# Synesthesia Synth vs Hoverophone

The clearest difference is rating: Synesthesia Synth at 5.0 against Hoverophone's 4.3. On price, ratings volume, update cadence and ads there is nothing between them.

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

Synesthesia Synth holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Synesthesia Synth ships an update every 10 days, Hoverophone weekly. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Synesthesia Synth | Hoverophone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/synesthesia-synth/id6763379132/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/hoverophone-theremin-synth/id6781463406/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Free | Free |
| Size | 141 MB | 4 MB |
| Requires iOS | **16.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MICHELE ZACCAGNINI](https://appshunter.io/developer/1895288560) | [Maxim Oransky](https://appshunter.io/developer/1639941241) |

## What reviewers say

### 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


### Hoverophone

[App page](https://appshunter.io/ios/app/hoverophone-theremin-synth/id6781463406)

This app reimagines the theremin for your iPhone, allowing you to play music by waving your hands in the air without touching the screen. It offers a polyphonic synthesizer with various sound options and microtonal capabilities for unique musical exploration.

**Highlights:** Air-based theremin playing with front camera hand tracking, Polyphonic synthesizer with multiple voice options, Microtonal keyboard with 12-TET or 24-TET quarter tones, Stack up to twelve notes by pinning voices, Continuous pitch glide and volume control, Fully offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is Synesthesia Synth free?

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

### Is Hoverophone free?

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

### Which has better reviews, Synesthesia Synth or Hoverophone?

Synesthesia Synth is rated higher. Synesthesia Synth averages 5.0 out of 5 from 2 ratings, while Hoverophone averages 4.3 from 3 ratings.

### Do Synesthesia Synth or Hoverophone have ads?

Neither Synesthesia Synth nor Hoverophone shows ads.

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

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