total control over audio-to-frequency transformation
  • Customizable user interface with transparency and zoom
  • Full MIDI control and automation support
  • Zero CPU load when idle

Compatibility:
Mac: Intel/Apple Silicon, macOS 10.9+, VST/AU/AAX (64-bit)
Windows: SSE2 processor, Vista/7/8/10/11, VST/AAX (32/64-bit)

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Developer:

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