Comparison

Harmonomics Ear Training vs THE FEEL BOOK

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

Head to head
About

Harmonomics Ear Training

This tool helps musicians of all levels improve their auditory skills. It offers a wide range of customizable exercises for identifying intervals, melodies, chords, and progressions, with detailed statistics and motivational achievements.

Highlights
  • 50+ customizable exercises
  • Extensive chord library with inversions
  • Creative exercises beyond basic identification
  • Detailed statistics and progress reports
  • Motivational achievements
  • Supports interval, melody, chord, and scale training
Features
Currently charting
Read full description

Harmonomics is a deep, flexible ear-training studio for musicians at every level—from first intervals to advanced harmony. Build real listening skills through more than 50 customizable exercises covering intervals, melodies, chords, chord progressions, scales, music theory, perfect pitch, and relative pitch. Harmonomics goes beyond basic identification with exercises for chord inversions, altered dominant chords, simultaneous pitches, scale degrees, root movement, and much more. PRACTICE YOUR WAY • Customize each exercise with focused, exercise-specific settings. • Choose Standard, Guest, or Hands-Free sessions—with spoken answers and automatic progression in Hands-Free mode. • Create your own exercises for the exact skills you want to develop. • Work with a large library of more than 35 chord types in multiple inversions. • Choose from multiple in-app color themes, with light and dark appearance options. • Use keyboard shortcuts on supported devices for fast, hands-on practice. SEE YOUR PROGRESS • Review accuracy, question counts, response time, and detailed results. • Explore your history for each exercise and see how your performance changes over time. • Stay motivated with daily goals and streaks. • Celebrate progress with interactive 3D achievements and personal records. • Revisit completed sessions in your reports archive. FROM FUNDAMENTALS TO ADVANCED HARMONY Start with essential interval, melody, and chord recognition, then move into advanced exercises that challenge you to hear inversions, chord tones, altered harmonies, multiple simultaneous pitches, and complex sequences. Every exercise can be shaped around your level, your instrument, and the music you want to master. Whether you are beginning ear training, preparing for school, sharpening your improvisation, or maintaining professional-level listening skills, Harmonomics gives you room to keep growing. From the creator of Metronomics.

About

THE FEEL BOOK

Practice jazz improvisation with recordings of world-class musicians. Hone your skills with a sophisticated rhythm section and access a growing library of transposable lead sheets. Experiment with advanced features like looping, transposition, and a 3-channel mixer to elevate your musical performance.

Highlights
  • Improvise with a professional rhythm section
  • Isolate and study bass lines
  • Sophisticated piano harmony
  • Transposable lead sheets
  • Advanced looping capabilities
  • Variable tempo control
  • 3-channel instrument mixer
Features
Currently charting
Read full description

There is no substitute for the energy and interplay of performing live with world-class jazz heavyweights. But what if everyone had the opportunity to practice along with these very same musicians? To hone their skills with true masters of the art form? THE FEEL BOOK accomplishes this by bringing the greatest musicians on the planet to you. Set aside your robotic recreations and subpar tracks and come play with the greats today! - Improvise over a (super)human rhythm section - Improve your feel and creativity along with a top tier drummer’s ride cymbal. - Play along with (or even isolate and study) a perfectly crafted bass line. - Work over a pianist’s sophisticated harmony based on historical research of the ideal chord changes for each tune. - Carry an expanding library of transposable lead sheets put together by the pros on your smartphone, tablet or laptop The Feel Book transports you to New York and allows you to play with the best from the modern jazz scene while integrating advanced technical features like never before. -Advanced Looping capabilities -Transposition to practice in multiple keys -3 channel mixer to experiment with levels or mute instruments (great for drummers and bassists!) -Variable tempo, to practice slower or test your limits -Global transposition of lead sheets for Bb and Eb instruments Members will have access to the full library (adding at least 10 new tracks each month in a constantly expanding list!) featuring a wide range of styles played by the modern elite (players that have backed everyone from Michael Brecker to Roy Hargrove to Astrid Gilberto!) Players like Willie Jones III, Glenn Zaleski, Danton Boller, Ari Hoenig, Dave Kikoski, Colin Stranahan, Victor Gould, Joe Dyson, Matt Brewer, Rick Rosato, Kiyoshi Kitagawa, Duduka Fonseca, Helio Alves, and Gili Lopes AND MORE to come each month! THE FEEL BOOK - elevating the groove and swing of today’s musician to a new level.

