THE FEEL BOOK vs Harmony Cloud Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Harmony Cloud Pro
This app helps musicians of all levels develop their ear for harmony and improvisation. It generates endless, unpredictable chord progressions based on user-selected chords, allowing for personalized learning and exploration of musical concepts.
- Ear training for musicians
- Improvisation exploration
- Generates unpredictable chord progressions
- Customizable tempo, volume, and key
- Tailorable to all skill levels
- Patented harmonic algorithm
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Understanding harmony is an essential skill for any musician. Harmony is the springboard that elevates melodies to their full emotional potential. Harmony Cloud™ is a revolutionary step forward in the world of ear training created by world renowned jazz vibraphonist and music educator Stefon Harris, and software engineer and jazz trombonist Kate Jiang. It is designed to help all musicians, from beginner to professional, expand their ears, deepen their understanding of harmony, and fearlessly explore the world of improvisation. Its underlying patented harmonic algorithm stitches together chords you select into an unending source of unpredictable, yet musical, chord progressions. Harmony Cloud can be tailored to any musician's or teacher’s needs. Chord progressions can range from very simple I, IV, V to progressions that include hundreds of chords. This makes it easy to learn and grow at your own pace. You have control of all aspects of the music including tempo, volume, sounds, key signature, and much more. Privacy Policy: https://harmonycloudmusic.com/privacy Terms & Conditions: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is rating: Harmony Cloud Pro at 5.0 against THE FEEL BOOK's 4.5. Harmony Cloud Pro also leads on review sentiment (87% vs 71%) and update cadence (weekly vs every 2 weeks). THE FEEL BOOK's advantage is chart position (#164 vs unranked). On price, ratings volume, ads and in-app purchases 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
Both are free to download. THE FEEL BOOK sells 3 in-app purchases, starting at $6.99 per month and Harmony Cloud Pro sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
Harmony Cloud Pro holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 51 and 65 respectively. Written reviews point the same way: 71% of THE FEEL BOOK's written reviews are positive against 87% of Harmony Cloud Pro's.
THE FEEL BOOK ships an update every 2 weeks, Harmony Cloud Pro weekly. Both last shipped on September 23, 2026.
| Parameter | THE FEEL BOOK | Harmony Cloud Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (51 ratings) | 5.0 (65 ratings) — better |
| Positive reviews | 71.1% of reviews | 86.7% of reviews — better |
| Number of ratings | 51 | 65 — better |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | #164 — better | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 73 MB | 194 MB |
| Age rating | 4+ | 4+ |
| Developer | 2XJ VENTURES LLC | The Melodic Progression Institute LLC |
Customer experience
THE FEEL BOOK
Harmony Cloud Pro
In-app purchases
THE FEEL BOOK
- Monthly subscription3 Days trial$6.991 Month
- Quarterly Subscription7 Days trial$16.493 Months
- Annual Subscription14 Days trial$47.901 Year
Harmony Cloud Pro
- Monthly7 Days trial$5.991 Month
- Annual7 Days trial$59.991 Year
Questions
Is THE FEEL BOOK free?
Is Harmony Cloud Pro free?
Which has better reviews, THE FEEL BOOK or Harmony Cloud Pro?
Do THE FEEL BOOK or Harmony Cloud Pro have ads?
Which is updated more often, THE FEEL BOOK or Harmony Cloud Pro?
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