# Earz Solo vs Solfa

The clearest difference is in-app purchases: Solfa at none against Earz Solo's 1. Solfa also leads on iOS requirement (12.0 vs 15.0). Earz Solo's advantage is ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. Earz Solo sells 1 in-app purchase, starting at $8.99 per year. Solfa asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Earz Solo | Solfa |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (806 ratings)](https://appshunter.io/ios/app/solfa-learn-musical-notes/id1436741307/reviews)** |
| Number of ratings | — | **806** |
| Positive reviews | **50.0% of reviews** | 49.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Subscription | **Ad-supported** |
| Size | 6 MB | 75 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ger Wolthuis](https://appshunter.io/developer/979496032) | [Alexey Ovod](https://appshunter.io/developer/1545142178) |

## What reviewers say

### Earz Solo

[App page](https://appshunter.io/ios/app/earz-solo/id1038887259)

Learn music theory, note reading, and ear training with interactive lessons and gamified exercises. Explore chords, scales, harmony, and instruments at your own pace. Offers a free demo before purchase.

**Highlights:** Note reading lessons, Music theory instruction, Ear training for chords and scales, Instrument and style recognition, Gamified learning experience, Harmony and interval training

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Earz Solo Yearly | $8.99 | per year |


### Solfa

[App page](https://appshunter.io/ios/app/solfa-learn-musical-notes/id1436741307)

This app is a quiz game designed to help beginners and children learn to read sheet music and identify musical notes. It supports various clefs and note naming systems, making it versatile for different instruments and learning styles.

**Highlights:** Learn musical notes, Read sheet music, Supports multiple clefs, Train sight-reading, Learn tonality and chords, Multiple note naming systems

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple but effective
- 👍 Great for guitar players
- 👍 Teaches fundamentals well
- 👍 Helps improve musicianship

**What reviewers complain about**

- 🔍 Too many ads
- 🐛 Crashes with MIDI connection
- 🐛 Glitchy and buggy
- 🔍 Limited features and options

**Reported bugs**

- Displaying notes outside instrument range
- Incorrectly identifying notes
- Sound not working
- Unable to advance past first screen

**Requested features**

- Option to remove note names
- Thicker lines for guitar frets
- Sight reading component
- Mezzo soprano, baritone clefs
- Ability to choose number of notes per round


## Frequently asked questions

### Is Earz Solo free?

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

### Is Solfa free?

Solfa is free to download, with no in-app purchases.

### Do Earz Solo or Solfa have ads?

Solfa shows ads; Earz Solo does not.

### Which is updated more often, Earz Solo or Solfa?

Earz Solo ships an update every 3 weeks, and Solfa every 3 weeks. Most recently, Earz Solo was updated on October 24, 2026 and Solfa on October 26, 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.*