# MIDIBLU vs Violin Tuner

The clearest difference is price: MIDIBLU at Free against Violin Tuner's $19.99. MIDIBLU also leads on in-app purchases (none vs 2) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

MIDIBLU is free to download; Violin Tuner costs $19.99 up front. Violin Tuner sells 2 in-app purchases, starting at $2.99 per 7 days. MIDIBLU asks for nothing beyond the download.

MIDIBLU ships an update every 2 weeks, Violin Tuner every 3 weeks. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | MIDIBLU | Violin Tuner |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 168 MB | 56 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [sung keun lee](https://appshunter.io/developer/1434635468) | [NETIGEN Kluzowicz sp. j.](https://appshunter.io/developer/892331873) |

## What reviewers say

### MIDIBLU

[App page](https://appshunter.io/ios/app/midiblu/id1434635469)

**Features:** macOS Compatibility

**In-app purchases:** none


### Violin Tuner

[App page](https://appshunter.io/ios/app/violin-tuner-xtuner-pro/id6744936213)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription + trial | $2.99 | per 7 days |
| Forever one-time payment | $19.99 | one-time |


## Frequently asked questions

### Is MIDIBLU free?

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

### Is Violin Tuner free?

Violin Tuner costs $19.99, and also offers in-app purchases.

### Do MIDIBLU or Violin Tuner have ads?

Violin Tuner shows ads; MIDIBLU does not.

### Which is updated more often, MIDIBLU or Violin Tuner?

MIDIBLU ships an update every 2 weeks, and Violin Tuner every 3 weeks. Most recently, MIDIBLU was updated on October 19, 2026 and Violin Tuner on October 9, 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.*