A/B Audio Comparison - Before & After Mastering Analysis

Compare your original and mastered audio side by side with 11 real-time visualizations. LOUDCRAFT uses volume-matched playback to ensure a fair comparison - hear exactly what the mastering engine improved in your mix.

Available Visualizations

  • Waveform overlay - See the volume and dynamics difference after mastering
  • Spectrum analyzer - Compare the tonal balance of your mastered track
  • Spectrogram - Time-frequency visualization showing mastering changes over time
  • Vectorscope - See how the Spatial Engine widened your stereo image
  • LUFS timeline - Integrated loudness comparison of original vs mastered
  • Mastering Radar - Professional mastering radar visualization (Studio)
  • Mid/Side Spectrum - Center vs sides frequency content (Pro/Studio)
  • 3D Waterfall - Three-dimensional spectrum analysis (Studio)
  • Parametric EQ - 8-band EQ analysis overlay (Pro/Studio)
  • Loop region - Compare specific sections of your mastered track (Studio)
  • Sonic Signature - Live net effect of your tonal, EQ, and compression adjustments on the master

Blind A/B Test - Professional Verification

The blind A/B test hides which version is original and which is mastered. If you can't tell the difference, your mix was already excellent. Full transparency in your mastering results.