# Schubert String Quartets vs Mattheson Duet Sonatas

The clearest difference is price: Mattheson Duet Sonatas at $0.99 against Schubert String Quartets's $6.99. Mattheson Duet Sonatas also leads on iOS requirement (14.0 vs 18.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Schubert String Quartets costs $6.99 and Mattheson Duet Sonatas $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Schubert String Quartets ships an update every 38 months, Mattheson Duet Sonatas every 30 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Schubert String Quartets | Mattheson Duet Sonatas |
| --- | --- | --- |
| Price | $6.99 | **$0.99** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/schubert-string-quartets/id888974275/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 30 months** |
| Monetization | Paid | — |
| Size | 639 MB | 188 MB |
| Requires iOS | 18.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zininworks Inc.](https://appshunter.io/developer/431572491) | [masafumi sasaki](https://appshunter.io/developer/1016775706) |

## What reviewers say

### Schubert String Quartets

[App page](https://appshunter.io/ios/app/schubert-string-quartets/id888974275)

Experience classical music with synchronized sheet music that scrolls automatically. Enjoy high-quality recordings of complete string quartets, with features like background playback and adjustable speed.

**Highlights:** Synchronized auto-scrolling sheet music, Background playback, AirPrint support, Adjustable playback speed, Complete string quartets, High-quality recordings

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

**In-app purchases:** none


### Mattheson Duet Sonatas

[App page](https://appshunter.io/ios/app/mattheson-duet-sonatas/id1561715606)

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

**In-app purchases:** none


## Frequently asked questions

### Is Schubert String Quartets free?

Schubert String Quartets costs $6.99, with no in-app purchases.

### Is Mattheson Duet Sonatas free?

Mattheson Duet Sonatas costs $0.99, with no in-app purchases.

### Do Schubert String Quartets or Mattheson Duet Sonatas have ads?

Neither Schubert String Quartets nor Mattheson Duet Sonatas shows ads.

### Which is updated more often, Schubert String Quartets or Mattheson Duet Sonatas?

Schubert String Quartets ships an update every 38 months, and Mattheson Duet Sonatas every 30 months. Most recently, Schubert String Quartets was updated on October 24, 2026 and Mattheson Duet Sonatas on October 25, 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.*