# Mapping Tonal Harmony Pro vs ChordProg Ear Trainer

The clearest difference is price: ChordProg Ear Trainer at Free against Mapping Tonal Harmony Pro's $14.99. ChordProg Ear Trainer also leads on review sentiment (75% vs 49%) and rating (4.4 vs 4.1). Mapping Tonal Harmony Pro's advantage is ratings volume (65 vs 16). On ads, in-app purchases, monetization model and device support there is nothing between them.

ChordProg Ear Trainer is free to download; Mapping Tonal Harmony Pro costs $14.99 up front. Mapping Tonal Harmony Pro sells 5 one-off in-app purchases and ChordProg Ear Trainer sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

ChordProg Ear Trainer holds the better App Store score, 4.4 against 4.1. Both are backed by a comparable volume of ratings — 65 and 16 respectively. Written reviews point the same way: 49% of Mapping Tonal Harmony Pro's written reviews are positive against 75% of ChordProg Ear Trainer's.

Mapping Tonal Harmony Pro ships an update every 10 days, ChordProg Ear Trainer every 5 days. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Mapping Tonal Harmony Pro | ChordProg Ear Trainer |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | [4.1 (65 ratings)](https://appshunter.io/ios/app/mapping-tonal-harmony-pro/id566767002/reviews) | **[4.4 (16 ratings)](https://appshunter.io/ios/app/chordprog-ear-trainer/id1454739512/reviews)** |
| Number of ratings | **65** | 16 |
| Positive reviews | 49.4% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 5 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 280 MB | 116 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MDECKS MUSIC, LLC](https://appshunter.io/developer/566767005) | [DevDa AS](https://appshunter.io/developer/1708225323) |

## What reviewers say

### Mapping Tonal Harmony Pro

[App page](https://appshunter.io/ios/app/mapping-tonal-harmony-pro/id566767002)

This comprehensive music theory tool helps musicians analyze, reharmonize, and create music. It offers AI-powered harmonic analysis, play-along practice, and score printing. Ideal for students, performers, composers, and teachers.

**Highlights:** AI Harmonic Analysis, Reharmonize Songs, Play-along Practice, Create Harmonic Progressions, Print/Export Scores, Study Tonal Harmony Concepts

**Features:** Family Sharing, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Analyzer | $5.99 | one-time |
| Target Notes | $6.99 | one-time |
| Upper Structures | $6.99 | one-time |
| 1000+ Jazz Standards | $9.99 | one-time |
| Bird Bebop Progressions | $9.99 | one-time |

**What reviewers like**

- 🎵 Exceptional sound quality and backing tracks
- 🎓 Powerful harmonic analysis and visualization tool
- 🎹 Comprehensive chord voicing options
- 💡 Innovative tonal harmony mapping concept
- 🎼 Excellent for jazz improvisation and composition

**What reviewers complain about**

- 😕 Steep learning curve and non-intuitive UI
- 🐛 Frequent crashes and stability issues
- 📱 Poor optimization for iPhone (too small)
- 🔋 Significant battery drain in background
- 💰 Expensive with many paywalled features

**Reported bugs**

- App crashes on play button press
- Crashes when touching chords on map or staff
- Voicing keyboard not showing during playback
- Transposition not working properly
- Repeat signs non-functional on iOS

**Requested features**

- Simpler, more intuitive user interface redesign
- In-app written manual and better documentation
- Pause button in playback controls
- Easier loop and measure selection functionality
- Support for more time signatures beyond 4/4 and 3/4


### ChordProg Ear Trainer

[App page](https://appshunter.io/ios/app/chordprog-ear-trainer/id1454739512)

This app offers a realistic music training experience by using real audio clips to teach chord progressions, intervals, chords, and scales. It provides over 500 audio clips for practice and is designed to help prepare users for ear training tests.

**Highlights:** Chord progression recognition, Interval recognition exercises, Chord recognition exercises, Scale recognition exercises, 500+ real audio clips, Music theory exploration, Regular updates with new features

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly premium subscription! | $2.99 | per month |
| Yearly Premium Subscription! | $24.99 | per year |


## Frequently asked questions

### Is Mapping Tonal Harmony Pro free?

Mapping Tonal Harmony Pro costs $14.99, and also offers in-app purchases.

### Is ChordProg Ear Trainer free?

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

### Which has better reviews, Mapping Tonal Harmony Pro or ChordProg Ear Trainer?

ChordProg Ear Trainer is rated higher. Mapping Tonal Harmony Pro averages 4.1 out of 5 from 65 ratings, while ChordProg Ear Trainer averages 4.4 from 16 ratings.

### Do Mapping Tonal Harmony Pro or ChordProg Ear Trainer have ads?

Neither Mapping Tonal Harmony Pro nor ChordProg Ear Trainer shows ads.

### Which is updated more often, Mapping Tonal Harmony Pro or ChordProg Ear Trainer?

Mapping Tonal Harmony Pro ships an update every 10 days, and ChordProg Ear Trainer every 5 days. Most recently, Mapping Tonal Harmony Pro was updated on November 1, 2026 and ChordProg Ear Trainer on November 2, 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.*