iImprov vs Scaletta
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iImprov
This app helps jazz musicians of all levels master modal improvisation. It offers detailed explanations of theory, scale relationships, and practical exercises with audio and JAM-A-longs in various keys and styles. Tailored for modal tunes, it covers minor modal, 7 sus 4, and Major 7#4 progressions.
- Modal improvisation theory
- Scale and chord relation explanations
- Pentatonic scale usage
- Audio and visual scale examples
- Interactive JAM-A-longs
- Adjustable tempo and instrument balance
- Transposition selection
Read full descriptionHide full description
iImprov-Modal is the 2nd release from Jazz Apps Mobile LLC. It is part of a series created for jazz musicians of all levels to help them take on specific challenges that any improvising musician will encounter. Each one contains a full explanation of all the concepts and theory involved as well as written and audio examples and exercises. Each app contains JAM-A-longs in all keys with adjustable tempo and control of instrument balance. Each iImprov app also allows you to select the correct transposition for your instrument. iImprov-Modal specifically provides the tools for confidently playing over modal tunes. The main focus of the app is playing over minor modal tunes, however we have also covered playing over 7 sus 4 modal tunes and Major 7#4 tunes. Exercises and JAM-A-longs specific to each of these types of tunes are included. Features- Full explanation of the concepts involved. Detailed theory of note to chord relations and use of modal scales. Detailed theory of how to use pentatonic scales, including how to play “outside.” Audio and visual representation of the related scales. Audio playback of the scales played over the appropriate chords. Exercises that include live audio examples from saxophonist Tony Bray. JAM-A-longs for Minor Modal (Swing and Funk). JAM-A-longs for 7 sus 4. JAM-A-longs for Major 7#4. Each JAM-A-long was recorded individually in order to give variation for each key. Mixer control for the JAM-A-Long instruments. Tempo control for each JAM-A-long. Unlimited JAM-A-long loop length.
Scaletta
Read full descriptionHide full description
One repertoire. Every setlist. The whole band on the same page. Scaletta replaces WhatsApp messages, spreadsheets, and crumpled paper as your band's single source of truth. Keep one master song list and build unlimited setlists (scalette) from it — for every gig, rehearsal, and season. BUILT FOR THE STAGE • Stage Mode: high-contrast, glance-legible setlist for dark venues • Keys, BPM, and durations as first-class citizens — not afterthoughts • Running time vs. curfew at a glance • Medleys as reusable entities you drop into any setlist BUILT FOR BANDS • One shared home per band: repertoire, setlists, lineup • Invite bandmates by email or share link • Everyone sees the same list — the "wrong version printed at 6pm" problem dies here • Works offline; your edits sync when you're back BUILT FOR SPEED • Import setlists from a photo with AI • Automatic song matching fills keys and durations • Clone last month's set, reorder with a thumb, done • Export and share in seconds Sign in with Apple, Google, or email. Free to use — paid plans coming later.
Screenshots
Verdict
The clearest difference is price: Scaletta at Free against iImprov's $3.99. Scaletta also leads on update cadence (every 2 days vs every 28 months). On ads, in-app purchases, device support and iOS requirement 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
Scaletta is free to download; iImprov costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iImprov ships an update every 28 months, Scaletta every 2 days. The most recent releases landed on October 20, 2026 and September 30, 2026 respectively.
| Parameter | iImprov | Scaletta |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 28 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 16.4 |
| Further details — not scored | ||
| Size | 8 MB | 57 MB |
| Age rating | 4+ | 4+ |
| Developer | Jazz Apps Mobile LLC | Valentino Dus |
In-app purchases
iImprov
No in-app purchases
Scaletta
No in-app purchases









