Fine Tuner

FineTuner – Precision Instrument Tuner.

FineTuner is a clean, accurate, and musician-friendly tuning app designed for beginners and professionals alike. Whether you’re tuning a guitar, violin, piano, or any acoustic instrument, FineTuner gives you full control over pitch reference with a modern and intuitive interface.

Adjustable A4 Reference Frequency

Fine-tune your instrument exactly the way you want.

• Set A4 frequency from 1 Hz to 990 Hz • Use a precision slider or manual frequency input • Instantly hear changes with a built-in reference tone

Perfect for orchestras, historical tuning systems, and personal preference.

Common Historical & Modern Standards

Quickly switch between widely used tuning standards:

• Modern Standard (A440) • Baroque (A415) • Classical (A430) • Verdi (A432) • Early Music & Historical Tunings • High & Low A4 presets

Designed for iPhone & iPad

FineTuner is fully optimized for all screen sizes. • Adaptive layouts for iPhone and iPad • Smooth animations and responsive controls • Clean, distraction-free design

Perfect For • Guitarists & bass players • Violinists & string musicians • Pianists & keyboard players • Vocalists & music students • Classical, orchestral, and early-music performers

FineTuner gives you total control over tuning — simple, precise, and beautifully designed.