Jazzhacker Scales for Guitar vs Scale Practice
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Jazzhacker Scales for Guitar
This app provides a comprehensive visual reference for guitar scales and modes, featuring 340 illustrations with fretboard diagrams. Users can explore various scales and keys, create custom slideshows for practice, and utilize an adjustable metronome.
- 340 scale and mode illustrations
- Guitar fretboard diagrams
- Customizable slideshows
- Adjustable metronome
- Full-screen viewing
- Support for all keys and scales
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Scales and modes are crucial building blocks of western (occidental) music, including blues, classical, country, funk, hip-hop, jazz, Latin, heavy metal, pop, punk, rap, R&B, reggae, reggaeton, rock, ska, soul, trip-hop, … and beyond! Jazzhacker apps are practice, study, and reference guides for musicians of all abilities, playing any genre of music. Each title includes 340 illustrations of the most popular and useful scales and modes. Each illustration displays pertinent info (name, formula, notes) about a scale or mode and a stylized guitar (or bass) fretboard showing the locations of all notes of the scale or mode on the fretboard (its pattern), all at a glance. Please see Jazzhacker.net for more info, including Jazzhacker ebooks. Select the icons (or scroll down) to view sample app pages: The user may select an image to view or select a standard slideshow to play, or build a custom slideshow, for practice or study or entertainment. Images and slideshows may be viewed in full-screen mode and run with or without the app's adjustable metronome. Scales and Modes: Major (Ionian), Whole-Tone, Lydian, Lydian Flat-Seven, Mixolydian, Major Pentatonic, Major Blues, Melodic Jazz Minor, Dorian, Harmonic Minor, Natural Minor (Aeolian), Diminished (Whole-Half), Diminished (Half-Whole), Super Locrian, Phrygian, Locrian, Blues w/Major Third, Minor Pentatonic, Minor Blues, and Half Diminished Scale and Mode Keys: C, C#, Db, D, D#, Eb, E, F, F#, Gb, G, G#, Ab, A, A#, Bb, and B Manual Operation: Select and display any scale or mode in any key Slideshows: • Play any scale or mode in all keys • Play all scales and modes in any key • Play all scales and modes in all keys • Select any images and add them to a custom playlist (slideshow) • Images and slideshows may be displayed in full-screen mode • Slideshow Rates: 5s, 10s, 15s, 30s, 45s, 1m, 5m, 10m, 15m, 30m, or 60m per slide Metronome: Select 30 to 200 BPM
Scale Practice
This music app generates random scales and arpeggios for practice. It offers a diverse selection of scales, including user-defined options, and provides resources like images and descriptions to aid learning. It's a tool to vary your practice routine.
- Random scale generation
- User-inputted scale selection
- Diverse scale library
- Arpeggio practice
- Scale resources and images
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This app contains three different functions: 1. Random scale chosen from a list of scale types 2. Random scale chosen from a list of user inputted scales 3. Scale resources, including images of each scale and descriptions Features: -Diverse Scale Selection (Major, Natural Minor, Harmonic Minor, Melodic Minor, Major Modes, Melodic Minor Modes, Blues Scale, Pentatonic Scales, Octatonic Scales, Whole Tone Scales) -Arpeggio Practic -Resources to help you learn new scales -Random selection from user selected scales This app does not listen to you practice, or provide you feedback in any way. It is only designed to give you a new order to practice your scales in.
Screenshots
Verdict
The clearest difference is price: Scale Practice at Free against Jazzhacker Scales for Guitar's $4.99. Scale Practice also leads on in-app purchases (none vs 1) and update cadence (every 2 months vs every 9 months). Jazzhacker Scales for Guitar's advantage is iOS requirement (13.0 vs 15.1). On review sentiment, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Scale Practice is free to download; Jazzhacker Scales for Guitar costs $4.99 up front. Jazzhacker Scales for Guitar sells 1 one-off in-app purchase. Scale Practice asks for nothing beyond the download.
Jazzhacker Scales for Guitar ships an update every 9 months, Scale Practice every 2 months. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.
| Parameter | Jazzhacker Scales for Guitar | Scale Practice |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | — | 4.6 (12 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 12 — better |
| Update frequency | Every 9 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 86 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | JAZZHACKER LLC | Alexander Burdiss |
Customer experience
Jazzhacker Scales for Guitar
Scale Practice
In-app purchases
Jazzhacker Scales for Guitar
- Upgrade to add more scales$2.99
Scale Practice
No in-app purchases



