Plugin comparison

Mixed In Key vs zplane TONIC 2

Specs, price and the Dubspot Score, side by side — with our verdict on which midi tool to buy.

Independent score / workflow fit / buying signal

Contenders

The side-by-side

MIDI Tool / Mixed In Key

Mixed In Key

$58

8.1Great

Mixed In Key by Mixed In Key. Harmonic mixing and key detection software for DJs and producers. Find compatible keys fast for sets and songwriting.

MIDI Tool / zplane

zplane TONIC 2

39 euros (33% launch discount) / 10 euro upgrade

zplane TONIC 2 is a key and scale detection plugin that reads any audio or MIDI in real time, suggests chords you can drag to your DAW, and lists at 39 euros.

Technical matrix

Specs compared

SignalMixed In Keyzplane TONIC 2
Price$5839 euros (33% launch discount) / 10 euro upgrade
Dubspot Score8.1—
FormatsVST3, AU, AAXAAX, AU, VST3
TypeKey detection / harmonic mixing softwareKey and scale detection plugin
DeveloperMixed In Key—
Released—21 October 2026
Detection—Audio and MIDI, real time or offline
Results—Up to three key and scale matches with probability
MIDI—MIDI in and out, chord drag-and-drop
Tuning display—Deviation from A = 440 Hz in cents and hertz
Formats—AAX, AU, VST3
Operating systems—Windows 10/11 64-bit; macOS 13+ Intel and Apple Silicon
Latency—None
Price—39 euros, 33% launch discount; 10 euro upgrade from TONIC 1

See the full plugin database for more comparisons.