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Guitar Machines!

Guitar Machines!

Quinn Fetrow's Guitar Machines

43 ratings
22 reviews
📚 Education
🎵 Music
Free

Details

Released
January 21, 2026
Updated
February 26, 2026

Features

Developer

Quinn Fetrow
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About

Learn fundamental guitar theory with four interactive "machines." Visualize notes, scales, and arpeggios on the fretboard, and even see song progressions. Designed to help you master guitar playing.

✓Note learning on fretboard
✓Customizable scale learning
✓Arpeggio visualization
✓Song progression analysis
✓Music theory education
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What's New in Guitar Machines!

1.0.6

February 26, 2026

* Fixed crash caused by closing app while a sequence is playing * Added support for sharps in custom tunings * Fixed sharp key bug in Arpeggio mode

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User reviews

Most RecentHighest RatedLowest Rated

no paywalls

you are a GOD for this. no paywall, amazing design, does what it says. add more ways to donate. thank you!!!!!!!
Bblehblehguitar

Wow.

The first time I’ve ever been truly impressed. Have been teaching myself guitar for about a year and this has helped me way too much. It feels too good to be true that it is free. Can’t believe this random guy popped up on my reels and changed my guitar life.
__Silo

Best app ever

Almost too good to be true. No scam, no add and entirely free, this dude just did it for the love of the game and i’m totally here for it.
Ssp0utnikkk

Free

This app is the best to learn scales, notes and fretboard and even theory I can learn so much from this, even the scale shapes
YYebruhisms

Very good! only one complaint

I found this app very helpful but I wish it had a longer name
Llongnamefan
See 17 more reviews

FAQ

What is Guitar Machines!?

Guitar Machines! is a free tool designed to teach basic music theory concepts for guitar. It offers four interactive 'machines' to help users learn notes, scales, arpeggios, and song progressions.

Is Guitar Machines! free to use?

Yes, Guitar Machines! is completely free to use. The app is available at no cost and does not feature any in-app purchases or advertisements.

What devices does Guitar Machines! support?

Guitar Machines! is available for iPhone, iPad, and iPod touch devices, making it accessible to a wide range of Apple users.

How often is Guitar Machines! updated?

The app was last updated on February 26, 2026, with version 1.0.6. This indicates a recent update, suggesting ongoing support and potential for future improvements.

What age rating does Guitar Machines! have?

Guitar Machines! has an age rating of 4+, making it suitable for young learners and individuals of all ages interested in guitar theory.

Can I learn specific scales with Guitar Machines!?

Yes, the Scale Machine allows you to learn any scale you desire. You can use the CAGED system or the 'Custom Cage' setting to generate scales within a specific fretboard range.

How does Guitar Machines! help with learning songs?

The Song Machine in Guitar Machines! helps you visualize the arpeggios of a song as it plays through its chord progression, aiding in understanding song structure.

What is the user sentiment for Guitar Machines!?

Guitar Machines! has received an excellent rating of 5.0 stars from 25 ratings, indicating very positive user sentiment and satisfaction with the app's functionality and educational value.