Comparison

JazzShed vs Thelonious

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JazzShed

Features
Read full description

Whether you are just starting or already playing, JazzShed trains the core listening and recognition skills you need for jazz harmony: - Chord recognition and spelling - Interval training - Scale drills - Cadence and progression listening Practice is structured, interactive, and designed for short daily sessions. You can use built-in presets for quick starts or customize drills to target specific weak spots. As you train, JazzShed tracks your progress so you can see improvement over time and stay consistent. Key features: - Guided ear-training drills for chords, intervals, scales, and cadences - Multiple drill modes for recognition, spelling, and playback-based practice - Customizable sessions and presets - Progress tracking and spaced review support - Clean practice workflow built for daily use JazzShed is built to help you move from guessing to hearing harmony with confidence.

About

Thelonious

This app simplifies music theory with visual aids for keys, chords, and scales. It helps users understand harmony and apply concepts to real playing, including guitar-specific features.

Highlights
  • Visual layouts for keys, chords, and scales
  • Diatonic chord and key relationship study
  • Chord progressions and harmonic movement
  • Guitar mode charts
  • CAGED system material
  • Relative minor and dominant chord learning
Features
Read full description

Thelonious is a music theory app designed to help you understand keys, chords, scales, and harmony through clear, visual layouts. Explore major keys, review scale notes, and study diatonic chords in a format built for both learning and quick reference. Thelonious connects theory to real playing with chord progressions, guitar mode charts, and CAGED system material. Use Thelonious to: • Explore major keys and their scale notes • Understand diatonic chords and key relationships • Learn relative minor and dominant chords • Study chord progressions and harmonic movement • View guitar modes and CAGED chord charts Whether you’re learning the fundamentals or deepening your understanding of harmony, Thelonious makes music theory easier to read, understand, and apply.

Screenshots

JazzShed4 screens
Thelonious4 screens

Verdict

The call

The clearest difference is iOS requirement: Thelonious at 15.1 against JazzShed's 17.0. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 8 level
JazzShed versus Thelonious: the parameters behind the verdict, then further details
ParameterJazzShedThelonious
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 days—
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.1 — better
Further details — not scored
Size60 MB34 MB
Age rating4+4+
DeveloperRyan MoffettRobert Natale

In-app purchases

None

JazzShed

No in-app purchases

None

Thelonious

No in-app purchases

Questions

Is JazzShed free?
JazzShed is free to download, with no in-app purchases.
Is Thelonious free?
Thelonious is free to download, with no in-app purchases.
Do JazzShed or Thelonious have ads?
Neither JazzShed nor Thelonious shows ads.

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