Keystone Stompbox Firmware - Free Updates For Life

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Keystone Musical Instruments Firmware Update Guide | Link to Keystone Control Center

July 18, 2026 -- add software support for Keystone Tap Sync, audio improvements, leveling fixes

Kavern Plate Reverb Freeze 1.4

Kascade Echo Bender 1.4

Kontinuum Delay 1.4

Kliptor Tremolo Filter 1.4

Kuttor Slice Shaper 1.4

Karousel Rotary Drive 1.4

Kosmos Multi Phaser 1.4


July 4, 2026

Karousel - Rotary Drive 1.2.0

Kascade - Echo Bender 1.3.0 ** NEW 7/4/2026

Kavern - Plate Reverb / Freeze 1.2.0

Kliptor -- Tremolo / Filter 1.2.0

Kontinuum -- Delay 1.2.0

Kosmos -- Multi Phaser 1.2.0

Kuttor -- Slice Shaper 1.3.0 **NEW 6/21/2026

Kuttor Scale Selection Update