# iImprov vs DroPilot Pentatonics

The clearest difference is price: DroPilot Pentatonics at Free against iImprov's $3.99. DroPilot Pentatonics also leads on update cadence (every 4 days vs every 28 months) and iOS requirement (13.0 vs 15.6). iImprov's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.

DroPilot Pentatonics is free to download; iImprov costs $3.99 up front. DroPilot Pentatonics sells 1 one-off in-app purchase. iImprov asks for nothing beyond the download.

iImprov ships an update every 28 months, DroPilot Pentatonics every 4 days. The most recent releases landed on October 7, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | iImprov | DroPilot Pentatonics |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/iimprov-modal/id434112459/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 4 days** |
| Monetization | Paid | — |
| Size | 8 MB | 69 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jazz Apps Mobile LLC](https://appshunter.io/developer/421582808) | [Pablo Niveiro](https://appshunter.io/developer/1895924412) |

## What reviewers say

### iImprov

[App page](https://appshunter.io/ios/app/iimprov-modal/id434112459)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### DroPilot Pentatonics

[App page](https://appshunter.io/ios/app/dropilot-pentatonics/id6791123426)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DroPilot Pentatonics Pro | $6.99 | one-time |


## Frequently asked questions

### Is iImprov free?

iImprov costs $3.99, with no in-app purchases.

### Is DroPilot Pentatonics free?

DroPilot Pentatonics is free to download, with in-app purchases available.

### Do iImprov or DroPilot Pentatonics have ads?

Neither iImprov nor DroPilot Pentatonics shows ads.

### Which is updated more often, iImprov or DroPilot Pentatonics?

iImprov ships an update every 28 months, and DroPilot Pentatonics every 4 days. Most recently, iImprov was updated on October 7, 2026 and DroPilot Pentatonics on October 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*