PROtune: Guitar Tuner & Chords
All String Instruments Tuning
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
PROtune is a professional-grade tuning and chord generation tool designed for musicians who demand accuracy and flexibility. Leveraging advanced digital signal processing (DSP), it provides highly precise tuning and intelligent chord analysis for multiple string instruments.
Key Features
• Precision Tuning – Achieve up to 0.135 Hz accuracy (equivalent to 0.5 cent at A4 = 440 Hz), ensuring reliable pitch correction.
• Advanced DSP Processing – Instrument-specific frequency spectrum filtering, microphone calibration, dynamic input level adjustment, and harmonic suppression for clean and accurate detection.
• Real-Time Note Recognition – Instant pitch detection with minimal latency.
• Support for Multiple String Instruments – Compatible with various tunings and instrument types.
• Adjustable Base Frequency – Modify reference tuning from the standard 440 Hz as needed.
Chord Generation & Complexity Assessment
• Generated Chords for Any Instrument – Supports instruments with any number of strings.
• Tuning-Aware Chord Generation – Automatically adapts to custom tunings.
• Advanced Complexity Assessment – Evaluates the playability of generated chords, considering finger positioning and hand ergonomics.
PROtune is built for precision and adaptability, ensuring a reliable experience whether tuning an instrument or analyzing playable chords.
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
* Enjoy more of PROtune for free, with a simpler and clearer purchase structure
* Updated for the latest iOS version
* Minor bug fixes and improvements
The developer, SilkIdea s.r.o., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- SilkIdea s.r.o.
- Size
- 87.8 MB
- Category
- Music
- Compatibility
Requires iOS 15.6 or later.
- iPhone
Requires iOS 15.6 or later. - iPad
Requires iPadOS 15.6 or later. - iPod touch
Requires iOS 15.6 or later. - Mac
Requires macOS 12.5 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 8 more
- English, Czech, French, German, Italian, Polish, Portuguese, Spanish, Turkish
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- PROtune+ $19.99
- PROtune+ $9.99
- PROtune+ $1.99
- Copyright
- © 2025 SilkIdea s.r.o.