# Improvisation Trainer vs Chordio+

The clearest difference is rating: Improvisation Trainer at 4.2 against Chordio+'s 2.3. Improvisation Trainer also leads on review sentiment (64% vs 33%) and iOS requirement (12.1 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Improvisation Trainer sells 1 one-off in-app purchase and Chordio+ sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Improvisation Trainer holds the better App Store score, 4.2 against 2.3. Both are backed by a comparable volume of ratings — 5 and 6 respectively. Written reviews point the same way: 64% of Improvisation Trainer's written reviews are positive against 33% of Chordio+'s.

Improvisation Trainer ships an update every 2 months, Chordio+ every 5 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Improvisation Trainer | Chordio+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/improvisation-trainer/id1152939460/reviews)** | [2.3 (6 ratings)](https://appshunter.io/ios/app/chordio-plus-create-and-learn-music/id1662210145/reviews) |
| Number of ratings | 5 | **6** |
| Positive reviews | **63.6% of reviews** | 33.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 85 MB | 154 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [AppicDesign](https://appshunter.io/developer/492684279) | [One In A Billion Ltd](https://appshunter.io/developer/479881389) |

## What reviewers say

### Improvisation Trainer

[App page](https://appshunter.io/ios/app/improvisation-trainer/id1152939460)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $4.99 | one-time |


### Chordio+

[App page](https://appshunter.io/ios/app/chordio-plus-create-and-learn-music/id1662210145)

This music creation and learning tool offers an interactive way to explore chords and scales. It helps users compose songs, store progressions, and connect MIDI controllers for real-time feedback. Ideal for musicians, composers, and educators seeking to enhance their music theory knowledge and creative output.

**Highlights:** Build chord progressions with a sequencer, Chord and scale exploration modes, MIDI controller integration, Custom chord creation and editing, Export MIDI to DAWs, Learn songs with adjustable speed and pitch

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Free Chord Pack | Free | one-time |
| Arabesque No.1 | $0.99 | one-time |
| RnB Chords No.1 | $1.99 | one-time |
| Neo-Soul Tunes 1 | $4.99 | one-time |
| Neo-Soul Progressions 1 | $4.99 | one-time |
| II-V-I Progressions | $4.99 | one-time |
| Jazz Progressions 1 | $4.99 | one-time |
| RnB Progressions 1 | $4.99 | one-time |
| Chord Progressions 251 No.1 | $4.99 | one-time |
| Classical Progressions 1 | $4.99 | one-time |
| Unlock App | $6.99 | one-time |


## Frequently asked questions

### Is Improvisation Trainer free?

Improvisation Trainer is free to download, with in-app purchases available.

### Is Chordio+ free?

Chordio+ is free to download, with in-app purchases available.

### Which has better reviews, Improvisation Trainer or Chordio+?

Improvisation Trainer is rated higher. Improvisation Trainer averages 4.2 out of 5 from 5 ratings, while Chordio+ averages 2.3 from 6 ratings.

### Do Improvisation Trainer or Chordio+ have ads?

Neither Improvisation Trainer nor Chordio+ shows ads.

### Which is updated more often, Improvisation Trainer or Chordio+?

Improvisation Trainer ships an update every 2 months, and Chordio+ every 5 weeks. Most recently, Improvisation Trainer was updated on October 24, 2026 and Chordio+ on October 24, 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.*