# Violibration Studio vs Rithmatic

The clearest difference is price: Rithmatic at Free against Violibration Studio's $9.99. Rithmatic also leads on in-app purchases (none vs 8) and update cadence (every 2 days vs every 3 weeks). On ads there is nothing between them.

Rithmatic is free to download; Violibration Studio costs $9.99 up front. Violibration Studio sells 8 one-off in-app purchases. Rithmatic asks for nothing beyond the download.

Violibration Studio ships an update every 3 weeks, Rithmatic every 2 days. The most recent releases landed on October 17, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Violibration Studio | Rithmatic |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[4.0 (4 ratings)](https://appshunter.io/ios/app/rithmatic-fm-synth/id6794107110/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 16 MB | 64 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Thomas Richardson](https://appshunter.io/developer/1887851473) | [MADE WITH BEST PRACTICE LLC](https://appshunter.io/developer/6779338119) |

## What reviewers say

### Violibration Studio

[App page](https://appshunter.io/ios/app/violibration-studio/id6761793199)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deep Focus | $0.29 | one-time |
| Breath Arc | $0.29 | one-time |
| Rainglass | $0.29 | one-time |
| Sunset Drift | $0.29 | one-time |
| Grounding Grid | $0.29 | one-time |
| Stride Signal | $0.29 | one-time |
| Pulse Lab | $0.29 | one-time |
| Unlock Everything | $1.99 | one-time |


### Rithmatic

[App page](https://appshunter.io/ios/app/rithmatic-fm-synth/id6794107110)

This app is an FM synthesizer featuring a vast library of classic voices. It allows users to explore, learn, build, and blend sounds using an intuitive interface and an AUv3 plugin for DAWs. It offers a comprehensive synthesis engine and various playback options.

**Highlights:** 36,118 classic DX7 voices included, AUv3 plugin for DAWs, Patch Builder to learn FM synthesis, Sound blending feature, On-screen and MIDI keyboard support, Arpeggiator and latch function, WAV export

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Violibration Studio free?

Violibration Studio costs $9.99, and also offers in-app purchases.

### Is Rithmatic free?

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

### Do Violibration Studio or Rithmatic have ads?

Neither Violibration Studio nor Rithmatic shows ads.

### Which is updated more often, Violibration Studio or Rithmatic?

Violibration Studio ships an update every 3 weeks, and Rithmatic every 2 days. Most recently, Violibration Studio was updated on October 17, 2026 and Rithmatic on October 13, 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.*