# Professional Violin vs Otamatone Studio

The clearest difference is ads: Otamatone Studio at none against Professional Violin's shown. Otamatone Studio also leads on update cadence (every 6 days vs every 4 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Professional Violin sells 1 one-off in-app purchase and Otamatone Studio sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 3.9 for Professional Violin against 3.9 for Otamatone Studio. Both are backed by a comparable volume of ratings — 42 and 50 respectively. Written reviews are what separate them: 43% of Professional Violin's written reviews are positive against 46% of Otamatone Studio's.

Professional Violin ships an update every 4 months, Otamatone Studio every 6 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Professional Violin | Otamatone Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (42 ratings)](https://appshunter.io/ios/app/professional-violin/id1452594913/reviews) | **[3.9 (50 ratings)](https://appshunter.io/ios/app/otamatone-studio/id1476073618/reviews)** |
| Number of ratings | 42 | **50** |
| Positive reviews | 42.9% of reviews | **46.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 208 MB | 89 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Alper Kahriman](https://appshunter.io/developer/1054578352) | [CUBE Co., Ltd.](https://appshunter.io/developer/1471187641) |

## What reviewers say

### Professional Violin

[App page](https://appshunter.io/ios/app/professional-violin/id1452594913)

Experience realistic violin sounds with diverse articulations and advanced tuning. Record and share your musical creations with a variety of expressive tones and effects.

**Highlights:** Realistic violin sounds, Orchestra and Orchestra X sound groups, Microtonal tuning, Transpose adjustment, Reverb and chorus effects, Dynamic key sensitivity, Built-in recorder

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Premium | $9.99 | one-time |


### Otamatone Studio

[App page](https://appshunter.io/ios/app/otamatone-studio/id1476073618)

This app allows you to connect your Otamatone Techno or Neo to your device to change its sound. Explore various instrument sounds, scales, and effects to enhance your musical performances. It also includes built-in rhythms for jamming and a virtual keyboard option.

**Highlights:** Change Otamatone sound with various instruments, Apply different scales for perfect pitch, Add effects like reverb and distortion, Jam along to built-in rhythms, Use a virtual keyboard for playing, Supports Otamatone neo and Techno models

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Features | $3.99 | one-time |


## Frequently asked questions

### Is Professional Violin free?

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

### Is Otamatone Studio free?

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

### Which has better reviews, Professional Violin or Otamatone Studio?

Otamatone Studio is rated higher. Professional Violin averages 3.9 out of 5 from 42 ratings, while Otamatone Studio averages 3.9 from 50 ratings.

### Do Professional Violin or Otamatone Studio have ads?

Professional Violin shows ads; Otamatone Studio does not.

### Which is updated more often, Professional Violin or Otamatone Studio?

Professional Violin ships an update every 4 months, and Otamatone Studio every 6 days. Most recently, Professional Violin was updated on October 26, 2026 and Otamatone Studio on October 25, 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.*