# Chord Progression Visualizer vs By Ear PRO

The clearest difference is review sentiment: By Ear PRO at 100% against Chord Progression Visualizer's 0%. By Ear PRO also leads on in-app purchases (none vs 2). Chord Progression Visualizer's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chord Progression Visualizer sells 2 in-app purchases, starting at $2.99 per month. By Ear PRO asks for nothing beyond the download.

Chord Progression Visualizer ships an update every 3 weeks, By Ear PRO every 3 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Chord Progression Visualizer | By Ear PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/chord-progression-visualizer/id6760151335/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 40 MB | 44 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [WABI PLANT](https://appshunter.io/developer/668435822) | [Kenichi Ando](https://appshunter.io/developer/1764800769) |

## What reviewers say

### Chord Progression Visualizer

[App page](https://appshunter.io/ios/app/chord-progression-visualizer/id6760151335)

Visually build and audition chord progressions with color-coded guidance. Sketch, record, and refine your musical ideas, then export them as MIDI to your DAW. Explore harmony and arrangements without needing extensive music theory knowledge.

**Highlights:** Visual chord progression builder, Color-coded harmony guidance, Sketch, record, and loop ideas, Adjust BPM and key, MIDI export to DAW, 19 chord types (premium)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PremiumPlna | $2.99 | per month |
| Premium1Year | $29.99 | per year |


### By Ear PRO

[App page](https://appshunter.io/ios/app/by-ear-pro-slow-down-notate/id6760327561)

This app helps musicians transcribe songs by automatically analyzing chords from audio. It allows for slow playback of difficult phrases and visualizes chords on a piano roll for accurate copying. Users can also create their own transcriptions from scratch.

**Highlights:** AI chord analysis from audio, Pitch-preserving slow playback, Piano roll visualization of chords, Freehand transcription with chord insertion, Project saving and loading, MIDI export

**In-app purchases:** none


## Frequently asked questions

### Is Chord Progression Visualizer free?

Chord Progression Visualizer is free to download, with in-app purchases available.

### Is By Ear PRO free?

By Ear PRO is free to download, with no in-app purchases.

### Do Chord Progression Visualizer or By Ear PRO have ads?

Both Chord Progression Visualizer and By Ear PRO show ads.

### Which is updated more often, Chord Progression Visualizer or By Ear PRO?

Chord Progression Visualizer ships an update every 3 weeks, and By Ear PRO every 3 months. Most recently, Chord Progression Visualizer was updated on October 25, 2026 and By Ear PRO 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.*