# Vocal Tune PRO vs Studio 8551

The clearest difference is price: Studio 8551 at Free against Vocal Tune PRO's $7.99. Studio 8551 also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 2). Vocal Tune PRO's advantage is ratings volume (25 vs 2). On ads, device support and iOS requirement there is nothing between them.

Studio 8551 is free to download; Vocal Tune PRO costs $7.99 up front. Vocal Tune PRO sells 2 one-off in-app purchases. Studio 8551 asks for nothing beyond the download.

Studio 8551 holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Vocal Tune PRO has 25 ratings behind it against 2, so its average is the more settled of the two.

Vocal Tune PRO ships an update every 3 weeks, Studio 8551 every 2 days. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Vocal Tune PRO | Studio 8551 |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | [4.0 (25 ratings)](https://appshunter.io/ios/app/vocal-tune-pro/id1660442751/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/studio-8551/id6754598903/reviews)** |
| Number of ratings | **25** | 2 |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Paid | **Free** |
| Size | 12 MB | 5 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Davy Wentzler](https://appshunter.io/developer/1094758622) | [Giuseppe Bassani](https://appshunter.io/developer/558817864) |

## What reviewers say

### Vocal Tune PRO

[App page](https://appshunter.io/ios/app/vocal-tune-pro/id1660442751)

This app offers real-time pitch correction for vocals and monophonic audio. It allows for natural or robotic tuning effects and includes artificial vibrato. It can be used as a plugin in DAWs or in standalone mode.

**Highlights:** Real-time pitch correction, Auto tune vocals, Adjustable retune amount and speed, Artificial vibrato effects, AUv3 plugin support, Standalone mode operation

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starts trial in old v1 version | Free | one-time |
| Unlocks old v1 version | $6.99 | one-time |


### Studio 8551

[App page](https://appshunter.io/ios/app/studio-8551/id6754598903)

Experience a curated music journey with exclusive DJ sets, live performances, and global sounds. Enjoy high-quality streaming, personalized alerts, and social sharing for a soundtrack that fits every moment.

**Highlights:** Exclusive DJ sets, Live performances, Curated playlists, 24/7 high-quality streaming, Show and DJ alerts, Social sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Vocal Tune PRO free?

Vocal Tune PRO costs $7.99, and also offers in-app purchases.

### Is Studio 8551 free?

Studio 8551 is free to download, with no in-app purchases.

### Which has better reviews, Vocal Tune PRO or Studio 8551?

Studio 8551 is rated higher. Vocal Tune PRO averages 4.0 out of 5 from 25 ratings, while Studio 8551 averages 5.0 from 2 ratings.

### Do Vocal Tune PRO or Studio 8551 have ads?

Neither Vocal Tune PRO nor Studio 8551 shows ads.

### Which is updated more often, Vocal Tune PRO or Studio 8551?

Vocal Tune PRO ships an update every 3 weeks, and Studio 8551 every 2 days. Most recently, Vocal Tune PRO was updated on November 3, 2026 and Studio 8551 on October 30, 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.*