# MusicalSphere vs Interval Ear Training

The clearest difference is update cadence: Interval Ear Training at every 3 days against MusicalSphere's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. MusicalSphere sells 2 one-off in-app purchases and Interval Ear Training sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

MusicalSphere ships an update every 2 weeks, Interval Ear Training every 3 days. The most recent releases landed on October 18, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | MusicalSphere | Interval Ear Training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/interval-ear-training/id6760247705/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | — | Free with in-app purchases |
| Size | 179 MB | 110 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [GEOFFREY, S GRAYSON,](https://appshunter.io/developer/1691764702) | [NORMAN DI BLASIO](https://appshunter.io/developer/1883457080) |

## What reviewers say

### MusicalSphere

[App page](https://appshunter.io/ios/app/musicalsphere/id6745131878)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChordSphere One Time Purchase | $1.99 | one-time |
| ChordSphereTwo One Time Purchase | $1.99 | one-time |


### Interval Ear Training

[App page](https://appshunter.io/ios/app/interval-ear-training/id6760247705)

This app helps musicians and students develop their relative pitch by training them to recognize musical intervals. It offers various listening modes and tracks progress with real-time scoring and performance rankings. Ideal for anyone looking to improve their aural skills and musicianship.

**Highlights:** Identify all 12 musical intervals, Ascending, descending, and harmonic modes, Random root generation, Real-time scoring and accuracy tracking, Performance rankings, Intuitive interface

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |


## Frequently asked questions

### Is MusicalSphere free?

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

### Is Interval Ear Training free?

Interval Ear Training is free to download, with in-app purchases available.

### Do MusicalSphere or Interval Ear Training have ads?

Neither MusicalSphere nor Interval Ear Training shows ads.

### Which is updated more often, MusicalSphere or Interval Ear Training?

MusicalSphere ships an update every 2 weeks, and Interval Ear Training every 3 days. Most recently, MusicalSphere was updated on October 18, 2026 and Interval Ear Training on October 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.*