# StringVest vs Synesthesia Synth

The clearest difference is update cadence: Synesthesia Synth at every 10 days against StringVest's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

StringVest ships an update every 4 months, Synesthesia Synth every 10 days. Both last shipped on September 19, 2026.

## The numbers

| Metric | StringVest | Synesthesia Synth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/synesthesia-synth/id6763379132/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 15 MB | 141 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Philip Vincent](https://appshunter.io/developer/1890469991) | [MICHELE ZACCAGNINI](https://appshunter.io/developer/1895288560) |

## What reviewers say

### StringVest

[App page](https://appshunter.io/ios/app/stringvest/id6761650269)

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

**In-app purchases:** none


### Synesthesia Synth

[App page](https://appshunter.io/ios/app/synesthesia-synth/id6763379132)

An experimental audio-visual instrument that allows users to sculpt evolving spatial audio by manipulating floating capsules. Position, rotation, and pulse changes affect tone, texture, and synchronized particle generation. It's a visual synthesizer, not a game.

**Highlights:** Experimental audio-visual instrument, Sculpt evolving spatial audio, Manipulate floating capsules, Control tone, texture, and particles, Visual synthesizer

**In-app purchases:** none


## Frequently asked questions

### Is StringVest free?

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

### Is Synesthesia Synth free?

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

### Do StringVest or Synesthesia Synth have ads?

Neither StringVest nor Synesthesia Synth shows ads.

### Which is updated more often, StringVest or Synesthesia Synth?

StringVest ships an update every 4 months, and Synesthesia Synth every 10 days. Most recently, StringVest was updated on September 19, 2026 and Synesthesia Synth on September 19, 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.*