# iHarmony vs Calmus Remote

The clearest difference is review sentiment: iHarmony at 77% against Calmus Remote's 30%. iHarmony also leads on rating (4.8 vs 4.0) and update cadence (every 5 weeks vs every 3 months). Calmus Remote's advantage is device support (4 vs 2) and price ($1.99 vs $2.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

iHarmony costs $2.99 and Calmus Remote $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iHarmony holds the better App Store score, 4.8 against 4.0. Both are backed by a comparable volume of ratings — 13 and 6 respectively. Written reviews point the same way: 77% of iHarmony's written reviews are positive against 30% of Calmus Remote's.

iHarmony ships an update every 5 weeks, Calmus Remote every 3 months. The most recent releases landed on November 10, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | iHarmony | Calmus Remote |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[4.8 (13 ratings)](https://appshunter.io/ios/app/iharmony/id292413210/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/calmus-remote/id1357955372/reviews) |
| Number of ratings | **13** | 6 |
| Positive reviews | **77.3% of reviews** | 30.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 13 MB | 287 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Alberto De Bortoli](https://appshunter.io/developer/292413213) | [Erki-tonlist sf](https://appshunter.io/developer/929321904) |

## What reviewers say

### iHarmony

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

This music theory reference app provides instant access to scales, chords, and harmonizations with audio playback. It supports multiple notation systems and offline use, making it a comprehensive tool for musicians of all levels.

**Highlights:** 1500+ scales, chords, and harmonizations, Chord harmonizations for every scale, Audio playback for every entry, Four notation systems, 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


### Calmus Remote

[App page](https://appshunter.io/ios/app/calmus-remote/id1357955372)

Create original, royalty-free music using AI and your input. Ideal for film, TV, games, or personal projects. Record audio output directly through the control center.

**Highlights:** AI-powered music composition, Royalty-free music generation, Input-based music creation, Music for media and personal use, Direct audio recording

**In-app purchases:** none


## Frequently asked questions

### Is iHarmony free?

iHarmony costs $2.99, with no in-app purchases.

### Is Calmus Remote free?

Calmus Remote costs $1.99, with no in-app purchases.

### Which has better reviews, iHarmony or Calmus Remote?

iHarmony is rated higher. iHarmony averages 4.8 out of 5 from 13 ratings, while Calmus Remote averages 4.0 from 6 ratings.

### Do iHarmony or Calmus Remote have ads?

Neither iHarmony nor Calmus Remote shows ads.

### Which is updated more often, iHarmony or Calmus Remote?

iHarmony ships an update every 5 weeks, and Calmus Remote every 3 months. Most recently, iHarmony was updated on November 10, 2026 and Calmus Remote on November 6, 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.*