# Chords Trainer vs KAiKU Control

The clearest difference is price: KAiKU Control at Free against Chords Trainer's $2.99. Chords Trainer's advantage is update cadence (every 2 months vs every 5 months) and iOS requirement (12.4 vs 14.0). On ads, in-app purchases and device support there is nothing between them.

KAiKU Control is free to download; Chords Trainer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Chords Trainer ships an update every 2 months, KAiKU Control every 5 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Chords Trainer | KAiKU Control |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.7 (7 ratings)](https://appshunter.io/ios/app/chords-trainer/id1117197465/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 5 months |
| Monetization | Paid | — |
| Size | 21 MB | 65 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Plearn LLC](https://appshunter.io/developer/6792172523) | [Care Us Oy](https://appshunter.io/developer/1561467992) |

## What reviewers say

### Chords Trainer

[App page](https://appshunter.io/ios/app/chords-trainer/id1117197465)

Learn to recognize and play musical chords quickly. This app offers a comprehensive chord dictionary and practice modes, including games, to enhance your music learning journey. Improve your understanding of chords represented by symbols, notes, or keyboard layouts.

**Highlights:** Comprehensive chord library, Customizable learning options, Practice, watch, and game modes, Intelligent question generation, Real sample sound, Chord lookup dictionary

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

**In-app purchases:** none


### KAiKU Control

[App page](https://appshunter.io/ios/app/kaiku-control/id1450527844)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chords Trainer free?

Chords Trainer costs $2.99, with no in-app purchases.

### Is KAiKU Control free?

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

### Do Chords Trainer or KAiKU Control have ads?

Neither Chords Trainer nor KAiKU Control shows ads.

### Which is updated more often, Chords Trainer or KAiKU Control?

Chords Trainer ships an update every 2 months, and KAiKU Control every 5 months. Most recently, Chords Trainer was updated on October 24, 2026 and KAiKU Control on October 26, 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.*