A/B Audio Comparison — Before & After Mastering

Compare your original and mastered audio side by side with up to 10 real-time visualizations. Volume-matched playback ensures a fair comparison so you can hear exactly what mastering added to your track.

Available Visualizations

  • Waveform overlay
  • Spectrum analyzer
  • Spectrogram (time-frequency)
  • Vectorscope (stereo image)
  • LUFS loudness timeline
  • Mastering Radar (Pro & Studio)
  • Mid/Side Spectrum (Pro & Studio)
  • 3D Waterfall Spectrum (Studio)
  • 8-band parametric EQ (Studio)
  • Loop region comparison (Studio)