# MIDIBLU vs Chorus Lesson

The clearest difference is price: MIDIBLU at Free against Chorus Lesson's $2.99. MIDIBLU also leads on in-app purchases (none vs 10) and device support (3 vs 1). On update cadence and ads there is nothing between them.

MIDIBLU is free to download; Chorus Lesson costs $2.99 up front. Chorus Lesson sells 10 one-off in-app purchases. MIDIBLU asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | MIDIBLU | Chorus Lesson |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 168 MB | 228 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [sung keun lee](https://appshunter.io/developer/1434635468) | [NOKKEUSI Inc.](https://appshunter.io/developer/482532151) |

## What reviewers say

### MIDIBLU

[App page](https://appshunter.io/ios/app/midiblu/id1434635469)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chorus Lesson

[App page](https://appshunter.io/ios/app/chorus-lesson/id1515226301)

This app functions as a MIDI player designed for personal choral practice. It allows users to isolate individual parts, adjust volume and panning, and change playback speed for tailored practice sessions. Standard MIDI files can be played, with additional song data available for purchase.

**Highlights:** MIDI player for choral practice, Mute, solo, volume, panning per part, Adjustable playback speed, Play standard MIDI files, Purchase song data in-app

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30-days Trial for free | Free | one-time |
| BWV227 All through | Free | one-time |
| BWV226-1 Bars 1-145 | Free | one-time |
| Trial for 14 days | Free | one-time |
| BWV226-2 Bars146-244 | $0.99 | one-time |
| BWV226-3 Bars245-268 | $0.99 | one-time |
| BWV226 Complete set | $0.99 | one-time |
| BWV225 Complete set | $0.99 | one-time |
| BWV228; Fürchte dich nicht,... | $0.99 | one-time |
| BWV229; Komm, Jesu, komm | $0.99 | one-time |


## Frequently asked questions

### Is MIDIBLU free?

MIDIBLU is free to download, with no in-app purchases.

### Is Chorus Lesson free?

Chorus Lesson costs $2.99, and also offers in-app purchases.

### Do MIDIBLU or Chorus Lesson have ads?

Neither MIDIBLU nor Chorus Lesson shows ads.

### Which is updated more often, MIDIBLU or Chorus Lesson?

MIDIBLU ships an update every 2 weeks, and Chorus Lesson every 2 weeks. Most recently, MIDIBLU was updated on October 3, 2026 and Chorus Lesson on October 16, 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.*