# Synesthesia VR vs Dionabox

The clearest difference is in-app purchases: Synesthesia VR at none against Dionabox's 2. Synesthesia VR also leads on ads (none vs shown) and update cadence (fortnightly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Dionabox sells 2 in-app purchases, starting at $5.99 per month. Synesthesia VR asks for nothing beyond the download.

Synesthesia VR ships an update fortnightly, Dionabox every 2 months. The most recent releases landed on October 2, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Synesthesia VR | Dionabox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (3 ratings)](https://appshunter.io/ios/app/synesthesia-vr/id1263877297/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free | — |
| Size | 156 MB | 48 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [denkwerk GmbH](https://appshunter.io/developer/459104980) | [DIONAMITE LDA](https://appshunter.io/developer/1708419610) |

## What reviewers say

### Synesthesia VR

[App page](https://appshunter.io/ios/app/synesthesia-vr/id1263877297)

Experience colored hearing in virtual reality. This app simulates synesthesia, where sounds transform into moving shapes and figures. Explore the world through the eyes of individuals with this unique sensory phenomenon.

**Highlights:** Virtual reality synesthesia simulation, Sounds transform into visual shapes, Experience colored hearing, See through the eyes of synesthetes, Explore unique sensory perceptions

**Features:** macOS Compatibility

**In-app purchases:** none


### Dionabox

[App page](https://appshunter.io/ios/app/dionabox/id6757491005)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dionabox Pro Monthly | $5.99 | per month |
| Dionabox Pro Annual | $59.99 | per year |


## Frequently asked questions

### Is Synesthesia VR free?

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

### Is Dionabox free?

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

### Do Synesthesia VR or Dionabox have ads?

Dionabox shows ads; Synesthesia VR does not.

### Which is updated more often, Synesthesia VR or Dionabox?

Synesthesia VR ships an update fortnightly, and Dionabox every 2 months. Most recently, Synesthesia VR was updated on October 2, 2026 and Dionabox on September 17, 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.*