TuneHertz — Chromatic Tuner for Guitar, Bass & Ukulele

TuneHertz is a free chromatic tuner app for iPhone and Mac.

Fast, accurate, and minimalistic chromatic tuner for iPhone and Mac. TuneHertz listens through your device’s microphone, detects the nearest note, and shows whether to tune up or down—so you can get your guitar, bass, ukulele, or any instrument in tune quickly.

→ Download on the App Store

Screenshots

Features

  • Fast, sensitive response — The app reacts quickly and accurately, recognising the nearest pitch from your built-in microphone.
  • Simple interface — A minimal indicator shows the detected note and whether to loosen or tighten the string.
  • Chromatic tuner — Works with any note your instrument and microphone can pick up. Suitable for guitar, bass, ukulele, and other instruments.
  • Tune by ear — In manual mode you can play reference tones for each string. Pick an instrument, tap a string indicator, and tune to the sound you hear.
  • Standard tunings — Automatic detection and display of the string you’re tuning. Supported tunings:
    • Guitar (standard): E – A – D – G – B – E
    • Tenor ukulele: G – C – E – A
    • Bass (standard E): E – A – D – G
  • Dark mode — Follows your device’s appearance and supports a dark theme, ideal for low light.

The app needs access to your device’s microphone to analyse sound. No data is collected—everything stays on your device.

Availability

   
Platform iPhone (iOS 14.0+), iPod touch, Mac (macOS 11.0+), Apple Vision
Size 1.6 MB
Category Music
Languages English, Russian, Belarusian, Polish, Ukrainian, French, Swedish
Age 4+
Price Free
Privacy No data collection

© Aliaksei Saskevich