# Intervals and Chords vs AxeNotes

The clearest difference is update cadence: Intervals and Chords at every 2 months against AxeNotes's every 11 months. AxeNotes's advantage is price ($1.99 vs $5.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Intervals and Chords costs $5.99 and AxeNotes $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Intervals and Chords ships an update every 2 months, AxeNotes every 11 months. Both last shipped on October 8, 2026.

## The numbers

| Metric | Intervals and Chords | AxeNotes |
| --- | --- | --- |
| Price | $5.99 | **$1.99** |
| Rating | **[4.8 (10 ratings)](https://appshunter.io/ios/app/intervals-and-chords/id6447244430/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Monetization | Paid | — |
| Size | 17 MB | 6 MB |
| Requires iOS | **15.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Instinctive](https://appshunter.io/developer/553439405) | [Joseph Svantner](https://appshunter.io/developer/1734232346) |

## What reviewers say

### 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


### AxeNotes

[App page](https://appshunter.io/ios/app/axenotes/id6499171014)

**In-app purchases:** none


## Frequently asked questions

### Is Intervals and Chords free?

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

### Is AxeNotes free?

AxeNotes costs $1.99, with no in-app purchases.

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

Neither Intervals and Chords nor AxeNotes shows ads.

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

Intervals and Chords ships an update every 2 months, and AxeNotes every 11 months. Most recently, Intervals and Chords was updated on October 8, 2026 and AxeNotes 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.*