Capo Captain

Calculate key & chord combinations, for any capo location! Perfect for seeing which capo position + chord families will let you play along with any given song. Likewise, helpful to learn the true key of any capo'd song.

▶️ Watch Video Tutorial

If someone is playing:

You can play along using:

How to use this tool

Here's a video walkthrough of Capo Captain, showing a few ways you might use it. As I note, if you're new to the idea of the chords in each key, Roman numerals, etc — see the videos further below — they'll help you out!



Looking for a Print-Friendly Guide?

While this specific lesson doesn't have a instructional PDF, my lesson on Capo & Musical Key has a few different visualizations & explanations that give the exact same information. This will no doubt help you calculate the chord & key combinations when using a capo, via printed paper (or digital PDF).


Have questions about using a capo?

Capos are an incredibly helpful tool for guitarists. We can use them to change a song's key, fit things into our vocal range, simplify difficult chords, and so forth. A few recommended videos I've made are below — check out my Using a Capo page for all videos on this topic.


Need help with your chord families?

If the idea of "chords in each key" is new to you, I have some existing lessons to help out! These are from my Beginner Chord Guide course. They includes video explanations as well as print-friendly PDF guides.


Need a hand with music theory?

If you're curious how the chords in each key are determined, I explain this in my Practical Music Theory course. Specifically, these lessons:

What about minor keys?

I'll add them eventually! For now, I suggest relying on the relative minor of each major key — since the chords are the same. For example, A minor is the relative minor of C major. The notes in each of those keys are the same as our the chords. Here's a handy table for your reference:

Have Questions? Let Me Know!

I'm always happy to hear feedback, questions, or suggestions from the fine folks who visit this website. Please feel free to email me anytime.