www.kvraudio.com/news/apu-software-updates-loudness-series-to-v4-6-1-65484
25th November 2025
APU Software has updated TrueGain, Loudness Contour, Spectrum Analyzer, Loudness Meter, Loudness Compressor, Dynamics Optimizer, and Loudness Limiter to version 4.6.1.
Fix crash when changing certain global parameters.
Meter texture improvement.
Full Histogram presets use auto range (meter).
Add Gain Control mode (truegain).
Add support for sidechain as target signal (spectrum).
Support bar mode raster types.
Improve histogram bucket hit testing accuracy.
Axis scaling option in Settings tab.
Fix potential crash on global settings load/save.
The update is free for registered owners.
KVR Audio, Inc.
www.kvraudio.com