---
title: "Music Theory by Justin Guitar - Отзывы, Доход и Загрузки приложения in Соединенные Штаты | Apple App Store"
description: "Tired of theory lessons that put you to sleep? Welcome to the app that turns music theory into a guitar superpower! The Music Theory by JustinGuitar app utilizes Justin's proven guitar-first approach "
---

# Music Theory by Justin Guitar — Соединенные Штаты
> Guitar Theory, Chords & Scales

![Music Theory by Justin Guitar App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/d2/81/3d/d2813d99-6db3-5641-06b3-51440b7f7e9b/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png)

**Developer:** [Musopia Oy](https://apptail.io/ru/developer/musopia-oy-JBwb) (Финляндия)
**Category:** Education
**Rating:** 4.8/5 (253 ratings)
**Price:** Free
**Bundle ID:** net.musopia.theoryapp
**Store:** Apple App Store
**Country:** Соединенные Штаты
**Version:** 0.9.0 (released 2026-06-16)
**Original Release:** 2025-10-07
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6747342863)
**AppTail Page:** [https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/united-states](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/united-states)

## Music Theory by Justin Guitar Description
Tired of theory lessons that put you to sleep? Welcome to the app that turns music theory into a guitar superpower!
The Music Theory by JustinGuitar app utilizes Justin's proven guitar-first approach to transform complex theory into practical playing skills. Finally understand music the way that actually makes sense for guitarists.

Unlike traditional theory courses that leave you drowning in abstract concepts, this app gets you playing immediately. Every lesson combines bite-sized theory with hands-on fretboard exercises. No passive watching - this is active learning that sticks.



Why This Changes Everything:

Skip the hours of videos and textbooks. Work through interactive lessons that take you straight to the practical stuff. See a pattern, play it instantly and understand it forever. It's the most efficient way to finally "get" music theory as a guitar player. This knowledge will supercharge your motivation as you unlock new levels in your playing.



What You'll Accomplish:

• Stop feeling lost when people talk about keys, scales, notes, and chord progressions
• Learn songs by ear instead of relying on tabs
• Memorize and find any chord/note on the fretboard instantly
• Recognize the patterns hiding in every song you love
• Join jams with confidence instead of just following along
• Create your own music and write killer riffs because you understand what makes them work
• Break through that frustrating plateau you've been stuck on
• Accelerate your learning by knowing the language of music



Built Purposefully for Guitarists:

Everything happens on the fretboard where you actually play. No confusing piano diagrams or abstract notation, it’s music theory you can use immediately.



Interactive Learning That Sticks:
• Quick exercises that build on each other systematically
• Fretboard trainer that helps you memorize essential notes and chords
• Immediate feedback so you know you're getting it right
• Learn at your own pace without getting overwhelmed
• Apply new concepts instantly to the music you love



From the Teacher Millions Trust:

Justin Sandercoe has taught millions of guitarists worldwide through his legendary JustinGuitar platform. His clear, encouraging teaching style has helped everyone from absolute beginners to touring professionals unlock their potential.



Ready to finally understand the music you love? Download the app and transform from stuck to unstoppable today!



We’d love to hear your feedback - email us at  music.theory.ios.feedback@musopia.net 


*The lowest requirements for using the app on the i Phone are:
- iPhone 6S (2015)
- iPad (5th generation, 2017)
- iPad mini (4th generation, 2015)
- iPad Air (2nd generation, 2014)
- iPad Pro (2015)
-iOS 15 or newer
*Not optimized for PC or Mac





Important subscription information




Justin Guitar offers several FULL ACCESS subscription packages that unlock unlimited access to all the published stages.

Subscription purchases are charged to your iTunes account upon confirmation of the purchase. All subscriptions will AUTOMATICALLY be renewed unless the auto-renew is turned off at least 24 hours prior to the end of the current period. Your iTunes account will be charged a normal subscription price of the original subscription within 24 hours prior to the end of the current period.



