Riffer 4

The deal

$55 at Plugin Boutique (down from $79), a 30% discount. The sale runs through November 30, 2026.

What it is

Riffer 4 is a MIDI generator plugin from Audiomodern that creates melodies, hooks, basslines, arpeggios, and sequences. It is built around five generation engines, each with its own musical character. It runs as a VST/AU plugin inside your DAW and outputs MIDI you can send to any instrument.

Who it's for

Producers who get stuck staring at an empty piano roll and want a quick source of ideas. It suits anyone building tracks in a specific key or scale who wants to audition riffs fast and then shape the keepers by hand.

Key features

• Five distinct generation engines produce different styles of riffs and patterns
• Output follows any key and scale you choose
• You can control note range, density, timing, and feel
• Generated notes can be edited directly and exported as MIDI