# Chord Hero vs permutation group

The clearest difference is in-app purchases: permutation group at none against Chord Hero's 4. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chord Hero sells 4 in-app purchases, starting at $4.99 per 7 days. permutation group asks for nothing beyond the download.

## The numbers

| Metric | Chord Hero | permutation group |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/chord-hero-learn-guitar/id6747186838/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 6 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Simpel Nem IT](https://appshunter.io/developer/1084831792) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Chord Hero

[App page](https://appshunter.io/ios/app/chord-hero-learn-guitar/id6747186838)

Learn guitar with gamified lessons and real-time feedback. This app turns your phone into a beginner guitar coach, guiding you through chords and songs with interactive exercises. It includes a tuner, metronome, and progress tracking to make learning enjoyable and effective.

**Highlights:** Gamified guitar lessons, Real-time chord feedback, Built-in tuner, Adjustable metronome, Progress tracking, Custom song generation

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $4.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Yearly Premium | $39.99 | per year |
| Lifetime Premium | $99.99 | one-time |


### permutation group

[App page](https://appshunter.io/ios/app/permutation-group/id6757737753)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chord Hero free?

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

### Is permutation group free?

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

### Do Chord Hero or permutation group have ads?

Neither Chord Hero nor permutation group shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*