# Fretzl - Guitar's Language App — Simple & Fun Guitar Practice > Guitar fretboard learning app for understanding notes, chords, scales, and ear training. (iPhone/iPad app by Decbl LLC.) - Source: https://appshunter.io/ios/app/fretzl-guitars-language-app/id6449849362 (this page in markdown: same URL + `.md`) - Developer: [Decbl LLC](https://appshunter.io/developer/1690856569) - Category: Education, Music - Price: Free with in-app purchases - Rating: 5.00/5 from 6 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 17.0 · 20 MB - Languages: American English - Released: 2024-02-11 - Data updated: 2026-06-04 - Monetization: freemium - User reviews in markdown: https://appshunter.io/ios/app/fretzl-guitars-language-app/id6449849362/reviews.md ## What is Fretzl? Learn the language of guitar! Designed for beginners and experienced guitar players who want to understand the instrument deeply, Fretzl guides you through the fundamentals and more on the fretboard. Learn from a structured series of in-depth courses in notes, intervals, chords, chord inversions, scales, and arpeggios. --- Fretzl makes it easy: • Go at your own pace by choosing a daily goal and building a streak! • Unleash your soloing and comping creativity by discovering new chords, scales, and arpeggios • Spaced repetition means we'll keep track of what you need to review and when so you don't forget • Learn the theory with our intuitive and hands-on approach in lessons • Build fundamental fretboard skills you can apply no matter what style or songs you want to play • Break bad habits of memorizing tab numbers and really understand what you're playing with our intervals-based approach • Train your ear so you can play anything you can hear • Get ready for practice with a built-in tuner --- How Fretzl Works Fretzl uses fast modern study methods like spaced repetition to build up your understanding and strengthen your memory along your journey to guitar mastery. Skills are learned in a logical progression and you can take time to review your trouble areas. Whether you hope to play rock, jazz, classical, blues, or any other major guitar style, Fretzl will help you build intuition on the instrument. Give it a try and see how Fretzl can help you on your path. --- Any questions, thoughts, or concerns? We'd love to hear from you at contact@fretzl.com Privacy: https://fretzl.com/#privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Structured courses on notes, intervals, chords, and scales - Spaced repetition for memory retention - Intuitive and hands-on learning approach - Fretboard skill building - Ear training - Built-in tuner ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Fretzl Pro (Yearly) | $39.99 | per year | | Fretzl Pro (Monthly) | $4.99 | per month | ## Recent user reviews (5 of 5) All indexed reviews: https://appshunter.io/ios/app/fretzl-guitars-language-app/id6449849362/reviews.md ### 5/5 — Great app *2024-05-19* I like the app a lot. I’ve tried many guitar learning apps and the way this app gives feedback really worked with me. :) **Developer response:** Happy to hear you're enjoying the app! Thanks for the review! ### 5/5 — perfect *2024-03-06* I'm loving the experience! Very educational and easy to use. ### 5/5 — this apps is so didactic! *2024-03-06* I enjoyed the educational approach to learning how to play the guitar.Embraced the learning process! ### 5/5 — Amazing learning app *2024-03-03* If you want to learn scales, chords, and the building blocks of music theory all in one this app makes it super easy and fun. I wish I had this when I started learning guitar, it’s a great way to learn how songs and solos are put together! **Developer response:** Happy to hear you're enjoying the app! Thanks for the review! ### 5/5 — Intuitive Design *2024-02-26* Fretzl makes learning the guitar feel intuitive! Learned more in a day with Fretzl than months of YouTube videos. **Developer response:** Happy to hear you're enjoying the app! Thanks for the review! ## Frequently asked questions about Fretzl ### What is Fretzl? Fretzl is a guitar learning application designed to help users understand the instrument's fundamentals and advanced concepts. It offers structured courses on notes, intervals, chords, scales, and arpeggios, utilizing spaced repetition for effective learning. ### What learning methods does Fretzl use? Fretzl employs fast, modern study methods like spaced repetition to build understanding and strengthen memory. It focuses on an intuitive and hands-on approach to learning music theory and fretboard skills. ### Can Fretzl help with ear training? Yes, Fretzl includes features to train your ear, enabling you to play anything you can hear. This complements the fretboard learning to provide a more comprehensive musical understanding. ### Does Fretzl have a tuner? Yes, Fretzl includes a built-in tuner to help you get ready for practice. This feature ensures your instrument is in tune, which is crucial for effective learning and playing. ### What are the subscription options for Fretzl Pro? Fretzl Pro offers monthly and yearly subscription plans. The monthly plan costs $4.99, while the yearly plan is $39.99 and includes a 7-day free trial. ### How does Fretzl differ from memorizing guitar tabs? Fretzl encourages users to break the habit of memorizing tab numbers. Instead, it focuses on an intervals-based approach, helping you truly understand what you are playing and build fundamental fretboard intuition. ### What devices does Fretzl support? Fretzl is available on iPhone and iPad, making it accessible for users on Apple's mobile and tablet platforms. ### Is Fretzl suitable for all guitar styles? Yes, Fretzl is designed to build fundamental fretboard skills that can be applied to any style of guitar playing, including rock, jazz, classical, and blues. ## Version history (last 5 releases) ### 1.3.0 — 2026-03-17 Bug fixes and microphone improvements! ### 1.2.0 — 2026-02-14 Bug fixes, pitch detection improvements, background noise handling, improved tuner! Thank you and please report issues to support@fretzl.com! ### 1.1.0 — 2025-05-04 Bug fixes and improvements! ### 1.0.9 — 2025-04-09 - New types of exercises in all courses! - Capos to save your streak when you can't practice! - All content is now available to free users! - Various bugs squashed ### 1.0.8 — 2025-04-08 - New types of exercises in all courses! - Capos to save your streak when you can't practice! - All content is now available to free users! - Various bugs squashed ## Apps similar to Fretzl | App | Rating | Price | Category | | --- | --- | --- | --- | | [Guitar Blast - Learn Fretboard](https://appshunter.io/ios/app/guitar-blast-learn-fretboard/id1483606692) | 4.8 (236) | Free | Education | | [Music Theory 101: Study Course](https://appshunter.io/ios/app/music-theory-101-study-course/id1629995579) | 4.6 (28) | Free | Education | | [AI Play Guitar Songs · Chordie](https://appshunter.io/ios/app/ai-play-guitar-songs-chordie/id1585131961) | 3.9 (747) | Free | Education | | [Astro Guitar - Music Theory](https://appshunter.io/ios/app/astro-guitar-music-theory/id6469680143) | 5.0 (1) | Free | Education | | [Guitar Fretboard Ear Master](https://appshunter.io/ios/app/guitar-fretboard-ear-master/id6474048094) | — | Free | Education | | [TrueFire Guitar Lessons](https://appshunter.io/ios/app/truefire-guitar-lessons/id690143001) | 4.8 (13,592) | Free | Education | ## Related topics [decbl llc](https://appshunter.io/ios/topics/decbl-llc) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-04.*