You can manage your subscriptions and turn off auto-renew by going to your Account Settings after the purchase. Subscriptions are non-refundable and may not be cancelled during an active subscription period.



Our privacy policy can be found at 
Terms of use: 

## Music Theory by Justin Guitar Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/da/51/99/da519941-8e0a-8feb-44a3-2b3f7b5e1e6f/JG_ASO_Theory_2064x2752_A1.png/2064x2752.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/38/04/a1/3804a172-839c-c292-73b5-ef92471bb53d/JG_ASO_Theory_2064x2752_A2.png/2064x2752.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/2f/3a/36/2f3a36c5-74f3-3ed8-4cbf-b0391dbbfb6c/JG_ASO_Theory_2064x2752_A3.png/2064x2752.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a6/42/d1/a642d125-15d7-27ef-b251-64637add16d7/JG_ASO_Theory_2064x2752_A4.png/2064x2752.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/6c/28/f8/6c28f8c9-ef39-252a-7bbd-62712868eac9/JG_ASO_Theory_2064x2752_A5.png/2064x2752.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/55/af/62/55af62e7-d604-e9ac-f60e-abd956b535cb/JG_ASO_Theory_2064x2752_A6.png/2064x2752.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e8/ba/a5/e8baa51c-f0f3-42e1-1d08-73a4be5e5e0a/JG_ASO_Theory_2064x2752_A7.png/2064x2752.png)
- [Screenshot 8](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f7/e3/82/f7e38279-8001-abba-0692-68a0bfde4f44/JG_ASO_Theory_2064x2752_A8.png/2064x2752.png)

## Music Theory by Justin Guitar Rating Breakdown in Соединенные Штаты
- 5 stars: 223 (88%)
- 4 stars: 16 (6%)
- 3 stars: 8 (3%)
- 2 stars: 1 (0%)
- 1 stars: 5 (2%)

## Music Theory by Justin Guitar Reviews in Соединенные Штаты

### *---- "Cost"
The introduction is too basic. I was not certain subsequent lessons would be useful and was unwilling to spend the money. However if the subscription was around $25 I might have tried it. In summary I think you are asking for too much money for the various additional apps in Justin Guitar.
-- Learnng456, 2026-03-03

### ***** "Great app for music newbie"
Love this course. Easy to follow lessons with short quizzes to help reinforce concepts w practice tutorials.
-- Joes iphone 16, 2026-02-24

### ***** "Love it"
Very beginner friendly. I felt like I learned a lot
-- runningfreak1988, 2026-02-16

### ***** "I love it"
This saves me so much money as I don’t have to pay hundreds a month to learn guitar. Thank you and I look forward to more lessons. I love the visual games cuz I can visualize the guitar from the comfort of bed too. My leg hurts to get up so I can learn guitar without having to sit always. Yaya.
-- Nlb77712:, 2026-02-15

### ***** "Learned so much so fast"
Short snippets of learning. Explains so much on how the fret board works and practice drills to help it sink in. Big Justin Guitar fan before this app, recommend all his products.
-- jwhip12, 2026-02-07

### ***** "Music Magic"
A magical way to learn music theory.
-- DSnow3, 2026-02-02

### ***** "Music Theory Simplified"
Enjoyable Bite Size Lessons
-- DP0282, 2026-01-29

### ***** "Excellent Approach to Learning"
I’ve learned a ton in a short amount of time with this app! It’s making a perceivable difference in my guitar playing. I can’t wait for more content!
-- Cam5342, 2026-01-16

### ***** "Simply outstanding"
I’ve been working with the Justin Guitar app for a while, and now discovered the Music Theory app. 

I must say it is absolutely worth it! Thank you, Justin for all that you do.
-- Jim R, US Marine Vet, 2026-01-15

### ***-- "Bought the program"
I purchased the Practical Theory through the website. However, I don’t have an option to sign into the app, only to subscribe. 

