# Synesthesia Synth vs Beep Boop

The clearest difference is in-app purchases: Synesthesia Synth at none against Beep Boop's 2. Beep Boop's advantage is update cadence (daily vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Beep Boop sells 2 in-app purchases, starting at $1.00 per month. Synesthesia Synth asks for nothing beyond the download.

Synesthesia Synth ships an update every 10 days, Beep Boop daily. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Synesthesia Synth | Beep Boop |
| --- | --- | --- |
| 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** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Daily** |
| Monetization | Free | — |
| Size | 141 MB | 8 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MICHELE ZACCAGNINI](https://appshunter.io/developer/1895288560) | [Eugene D'Hage-Craig](https://appshunter.io/developer/672987431) |

## 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


### Beep Boop

[App page](https://appshunter.io/ios/app/beep-boop-beat-maker/id6819137757)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BeepBoop Monthly | $1.00 | per month |
| BeepBoop For Life | $10.00 | one-time |


## Frequently asked questions

### Is Synesthesia Synth free?

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

### Is Beep Boop free?

Beep Boop is free to download, with in-app purchases available.

### Do Synesthesia Synth or Beep Boop have ads?

Neither Synesthesia Synth nor Beep Boop shows ads.

### Which is updated more often, Synesthesia Synth or Beep Boop?

Synesthesia Synth ships an update every 10 days, and Beep Boop daily. Most recently, Synesthesia Synth was updated on November 5, 2026 and Beep Boop on November 6, 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.*