# Tone Scan vs Intervals and Chords

The clearest difference is price: Tone Scan at Free against Intervals and Chords's $5.99. Intervals and Chords's advantage is rating (4.8 vs 3.2) and in-app purchases (none vs 4). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Tone Scan is free to download; Intervals and Chords costs $5.99 up front. Tone Scan sells 2 one-off in-app purchases. Intervals and Chords asks for nothing beyond the download.

Intervals and Chords holds the better App Store score, 4.8 against 3.2. Both are backed by a comparable volume of ratings — 6 and 10 respectively. Written reviews point the same way: 50% of Tone Scan's written reviews are positive against 83% of Intervals and Chords's.

Tone Scan ships an update every 7 months, Intervals and Chords every 2 months. The most recent releases landed on October 22, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Tone Scan | Intervals and Chords |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | [3.2 (6 ratings)](https://appshunter.io/ios/app/tone-scan/id1435240826/reviews) | **[4.8 (10 ratings)](https://appshunter.io/ios/app/intervals-and-chords/id6447244430/reviews)** |
| Number of ratings | 6 | **10** |
| Positive reviews | 50.0% of reviews | **83.3% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 4 MB | 17 MB |
| Requires iOS | 15.5 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Openchord Inc.](https://appshunter.io/developer/1435193332) | [Instinctive](https://appshunter.io/developer/553439405) |

## What reviewers say

### Tone Scan

[App page](https://appshunter.io/ios/app/tone-scan/id1435240826)

Analyze live or recorded audio to reveal musical details like pitch, timbre, and tonal balance. This app offers three live scans to help you understand sound more deeply, simplifying tasks like instrument tuning and learning songs by ear.

**Highlights:** Chromatic spectrum analysis, Polyphonic tuner, Note mix for tonal balance, Pitch recognition, Timbre analysis, Instrument tuning, Chord and key spelling

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Audio Free Trial | Free | one-time |
| Unlock Audio | $4.99 | 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 Tone Scan free?

Tone Scan is free to download, with in-app purchases available.

### Is Intervals and Chords free?

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

### Which has better reviews, Tone Scan or Intervals and Chords?

Intervals and Chords is rated higher. Tone Scan averages 3.2 out of 5 from 6 ratings, while Intervals and Chords averages 4.8 from 10 ratings.

### Do Tone Scan or Intervals and Chords have ads?

Neither Tone Scan nor Intervals and Chords shows ads.

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

Tone Scan ships an update every 7 months, and Intervals and Chords every 2 months. Most recently, Tone Scan was updated on October 22, 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.*