Comparison

Improvisation Trainer vs Jazz Scales Trainer

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

Head to head
About

Improvisation Trainer

This music app offers flexible practice tools for musicians of all levels. Create custom exercises with random or specific chord progressions, choose from various playback styles, and save your settings. It's designed for both individual practice and music education.

Highlights
  • Random chord mode with custom pools
  • Progression player for favorite chord sequences
  • Custom exercise generation
  • Multiple playback styles (Rock, Pop, Swing, etc.)
  • Save and share custom settings
  • Music sheet layout display
Features
Read full description

„Improvisation Trainer - the music learning app everybody has been waiting for.“ Improvisation Trainer is the perfect practicing companion for both beginners and professionals in music out of every music field. Due to it’s incredible flexibility you can use the app no matter what style of music you prefer.  It is the perfect practicing tool for custom, creative and level-based exercises - no matter if you are a rookie or a professional musician. It is a indispensable tool for music teachers and provides an ultimate platform for practicing harmonic and melodic instruments. Just get started with one of our presets to give you an idea about the endless possibilities the app can do! With Improvisation Trainer you can: EFFECTIVE PRACTICING! RANDOM CHORD MODE • practice improvising on your favorite chords • practice improvising within random given chords out of a defined chord pool • define your own chord pools specially designed for your needs • diatonic mode: practice improvising only within a specified key • chromatic mode: practice your skills on all bass notes of the chromatic scale • modal mode: chord symbols will randomly change, but only on one bass note • custom mode: practice your chords on personally specified root notes (i.e., C and F) • set the chord duration for each chord (i.e., 2 bars) • set a loop to create perfect practicing exercises for you • tell the app in which meter you want to improvise (3/4, 4/4, 5/4, 7/8, …) PROGRESSION MODE • practice all your favorite chord progressions in the progression player • here are some progressions that are included:  • II-V-I • I-VI-IV-V-I • I-IVm, … • custom progressions: practice your progressions only in specified keys • chromatic progressions: practice your progressions in all 12 chromatic keys • completely individually shape your own exercises or just use the given presets to start practicing! CUSTOM MODE  • generate your own sequence of chords for fast creating of truly unique exercises • choose the length of each chord using the specified interface • use one of many styles to playback your exercise IT’S ALL A MATTER OF STYLE • choose from a variety of different playback styles: Rock, Pop, Swing, Bossa-Nova, Disco, Country and many more • choose your individual playback tempo • tell the app in which meter you want to improvise (3/4, 4/4, 5/4, 7/8, …) SAVE AND SHARE YOUR SETTINGS • you can save all your custom settings to get started quickly • you can easily share the settings with friends, students or other people using e-mail MANY DISPLAYING OPTIONS FOR EFFICIENT PRACTICING • define which accidentals you want to see (#,b or random) • practice while using a regular music sheet layout with your generated chords • simple mode: only display three chords at a time • short time hint: display the next chord only a short time before you hear it ADVANCED FEATURES • practice chords with a lot of extensions like G7(#9,b13) • create endless material for you to practice on • improvise in odd time signatures • loop-mode: transpose your exercises after a certain number of loops • loop-mode: create uneven loops to practice odd bar phrases • progression mode: define exactly which chords you want to hear on each degree (i.e. only m7 on II and only 7(b9) on V) • use the included mixing desk to adjust the volume of bass-notes, chords and drums EAR TRAINING • You can also use the app as a ear-training program. Just define which chords you want to be played and don’t look at the display or use our „only time“ preset!

About

Jazz Scales Trainer

Master jazz improvisation with play-along exercises focused on scales. Practice single scales and transitions, with customizable accompaniment beats and chords. Prepare for jam sessions by analyzing your favorite songs and selecting scale proposals for each chord.

Highlights
  • Play-along jazz scale exercises
  • Scale transition training
  • Customizable accompaniment beats and chords
  • Song analysis for scale selection
  • Instrument configuration (clef, pitch, range)
Features
Read full description

This app trains you on playing jazz solos with a variety of play-along exercises focused on jazz scales. Playing single scales as well as changing from scale to scale is trained. Various accompaniment beats and chords make practicing fun. Get ready for your next jam session by exercising your favorite songs. Listen and select from scale proposals for each bar of your song, after entering the song chords. Configure the app to adapt to your instrument (clef, pitch, range, etc.)

Screenshots

Improvisation Trainer4 screens
Jazz Scales Trainer4 screens

Verdict

The call

The clearest difference is price: Improvisation Trainer at Free against Jazz Scales Trainer's $2.99. Improvisation Trainer also leads on rating (4.2 vs 3.0) and update cadence (every 2 months vs every 22 months). Jazz Scales Trainer's advantage is in-app purchases (none vs 1) and review sentiment (80% vs 64%). On ratings volume, 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

CostPrice · In-app purchases · Ads · Monetization

Improvisation Trainer is free to download; Jazz Scales Trainer costs $2.99 up front. Improvisation Trainer sells 1 one-off in-app purchase. Jazz Scales Trainer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Improvisation Trainer holds the better App Store score, 4.2 against 3.0. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews complicate that: 64% of Improvisation Trainer's written reviews are positive against 80% of Jazz Scales Trainer's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Improvisation Trainer ships an update every 2 months, Jazz Scales Trainer every 22 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

Scorecard7 real differences · 3 level
Improvisation Trainer versus Jazz Scales Trainer: the parameters behind the verdict, then further details
ParameterImprovisation TrainerJazz Scales Trainer
PriceFree — better$2.99
Rating4.2 (5 ratings) — better3.0 (2 ratings)
Positive reviews63.6% of reviews80.0% of reviews — better
Number of ratings5 — better2
Update frequencyEvery 2 months — betterEvery 22 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.1 — better15.2
Further details — not scored
Size85 MB8 MB
Age rating4+4+
DeveloperAppicDesignMartin Miller

Customer experience

Improvisation Trainer

All ratings5 ratings
Positive80.0%
Neutral20.0%
Negative0.0%
Written reviews11 reviews
Positive63.6%
Neutral36.4%
Negative0.0%

Jazz Scales Trainer

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews5 reviews
Positive80.0%
Neutral0.0%
Negative20.0%

In-app purchases

1 purchases

Improvisation Trainer

One-time1
  • Full Version$4.99
None

Jazz Scales Trainer

No in-app purchases

Questions

Is Improvisation Trainer free?
Improvisation Trainer is free to download, with in-app purchases available.
Is Jazz Scales Trainer free?
Jazz Scales Trainer costs $2.99, with no in-app purchases.
Which has better reviews, Improvisation Trainer or Jazz Scales Trainer?
Improvisation Trainer is rated higher. Improvisation Trainer averages 4.2 out of 5 from 5 ratings, while Jazz Scales Trainer averages 3.0 from 2 ratings.
Do Improvisation Trainer or Jazz Scales Trainer have ads?
Neither Improvisation Trainer nor Jazz Scales Trainer shows ads.
Which is updated more often, Improvisation Trainer or Jazz Scales Trainer?
Improvisation Trainer ships an update every 2 months, and Jazz Scales Trainer every 22 months. Most recently, Improvisation Trainer was updated on October 24, 2026 and Jazz Scales Trainer on October 20, 2026.

Other comparisons