Aura Tuner
Tune Any Instrument, Find Keys
Free · In‑App Purchases
100% free. No ads. No subscriptions. A precision chromatic tuner with a built-in metronome — tap tempo, accents, and subdivisions. Just open and play.
Tune any instrument. Detect any key. Completely free.
Aura Tuner is a professional-grade chromatic tuner and real-time key analyzer with a stunning, distraction-free interface.
CHROMATIC TUNER
Ultra-responsive pitch detection powered by real-time audio analysis. The needle settles with fluid, physics-based animations as you tune guitar, bass, violin, ukulele, piano, voice, brass, woodwinds, and more. Accuracy down to ±1 cent.
KEY ANALYZER
Play or sing anything and Aura Tuner identifies the musical key in real time. Perfect for songwriters, producers, and musicians who need to know what key they're playing in — instantly.
COMPLETELY FREE
- No ads — ever
- No in-app purchases required for core features
- No "watch a video to unlock" gates
- No subscriptions needed
- Every feature available from day one
DESIGNED FOR MUSICIANS
- Liquid Glass interfac, minimal, elegant, zero distractions
- Real-time Hz and cent readout
- Customizable reference pitch (A4 = 415–465 Hz)
- Preset tunings for guitar, bass, ukulele, violin, and more
- Works in loud environments with advanced noise filtering
- Dark mode native, easy on the eyes at any gig
Built by musicians. No compromises. Just open the app and play.
Redesigned metronome, built right into the tuner:
- Tap tempo — tap the dial to set your tempo by feel
- Per-beat accents — tap any beat to cycle strong, medium, normal, or muted
- Time signatures from 2 to 12, in quarters or eighths
- Rhythmic subdivisions — eighths, triplets, sixteenths, swing, and more
- Smoother, more precise timing engine
Plus general polish and stability improvements.
The developer, Antonio Esposito, 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
- Antonio Esposito
- Size
- 5 MB
- Category
- Music
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Big Feast $22.99
- Lunch $8.99
- Cappuccino $2.99
- Espresso $0.99
- Copyright
- © Antonio Esposito