MeterStack · Free · macOS

SEE WHAT THE TRACK IS ACTUALLY DOING.

Loudness, stereo, timing, frequency, waveform, and spectrum. Six live views, one resizable workspace. Free.

BS.1770-44× true-peakAU · VST3

Live · v1.4.0AU · VST3

01The rack

SIX VIEWS. ONE COMPLETE READ.

Switch views without leaving the rack. Each answers a different question about the same signal.

Active view · 011 / 6

Keep delivery level, loudness movement, and left/right peaks visible together while the track plays.

LOUDNESS

Integrated · Short-term · Momentary

RANGE

LRA movement in LU

PEAKS

Sample L/R · 4× true-peak

Best for

Gain staging, mix targets, and delivery confidence.

EBU R128BS.1770-4TRUE-PEAK

02Engineering

Zero added latency, under 1% CPU per instance, and measurements you can trust from first balance to final master.

Zero latency60 fps44.1–192 kHz

TRUE-PEAK

4×

OVERSAMPLED

REFRESH

FPS

CPU

<1%

PER INSTANCE

LATENCY

SAMPLES

FORMATS

AU·VST3

STANDALONE

RATES

44.1 → 192

KHZ

STANDARD

BS.1770-4

LOUDNESS

PRICE

FREE

FOREVER