# iHarmony vs Electro Clash

The clearest difference is in-app purchases: iHarmony at none against Electro Clash's 4. iHarmony also leads on ratings volume (12 vs 1). Electro Clash's advantage is rating (5.0 vs 4.8). On price, update cadence, ads and device support there is nothing between them.

iHarmony costs $0.99 and Electro Clash $0.99 up front. Electro Clash sells 4 one-off in-app purchases. iHarmony asks for nothing beyond the download.

Electro Clash holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: iHarmony has 12 ratings behind it against 1, so its average is the more settled of the two.

iHarmony ships an update every 5 weeks, Electro Clash every 3 weeks. The most recent releases landed on September 25, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | iHarmony | Electro Clash |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [4.8 (12 ratings)](https://appshunter.io/ios/app/iharmony/id292413210/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/electro-clash/id6757228920/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 77.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Size | 5 MB | 21 MB |
| Requires iOS | **26.0** | 26.1 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Alberto De Bortoli](https://appshunter.io/developer/292413213) | [Pieter Hartzenberg](https://appshunter.io/developer/495577297) |

## What reviewers say

### iHarmony

[App page](https://appshunter.io/ios/app/iharmony/id292413210)

This app provides musicians with instant access to a comprehensive music theory reference. It includes scales, chords, harmonizations, and notes with audio playback and support for multiple notation systems. It's designed for songwriting, studying, and quick reference.

**Highlights:** 1500+ scales, chords, and harmonizations, Chord harmonizations for every scale, Audio playback for every entry, Four notation systems (English, Italian, German, French), Full-text search, Offline functionality

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

**In-app purchases:** none

**What reviewers like**

- 👍 Quick and easy to use
- 🎶 Great for learning scales and chords
- 💡 Useful for songwriting and composition
- 🎵 Provides audio playback of scales/chords
- 📚 Comprehensive music theory reference

**What reviewers complain about**

- ❌ Audio issues (no sound, distorted sound)
- 🎛️ Some incorrect notation/spelling
- 🎨 Outdated UI/design
- ❓ Confusing navigation/layout
- 🔊 Sound not matching notes

**Reported bugs**

- Audio not working on iPhone
- Database null error
- Speaker distortion at high volume
- Playback sounds stilted/uneven
- Info link works irregularly or doesn't appear

**Requested features**

- Save favorite scales
- Add more exotic scales
- Allow harmonic playback (all notes simultaneously)
- Provide other theory features (harmonic substitutions, polychords, inversions)
- Add a search function for chords/scales


### Electro Clash

[App page](https://appshunter.io/ios/app/electro-clash/id6757228920)

Explore a curated selection of 100 electronic music albums over 100 days. This app enhances your music discovery by providing daily recommendations. Requires an Apple Music subscription to use.

**Highlights:** Discover 100 curated albums, 100-day discovery period, Daily electronic music recommendations, Requires Apple Music subscription

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| White Icon | Free | one-time |
| Blue Icon | $0.99 | one-time |
| Purple Icon | $0.99 | one-time |
| Green Icon | $0.99 | one-time |


## Frequently asked questions

### Is iHarmony free?

iHarmony costs $0.99, with no in-app purchases.

### Is Electro Clash free?

Electro Clash costs $0.99, and also offers in-app purchases.

### Which has better reviews, iHarmony or Electro Clash?

Electro Clash is rated higher. iHarmony averages 4.8 out of 5 from 12 ratings, while Electro Clash averages 5.0 from 1 ratings.

### Do iHarmony or Electro Clash have ads?

Neither iHarmony nor Electro Clash shows ads.

### Which is updated more often, iHarmony or Electro Clash?

iHarmony ships an update every 5 weeks, and Electro Clash every 3 weeks. Most recently, iHarmony was updated on September 25, 2026 and Electro Clash on September 17, 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.*