# ChordLab vs Intervals and Chords

The clearest difference is review sentiment: Intervals and Chords at 83% against ChordLab's 21%. Intervals and Chords also leads on in-app purchases (none vs 10) and ratings volume (10 vs 1). ChordLab's advantage is rating (5.0 vs 4.8) and price ($3.99 vs $5.99). On update cadence, ads, monetization model and device support there is nothing between them.

ChordLab costs $3.99 and Intervals and Chords $5.99 up front. ChordLab sells 10 one-off in-app purchases. Intervals and Chords asks for nothing beyond the download.

ChordLab holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Intervals and Chords has 10 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 21% of ChordLab's written reviews are positive against 83% of Intervals and Chords's, so the app with the better star average is not the one people write more warmly about.

ChordLab ships an update every 3 months, Intervals and Chords every 2 months. The most recent releases landed on October 24, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ChordLab | Intervals and Chords |
| --- | --- | --- |
| Price | **$3.99** | $5.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chordlab/id315157583/reviews)** | [4.8 (10 ratings)](https://appshunter.io/ios/app/intervals-and-chords/id6447244430/reviews) |
| Number of ratings | 1 | **10** |
| Positive reviews | 20.8% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Size | 40 MB | 17 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RoGame Software](https://appshunter.io/developer/285831223) | [Instinctive](https://appshunter.io/developer/553439405) |

## What reviewers say

### ChordLab

[App page](https://appshunter.io/ios/app/chordlab/id315157583)

Explore modern four-part voice leading and chord permutations. This tool helps intermediate musicians discover new chord voicings and understand harmonic structures. Features include a Circle of Fifths, chord finder, and virtual instruments.

**Highlights:** Four-part voice leading calculator, Chord finder for triads and seventh chords, Interactive Circle of Fifths, Virtual piano and guitar instruments, All inversions and standard voicings, Apple Watch app for chord spelling

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 01 Keyboard Pack | $0.99 | one-time |
| 02 Guitar Pack | $0.99 | one-time |
| 03 Bass Pack | $0.99 | one-time |
| 04 Strings Pack | $0.99 | one-time |
| 05 Mallets Pack | $0.99 | one-time |
| 06 Winds Pack | $0.99 | one-time |
| 07 Synths Pack | $0.99 | one-time |
| 08 Folk Pack | $0.99 | one-time |
| 09 Winds Pack 2 | $0.99 | one-time |
| 10 Folk Strings Pack | $0.99 | one-time |


### Intervals and Chords

[App page](https://appshunter.io/ios/app/intervals-and-chords/id6447244430)

This music theory app helps musicians of all levels visualize and understand chords. It features real-time chord detection, key selection, and enhanced visualization for deeper harmonic exploration.

**Highlights:** Real-time chord detection, Key selection for chord adaptation, Enhanced chord rendering, Exploration of inversions and voicings, Instant musical feedback

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

**In-app purchases:** none


## Frequently asked questions

### Is ChordLab free?

ChordLab costs $3.99, and also offers in-app purchases.

### Is Intervals and Chords free?

Intervals and Chords costs $5.99, with no in-app purchases.

### Which has better reviews, ChordLab or Intervals and Chords?

ChordLab is rated higher. ChordLab averages 5.0 out of 5 from 1 ratings, while Intervals and Chords averages 4.8 from 10 ratings.

### Do ChordLab or Intervals and Chords have ads?

Neither ChordLab nor Intervals and Chords shows ads.

### Which is updated more often, ChordLab or Intervals and Chords?

ChordLab ships an update every 3 months, and Intervals and Chords every 2 months. Most recently, ChordLab was updated on October 24, 2026 and Intervals and Chords on October 8, 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.*