For Guitarists

The Nashville Numbers
You Already Know

If you think in 1-4-5, you already know HiChord. Add synth pads to your acoustic sets. Layer arpeggios while you strum. Built-in chromatic tuner. Mount it on your strap and play both at once.

Pre-Order — $320 See How It Works

Nashville Number System

Think in Numbers, Not Note Names

The same system session musicians use worldwide. Change keys instantly — the relationships stay the same.

Current Key
G
1
G
2
Am
3
Bm
4
C
5
D
6
Em
7
F#°

Built for Guitarists

Why Guitarists Love HiChord

🎸

You Already Know It

If you've ever played a 1-4-5 progression, you understand HiChord. The buttons map to scale degrees — the same way guitarists already think about music.

🎛️

Transpose Instantly

Capo mentality without the capo. Change keys with one button press. Your 1-4-5 stays 1-4-5 whether you're in G, A, or Eb.

🔊

Layer Synth + Guitar

Add ambient pads under your acoustic strumming. Trigger arpeggios that follow your chord changes. One-person arrangement.

Built-In Tuner

Chromatic Tuner Included

Plug your guitar into the 3.5mm jack. See the note and how far off you are on the OLED.

E
IN TUNE
FLAT IN TUNE SHARP

Connect via 3.5mm jack • Works for any instrument

Live Performance

Add a Keyboard Player to Your Solo Act

Ambient Pads Under Acoustic

Drone mode holds a chord infinitely. Strum your guitar while a warm synth pad fills out the sound. Solo acoustic with full-band texture.

Arpeggiator Follows Your Changes

Set up an arpeggio pattern, then change chords on HiChord as you play guitar. The arpeggio follows your progression automatically.

Mount on Your Strap

The EVA case included can attach to your guitar strap. Trigger chords with your left hand while your right hand strums.

Same Key, Different Sounds

Play guitar in G, set HiChord to G. Your chord buttons match your guitar chord shapes. No mental translation needed.

MIDI Integration

Control Your Pedalboard

3.5mm TRS MIDI output sends chord data to MIDI-enabled pedals and synths.

🎹

Trigger Hardware Synths

Send MIDI notes to desktop synths, modules, or rack gear. HiChord becomes the front end for your entire setup.

  • USB-C MIDI (class-compliant)
  • 3.5mm TRS MIDI Type A
  • Full chord voicings, not just root notes
🎛️

Control MIDI Pedals

Feed MIDI to your HX Stomp, Empress Zoia, or any MIDI-enabled pedal. Trigger presets or control parameters.

  • Works with Line 6, Eventide, Strymon
  • No laptop required
  • Portable, battery-powered

Expand Your Sound

HiChord — Aluminum Edition

HiChord

HiChord — Aluminum Edition

Shipping Now

$320USD

International shipping — taxes & duties included

For Guitarists

  • ✓ Nashville Number System (you already know it)
  • ✓ Built-in chromatic tuner
  • ✓ 3.5mm TRS MIDI output for pedals
  • ✓ Drone mode for ambient pads
  • ✓ Arpeggiator follows your changes
  • ✓ Portable — bring to gigs

FAQ

Questions Guitarists Ask

Yes. Mount HiChord on your strap or music stand. Use your fretting hand to press chord buttons while your picking hand strums guitar. Or set up a looper/sequence and let HiChord play automatically while you focus on guitar.
Connect your guitar to HiChord's 3.5mm input jack. Switch to TUNER mode. Play a note — the OLED shows the detected pitch and how many cents sharp or flat you are. Works for any instrument that outputs audio.
Yes. HiChord outputs MIDI via USB-C (class-compliant) and 3.5mm TRS (Type A). Send MIDI note data to any MIDI-enabled pedal, synth module, or effect unit. Use it to trigger presets or control parameters.
Yes. Standard Nashville Numbers: 1=I (major), 2=ii (minor), 3=iii (minor), 4=IV (major), 5=V (major), 6=vi (minor), 7=vii° (diminished). HiChord maps these to buttons 1-7. Change keys and the relationships stay the same.