Screenshots

Harmonomics Ear Training4 screens
THE FEEL BOOK4 screens

Verdict

The call

The clearest difference is price: THE FEEL BOOK at Free against Harmonomics Ear Training's $9.99. THE FEEL BOOK also leads on iOS requirement (15.6 vs 18.0). Harmonomics Ear Training's advantage is in-app purchases (none vs 3) and rating (4.7 vs 4.4). On ratings volume, update cadence, ads and chart position 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

THE FEEL BOOK is free to download; Harmonomics Ear Training costs $9.99 up front. THE FEEL BOOK sells 3 in-app purchases, starting at $6.99 per month. Harmonomics Ear Training asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Harmonomics Ear Training holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 30 and 57 respectively. Written reviews point the same way: 85% of Harmonomics Ear Training's written reviews are positive against 71% of THE FEEL BOOK's.

UpkeepUpdate frequency

Harmonomics Ear Training ships an update every 10 days, THE FEEL BOOK every 2 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 5 level
Harmonomics Ear Training versus THE FEEL BOOK: the parameters behind the verdict, then further details
ParameterHarmonomics Ear TrainingTHE FEEL BOOK
Price$9.99Free — better
Rating4.7 (30 ratings) — better4.4 (57 ratings)
Positive reviews85.2% of reviews — better71.1% of reviews
Number of ratings3057 — better
Update frequencyEvery 10 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#166 — better#181
DevicesiPhone, iPad, MaciPhone, iPad, iPod, Mac — better
Requires iOS18.015.6 — better
Further details — not scored
Size52 MB73 MB
Age rating4+4+
DeveloperJohn Nastos2XJ VENTURES LLC

Customer experience

Harmonomics Ear Training

All ratings26 ratings
Positive96.2%
Neutral0.0%
Negative3.8%
Written reviews27 reviews
Positive85.2%
Neutral0.0%
Negative14.8%

THE FEEL BOOK

All ratings51 ratings
Positive84.3%
Neutral5.9%
Negative9.8%
Written reviews45 reviews
Positive71.1%
Neutral6.7%
Negative22.2%

In-app purchases

None

Harmonomics Ear Training

No in-app purchases

3 purchases

THE FEEL BOOK

Subscriptions3
  • Monthly subscription3 Days trial$6.991 Month
  • Quarterly Subscription7 Days trial$16.493 Months
  • Annual Subscription14 Days trial$47.901 Year

Questions

Is Harmonomics Ear Training free?
Harmonomics Ear Training costs $9.99, with no in-app purchases.
Is THE FEEL BOOK free?
THE FEEL BOOK is free to download, with in-app purchases available.
Which has better reviews, Harmonomics Ear Training or THE FEEL BOOK?
Harmonomics Ear Training is rated higher. Harmonomics Ear Training averages 4.7 out of 5 from 30 ratings, while THE FEEL BOOK averages 4.4 from 57 ratings.
Do Harmonomics Ear Training or THE FEEL BOOK have ads?
Neither Harmonomics Ear Training nor THE FEEL BOOK shows ads.
Which is updated more often, Harmonomics Ear Training or THE FEEL BOOK?
Harmonomics Ear Training ships an update every 10 days, and THE FEEL BOOK every 2 weeks. Most recently, Harmonomics Ear Training was updated on November 6, 2026 and THE FEEL BOOK on November 5, 2026.
Which is more popular, Harmonomics Ear Training or THE FEEL BOOK?
Harmonomics Ear Training currently peaks at #166 in the App Store charts, and THE FEEL BOOK at #181. Chart position reflects recent download velocity rather than total install base.

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