Perhaps I’m missing something but I’m not going to pay twice
-- DaveK_1959, 2026-01-03

[View all Music Theory by Justin Guitar reviews and detailed analytics on AppTail](https://apptail.io/ru/account/signup?utm_campaign=ai-crawl&utm_content=reviews)

## Music Theory by Justin Guitar In-App Purchases
| Item | Price |
|------|-------|
| Yearly subscription | $79.99 |
| Monthly subscription | $9.99 |

## Music Theory by Justin Guitar Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Топ бесплатных | Венгрия | Education | #301 |


## Apps Similar to Music Theory by Justin Guitar
- [TrueFire Guitar Lessons](https://apptail.io/ru/app/truefire-guitar-lessons-ASd/united-states)
- [Fender Play: Learn Guitar](https://apptail.io/ru/app/fender-play-learn-guitar-GMl/united-states)
- [Fretonomy - Learn Fretboard](https://apptail.io/ru/app/fretonomy-learn-fretboard-gSm/united-states)
- [Rocksmith Tuner](https://apptail.io/ru/app/rocksmith-tuner-vjx/united-states)
- [AI Play Guitar Songs · Chordie](https://apptail.io/ru/app/ai-play-guitar-songs-chordie-rnA/united-states)
- [Piano Marvel - Lessons & Music](https://apptail.io/ru/app/piano-marvel-lessons-music-LuZ/united-states)
- [MyMusicTheory - Music Theory](https://apptail.io/ru/app/mymusictheory-music-theory-AyZ/united-states)
- [Fret Pro Guitar Notes Trainer](https://apptail.io/ru/app/fret-pro-guitar-notes-trainer-bqPc/united-states)
- [Rocksmith+ Fast Music Learning](https://apptail.io/ru/app/rocksmith-fast-music-learning-nABl/united-states)
- [Pickup Music: Guitar & Bass](https://apptail.io/ru/app/pickup-music-guitar-bass-PVTv/united-states)

## Music Theory by Justin Guitar Available In
- [Соединенные Штаты](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/united-states)
- [Великобритания](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/united-kingdom)
- [Канада](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/canada)
- [Австралия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/australia)
- [Нидерланды](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/netherlands)
- [Германия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/germany)
- [Новая Зеландия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/new-zealand)
- [Франция](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/france)
- [Швейцария](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/switzerland)
- [Австрия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/austria)
- [Бельгия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/belgium)
- [Норвегия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/norway)
- [Финляндия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/finland)
- [Швеция](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/sweden)
- [Дания](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/denmark)
- [Венгрия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/hungary)
- [Индия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/india)
- [Португалия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/portugal)
- [Румыния](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/romania)
- [Гондурас](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/honduras)
- [Гонконг (САР)](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/hong-kong)
- [Таиланд](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/thailand)
- [Польша](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/poland)
- [Испания](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/spain)
- [Ирландия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/ireland)
- [Чехия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/czechia)
- [о-ва Кайман](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/cayman-islands)
- [Латвия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/latvia)
- [Северная Македония](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/north-macedonia)
- [Мали](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/mali)
- [Колумбия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/colombia)
- [Нигерия](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/nigeria)
- [Китай](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/china)
- [Чили](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/chile)
- [Болгария](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/bulgaria)
- [Южно-Африканская Республика](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/south-africa)
- [Ангола](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/angola)
- [Сингапур](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/singapore)
- [Тайвань](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/taiwan)
- [Египет](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/egypt)
- [Маврикий](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/mauritius)
- [Гренада](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/grenada)
- [Азербайджан](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/azerbaijan)
- [Уругвай](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/uruguay)
- [Ямайка](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/jamaica)
- [Иордания](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/jordan)
- [Кения](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/kenya)
- [Кувейт](https://apptail.io/ru/app/music-theory-by-justin-guitar-iWWw/kuwait)

---

## About AppTail

[AppTail](https://apptail.io/ru) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io/ru)
- [Top Charts](https://apptail.io/ru/top-iphone-apps)
- [Sign Up for Full Access](https://apptail.io/ru/account/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io/ru) - Mobile App Intelligence Platform*