PegTune – Guitar Tuner
Tune your guitar peg by peg
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Pluck a string and see exactly which peg to turn. Fast, accurate guitar tuning with Standard, Drop D, Open G, DADGAD and a chromatic mode.
PegTune is the simple way to tune your guitar.
Pluck a string and PegTune shows you which peg to turn and which way, tune up or tune down, until the needle turns green.
FEATURES
• Automatic string detection: just play, no tapping needed
• Accurate to the cent, with a smooth, steady needle
• A clear headstock view that lights up the string you're tuning
• Popular tunings: Standard, Drop D, Half Step Down, Open G and DADGAD
• Manual mode: turn AUTO off and tap a string to lock onto it
• Chromatic mode for any instrument and any note
• Works offline. No account, no ads, no tracking
PRIVATE BY DESIGN
PegTune listens through your microphone only while you're tuning. Sound is analysed on your iPhone in real time and is never recorded or sent anywhere.
TIPS
Tune in a quiet room, hold your iPhone near the guitar, and pluck one string at a time.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, Cortexlumora, 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
- CORTEXLUMORA PRIVATE LIMITED
- Size
- 1.2 MB
- Category
- Music
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - Mac
Requires macOS 15.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Cortexlumora Private Limited