KiliTuner is a precise, minimalist tuner app designed for musicians who value clarity and accuracy.
Whether you play guitar, violin, or any other string instrument, KiliTuner helps you stay perfectly in tune — instantly and intuitively, showing both the note name and octave (such as A4 or E2) so you always know exactly where you are in your instrument's range.
Accurate Pitch Detection – Real-time pitch tracking powered by advanced DSP for professional precision
Visual Tuning Meter – Clear, color-coded feedback helps you fine-tune every note with confidence
Auto Note & Octave Recognition – Instantly identifies the nearest note with octave number (e.g. A4, E2) and deviation in cents
Metronome & Tone Generator – Built-in tools for rhythm practice and reference tones
Ad-Supported Free Version – Optional subscription removes ads for a clean, distraction-free experience
Apple Watch Tuner – Native tuning display and controls on Apple Watch, with iPhone handling sound output
Simple, accurate, and elegant — KiliTuner brings professional-grade tuning to your iPhone and iPad.
Now supports Apple Watch
KiliTuner includes native Apple Watch tuning support, allowing you to view and adjust tuning directly on your wrist while keeping your playing posture.
Note: Metronome and tone generator audio are played on iPhone for reliability.
Wrist-based tuner – View tuning information directly on Apple Watch
iPhone sound output – Apple Watch controls iPhone to produce metronome and tuning tone audio
Subscriber bonus – Apple Watch features are included as a complimentary bonus for active subscribers
Periodic verification – Same Apple Account, with regular verification and a 24-hour offline grace period
Download KiliTuner on the App Store
Tap the image above to open the App Store download page.