# Sounds Studio vs Harmonium Lessons

The clearest difference is in-app purchases: Sounds Studio at none against Harmonium Lessons's 2. Sounds Studio also leads on update cadence (every 5 days vs every 2 weeks) and iOS requirement (13.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Harmonium Lessons sells 2 in-app purchases, starting at $4.99 per month. Sounds Studio asks for nothing beyond the download.

Sounds Studio ships an update every 5 days, Harmonium Lessons every 2 weeks. The most recent releases landed on September 29, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Sounds Studio | Harmonium Lessons |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 141 MB | 10 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Cem Ilgun](https://appshunter.io/developer/1543649985) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### Sounds Studio

[App page](https://appshunter.io/ios/app/sounds-studio/id6757679037)

**Features:** macOS Compatibility

**In-app purchases:** none


### Harmonium Lessons

[App page](https://appshunter.io/ios/app/harmonium-lessons-soloist/id6776353071)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Harmonium Monthl | $4.99 | per month |
| Harmonium Yearl | $39.99 | per year |


## Frequently asked questions

### Is Sounds Studio free?

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

### Is Harmonium Lessons free?

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

### Do Sounds Studio or Harmonium Lessons have ads?

Neither Sounds Studio nor Harmonium Lessons shows ads.

### Which is updated more often, Sounds Studio or Harmonium Lessons?

Sounds Studio ships an update every 5 days, and Harmonium Lessons every 2 weeks. Most recently, Sounds Studio was updated on September 29, 2026 and Harmonium Lessons 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.*