# Bach Goldberg Variations vs Touch Tonnetz

The clearest difference is review sentiment: Bach Goldberg Variations at 84% against Touch Tonnetz's 33%. Bach Goldberg Variations also leads on rating (4.0 vs 3.5) and in-app purchases (none vs 1). Touch Tonnetz's advantage is price (Free vs $3.99) and update cadence (every 2 weeks vs every 5 months). On ratings volume and ads there is nothing between them.

Touch Tonnetz is free to download; Bach Goldberg Variations costs $3.99 up front. Touch Tonnetz sells 1 one-off in-app purchase. Bach Goldberg Variations asks for nothing beyond the download.

Bach Goldberg Variations holds the better App Store score, 4.0 against 3.5. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 84% of Bach Goldberg Variations's written reviews are positive against 33% of Touch Tonnetz's.

Bach Goldberg Variations ships an update every 5 months, Touch Tonnetz every 2 weeks. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Bach Goldberg Variations | Touch Tonnetz |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/bach-goldberg-variations/id488618314/reviews)** | [3.5 (4 ratings)](https://appshunter.io/ios/app/touch-tonnetz/id1176422445/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | **84.0% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 62 MB | 87 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Zininworks Inc.](https://appshunter.io/developer/431572491) | [Christopher Michaelis](https://appshunter.io/developer/902580084) |

## What reviewers say

### Bach Goldberg Variations

[App page](https://appshunter.io/ios/app/bach-goldberg-variations/id488618314)

Experience classical music with synchronized sheet music. Listen to high-quality recordings of Bach's Goldberg Variations while following along with the score as it flows in real-time. Features a historic performance by Glenn Gould.

**Highlights:** Synchronized sheet music and audio, High-quality classic recordings, Historic Glenn Gould performance, Detailed track listing, Full album playback

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

**In-app purchases:** none


### Touch Tonnetz

[App page](https://appshunter.io/ios/app/touch-tonnetz/id1176422445)

Explore Neo-Riemannian music theory with an interactive tonal lattice. Hear chords and notes, visualize harmonic transformations, and build custom progressions. Offers multiple instrument sounds and color schemes for a hands-on theoretical exploration.

**Highlights:** Interactive Tonnetz visualization, Real-time harmonic analysis, Progression builder, Custom chord creation, Multiple instrument sets, Pinch-to-zoom functionality

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Touch Tonnetz Forever | $9.99 | one-time |


## Frequently asked questions

### Is Bach Goldberg Variations free?

Bach Goldberg Variations costs $3.99, with no in-app purchases.

### Is Touch Tonnetz free?

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

### Which has better reviews, Bach Goldberg Variations or Touch Tonnetz?

Bach Goldberg Variations is rated higher. Bach Goldberg Variations averages 4.0 out of 5 from 4 ratings, while Touch Tonnetz averages 3.5 from 4 ratings.

### Do Bach Goldberg Variations or Touch Tonnetz have ads?

Neither Bach Goldberg Variations nor Touch Tonnetz shows ads.

### Which is updated more often, Bach Goldberg Variations or Touch Tonnetz?

Bach Goldberg Variations ships an update every 5 months, and Touch Tonnetz every 2 weeks. Most recently, Bach Goldberg Variations was updated on October 27, 2026 and Touch Tonnetz on October 24, 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.*