AlphaTheta Chordcat firmware 1.40 — update guide & changelog

Latest firmware: 1.40

1.40released 12 Mar 2026

What's new in 1.40

Minor issues have been fixed. Performance function for Chord Performance mode when controlling equipment via external MIDI input.

Last checked 12 Sep 2026

Download 1.40 from AlphaThetaopens in a new tab — support.alphatheta.com

How to update the AlphaTheta Chordcat

Download the latest Chordcat Manager from the AlphaTheta Help Center (support.alphatheta.com, CHORDCAT section). Connect Chordcat to your computer via USB. Launch Chordcat Manager and follow the on-screen Firmware Update Guide to check the current firmware version and apply the update. Do not disconnect the unit during the update.

What you need

Chordcat Manager — the software AlphaTheta uses to load firmware onto the AlphaTheta Chordcat. Download links below.

Just for reference. For complete and up-to-date instructions, always refer to the manufacturer's official firmware page.

Drivers & software for the AlphaTheta Chordcat

The AlphaTheta Chordcat is updated with Chordcat Manager, published by AlphaTheta.

Download Chordcat Manager from AlphaThetaopens in a new tab — support.alphatheta.com

Get AlphaTheta Chordcat firmware alerts

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AlphaTheta Chordcat firmware update history

Changelogs summarised from the manufacturer's release notes.

1.4012 Mar 2026

Release notes for this version are listed above.

Release notesopens in a new tab — support.alphatheta.com

AlphaTheta Chordcat manual & official pages

AlphaTheta Chordcat on alphatheta.comopens in a new tab — alphatheta.com
Download AlphaTheta Chordcat firmware from AlphaThetaopens in a new tab — support.alphatheta.com

AlphaTheta Chordcat firmware FAQ

What is the latest firmware for the AlphaTheta Chordcat?

The latest firmware for the AlphaTheta Chordcat is version 1.40, released on 12 Mar 2026. FW//RADAR last checked AlphaTheta's official page on 12 Sep 2026.

How do I update the AlphaTheta Chordcat?

Download the latest Chordcat Manager from the AlphaTheta Help Center (support.alphatheta.com, CHORDCAT section). Connect Chordcat to your computer via USB. Full instructions on AlphaTheta's official firmware page.

What software do I need to update the AlphaTheta Chordcat?

You need Chordcat Manager, available from AlphaTheta's support site.

Where can I download AlphaTheta Chordcat firmware and drivers?

Directly from AlphaTheta's official firmware page — FW//RADAR links to the source and never hosts firmware files. Official firmware page →