# Synesthesia Synth vs Tonic Synths

Synesthesia Synth and Tonic Synths are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

On the App Store both sit at effectively the same score — 5.0 for Synesthesia Synth against 5.0 for Tonic Synths. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Synesthesia Synth ships an update every 10 days, Tonic Synths every 11 days. The most recent releases landed on September 19, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Synesthesia Synth | Tonic Synths |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/synesthesia-synth/id6763379132/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/tonic-synths/id6781071843/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 11 days |
| Monetization | Free | Free |
| Size | 141 MB | 20 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MICHELE ZACCAGNINI](https://appshunter.io/developer/1895288560) | [UpTech Works, LLC](https://appshunter.io/developer/1190352695) |

## 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


### Tonic Synths

[App page](https://appshunter.io/ios/app/tonic-synths/id6781071843)

This app offers a portable music studio with 14 unique synthesizers for creating and sculpting audio. Users can draw sounds, program melodies, and apply effects like reverb and compression. Recordings can be exported as WAV files for use in other projects.

**Highlights:** 14 unique synthesizers, XY pad sound sculpting, 8-step melody programming, Resonant filter sculpting, Reverb and compressor effects, 60-second audio recording, WAV file export

**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 Tonic Synths free?

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

### Which has better reviews, Synesthesia Synth or Tonic Synths?

Synesthesia Synth and Tonic Synths are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Synesthesia Synth or Tonic Synths have ads?

Neither Synesthesia Synth nor Tonic Synths shows ads.

### Which is updated more often, Synesthesia Synth or Tonic Synths?

Synesthesia Synth ships an update every 10 days, and Tonic Synths every 11 days. Most recently, Synesthesia Synth was updated on September 19, 2026 and Tonic Synths on September 12, 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.*