Fine 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.