A440 Tuner app icon

Apps Like A440 Tuner for iPhone and iPad

Reference pitch for tuning by ear.

The app provides a reference Concert A (440Hz) pitch for musicians tuning by ear. Users can select between a real oboe or a synthesizer oboe sound for the reference pitch.

by Weird Kid Software LLC★ 2.98 ratingsMusicFreeData updated 2026-09-10

A440 Tuner screenshots

Ranked alternatives

Showing 901–920 of 1,000 ranked alternatives.

  1. The Best Vibration Meter + app icon

    The Best Vibration Meter +

    NETIGEN KLUZOWICZ SPOLKA JAWNA

    Measure vibration using phone sensors.

    The app measures vibration using phone sensors, functioning as a seismograph or seismometer. It displays a reference value and allows calibration for optimal readings.

    ★ 5.01 ratingsUtilities$0.99Data updated 2026-11-10
  2. Tuner & Metronome Studio app icon

    Tuner & Metronome Studio

    Muzaffer Aras Karabiyikoglu

    Tune guitar and keep rhythm

    & allows users to tune guitars with standard 6-string settings. Premium subscription unlocks 7 and 12-string tunings, advanced features including subdivisions and timers, and preset saving beyond one.

    ★ 0.00 ratingsMusicFreeData updated 2026-09-06
  3. Diapason Audio Generator app icon

    Diapason Audio Generator

    Fabien Lefebvre

    Generate test tones with multiple sources.

    The app generates test tones including sine, square, triangle, sawtooth waves, and noise. Users can combine up to four independent sources with phase switching for each channel.

    ★ 5.01 ratingsUtilities$1.99Data updated 2026-09-13
  4. KotoTunings app icon

    KotoTunings

    Oliver Grimm

    Explore Japanese Koto tunings easily.

    The app provides 26 traditional tunings for the 13-stringed Japanese Koto, featuring authentic sounds and an interactive pitch display. It offers a user-friendly design for exploring scales and enhancing musical skills.

    ★ 5.01 ratingsMusic$8.99Data updated 2026-09-15

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.