# PROTUNE — Pro Guitar Tuner by Dj ASHBA

> Professional guitar and bass tuner with customizable visuals and presets. (iPhone/iPad app by Dark Castle Group, LLC.)

- Source: https://appshunter.io/ios/app/protune/id6758762425 (this page in markdown: same URL + `.md`)
- Developer: [Dark Castle Group, LLC](https://appshunter.io/developer/1895681019)
- Category: Music
- Price: Free with in-app purchases
- Rating: 5.00/5 from 3 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 15.1 · 98 MB
- Languages: American English
- Released: 2026-03-10
- Data updated: 2026-07-29
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/protune/id6758762425/reviews.md

## What is PROTUNE?

PROTUNE is a professional-grade tuner designed by Legendary Guitarist Dj ASHBA for guitarists and bassists who demand precision and style.

PRECISION TUNING
• Real-time pitch detection with studio-quality accuracy
• Customizable A4 reference pitch (430-450 Hz)
• Adjustable sensitivity for any environment

INSTRUMENTS
• 6-String Guitar
• 7-String Guitar
• 12-String Guitar
• 4-String Bass
• 5-String Bass
• 6-String Bass

14+ TUNING PRESETS
• Standard
• Drop D
• Drop C
• Open G
• Open D
• DADGAD
• Half Step Down
• Full Step Down
• And more...

REFERENCE TONES
• Play reference tone for any string
• Clean and Dirty sound modes
• Loop playback option

THREE VISUAL SKINS
• Classic - Sleek dark interface
• Distressed - Grungy rock aesthetic
• Crow - Electric crow silhouette

THREE METER STYLES
• Arc LED - Modern curved display
• Classic - Traditional ruler style
• Strobe - Professional strobe tuner

Privacy Policy: https://protuneapp.com/privacy
Terms of Use (EULA): https://protuneapp.com/terms
Support URL: https://protuneapp.com/support

## Key features

- Real-time pitch detection
- Customizable A4 reference pitch
- 14+ tuning presets
- Reference tones with clean/dirty modes
- Three visual skins
- Three meter styles

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| PROTUNE Pro | $59.99 | per year |
| PROTUNE Pro | $9.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| PROTUNE Pro Lifetime | $99.99 | one-time |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/protune/id6758762425/reviews.md

### 5/5 — Ultimate go-to Studio grade pocket tuner

*2026-03-11*

Finally.. all in one quality professional grade tuner on my smart phone for studio, gig or wherever I may be. It outperforms and tracks better than my brand name strobe tuner. It's a clever app designed by a pro for pro's with smooth graphics.

### 5/5 — A must have for pros or beginners

*2026-03-11*

I love this app. Very easy to use with incredible content. Must have for everyone that loves guitars.

## Frequently asked questions about PROTUNE

### What instruments can PROTUNE tune?

PROTUNE supports a wide range of stringed instruments including 6, 7, and 12-string guitars, as well as 4, 5, and 6-string basses.

### Does PROTUNE have ads?

No, PROTUNE does not contain advertisements, providing an uninterrupted tuning experience.

### What are the visual customization options for PROTUNE?

PROTUNE offers three distinct visual skins: Classic, Distressed, and Crow, allowing users to personalize the app's appearance.

### How accurate is PROTUNE's tuning?

PROTUNE provides real-time pitch detection with studio-quality accuracy, ensuring precise tuning for musicians.

### Can I adjust the tuning sensitivity in PROTUNE?

Yes, PROTUNE allows for adjustable sensitivity, making it suitable for tuning in various environments.

### What tuning presets are available in PROTUNE?

PROTUNE includes over 14 tuning presets such as Standard, Drop D, Drop C, Open G, Open D, DADGAD, Half Step Down, and Full Step Down, among others.

### What is the age rating for PROTUNE?

PROTUNE has an age rating of 4+, making it suitable for a broad audience.

### On which devices can I use PROTUNE?

PROTUNE is available for iPhone, iPad, and iPod devices.

## Version history (last 5 releases)

### 1.0.4 — 2026-07-26

Backend infrastructure update for improved reliability.

### 1.0.3 — 2026-05-01

Fixes an issue where Restore Purchase would not recognize previous PROTUNE Pro purchases. If you've previously purchased PROTUNE Pro, please tap "Restore Purchase" after updating.

### 1.0.2 — 2026-04-30

Bug fixes and improvements.
- Streamlined first-launch experience: onboarding now appears only once for new users.
- Updated branding and copyright information.

### 1.0.1 — 2026-04-06

"Improved genre preset button readability and minor UI fixes."

### 1.0 — 2026-03-10

No release notes.

## More apps by Dark Castle Group, LLC

- [Golf Pubs](https://appshunter.io/ios/app/golf-pubs/id6758583984)

All apps by Dark Castle Group, LLC: https://appshunter.io/developer/1895681019

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-29.*