AXTRO-FM

The deal

$20 at KVR Marketplace (down from $30). Sale runs until 31 May 2026.

What it is

AXTRO-FM is an FM synthesizer plugin built around 5 oscillators, a noise generator, and 11 synthesis modes and algorithms. It includes 3 filter types, envelope and LFO controls, a chord creation tool supporting up to 4 simultaneous notes, and a note sequencer with a piano roll. The plugin ships with 512 presets and an 8-band master effects chain covering compression, EQ, distortion, delay, chorus, flanger, phaser, and reverb.

Who it's for

Producers who want a deep FM synth that covers everything from leads and pads to complex chord progressions, with a full effects chain and sequencer built in -- no additional plugins required.

Key features

• 5 oscillators plus a noise generator across 11 FM algorithms give you broad tonal range
• Chord mode lets you stack up to 4 notes and sequence them in the built-in piano roll
• Eight master effects with output mixing mean the signal is ready to print straight out of the plugin
• 512 categorized presets cover a wide range of starting points for sound design