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Best A440 Tuner Apps

227+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated May 2026

Every iPhone needs a few good a440 tuner apps. We benchmark 227+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top A440 Tuner Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Tuner Lite by PiascoreTuner Lite by PiascoreFree4.5★ (9.5K)YesNoJul 2026
2A440 TunerA440 TunerFree2.9★ (8)NoNoMay 2026
3KeyTuner - 乐器调音器KeyTuner - 乐器调音器Free4.7★ (1.7K)NoNoJul 2026
4Pano Tuner LitePano Tuner LiteFree4.7★ (7.6K)YesNoJul 2026
5Pitched Tuner - Tuning AppPitched Tuner - Tuning AppFree4.7★ (4.8K)YesYesJul 2026
6GuitarTuna: Tune & Play GuitarGuitarTuna: Tune & Play GuitarFree4.8★ (145K)YesYesJul 2026
7n-Track Tunern-Track TunerFree4.7★ (3.1K)YesYesJul 2026
8Tuner by PiascoreTuner by Piascore$4.994.8★ (1.4K)NoNoJul 2026

Top Picks for A440 Tuner

Tuner Lite by Piascore#1

Tuner Lite by Piascore by Piascore, Inc.

The Ultimate Chromatic Tuner
Editor's Choice
🎵 Music
4.5😊(9.5K ratings)
FreeAds
Tuner Lite by Piascore screenshot 1
Tuner Lite by Piascore screenshot 2
Tuner Lite by Piascore screenshot 3
Tuner Lite by Piascore screenshot 4

This app provides accurate chromatic tuning for a wide range of musical instruments using your device's microphone. It features a responsive needle meter, pitch pipe, and automatic calibration for precise tuning. An optional full version offers advanced features.

What We Love

  • 👍 Easy to use
  • 🎯 Accurate tuning
  • 💪 Works for various instruments
  • 📱 Convenient to have on phone

Room to Improve

  • 🐛 Crashes or freezes occasionally
  • 🔍 Inconsistent or inaccurate tuning at times
  • 💰 Limits free features, requires paid version
KeyTuner - 乐器调音器#3

KeyTuner - 乐器调音器 by TimperLabs LLC

适合所有仪器精准调音
Worth Considering
🎵 Music
4.7😊(1.7K ratings)
Free
KeyTuner - 乐器调音器 screenshot 1
KeyTuner - 乐器调音器 screenshot 2
KeyTuner - 乐器调音器 screenshot 3
KeyTuner - 乐器调音器 screenshot 4
KeyTuner - 乐器调音器 screenshot 5
KeyTuner - 乐器调音器 screenshot 6

This app offers precise chromatic tuning for a wide range of instruments with a clear, visual interface. It features advanced algorithms for accurate detection of notes, including those with overtones and vibrato, making it suitable for both tuning and intonation practice.

What We Love

  • 🚀 Accurate and precise tuning
  • 👍 Simple and user-friendly interface
  • 🎨 Supports a variety of instruments
  • 💰 Free with no ads

Room to Improve

  • 🐛 Occasional issues with note recognition
  • 🔊 Microphone sensitivity can be inconsistent
  • 🔢 Limited support for alternate tunings/temperaments

More A440 Tuner apps to explore

4
Pano Tuner Lite
Pano Tuner Lite
Pano Tuner Lite
by Kaleloft Limited Liability Company
Free

This application listens to your instrument's sound and displays its pitch, allowing for accurate tuning by showing the deviation from the desired note. It offers a wide pitch sensor range and customizable settings for concert-A frequency and sensitivity.

Listens to instrument sound and displays pitchAccurate tuning via offset from desired pitchQuick and sensitive response
🎵 Music
(7.6K)
free with in-app purchases
5
Pitched Tuner - Tuning App
Pitched Tuner - Tuning App
Pitched Tuner - Tuning App
Guitar Bass & Instrument Tuner
Free

This app helps musicians tune their instruments quickly and accurately using their device's microphone. It offers both instrument-specific and chromatic tuning modes, with customizable options for various instruments and tunings. It also functions as a pitch pipe for ear training.

Chromatic and instrument tuner modesHands-free tuningSupports a wide range of instruments
🎵 Music
(4.8K)
free with in-app purchases
6
GuitarTuna: Tune & Play Guitar
GuitarTuna: Tune & Play Guitar
GuitarTuna: Tune & Play Guitar
Gitarre, Bass, Ukulele Stimmen
Free

This app helps you tune various string instruments, learn songs with interactive tutorials and personalized feedback, and access a vast library of chords and tabs. It also includes practice tools like a metronome and chord games.

Guitar tuner for various instrumentsChords and tabs for 20,000+ songsInteractive song tutorials and feedback
🎵 Music
(145K)
free with in-app purchases
7
n-Track Tuner
n-Track Tuner
n-Track Tuner
Tune guitar,bass & instruments
Free

Easily tune a variety of musical instruments using your smartphone's microphone. Offers high precision with advanced audio recognition and multiple visual feedback modes. Supports manual tuning and calibration for custom needs.

High precision tuningSpectrum AnalyzerInstrument selection
🎵 Music
(3.1K)
free with in-app purchases
8
Tuner by Piascore
Tuner by Piascore
Tuner by Piascore
The Ultimate Chromatic Tuner
$4.99

This app provides a chromatic instrument tuner and pitch pipe for musicians. It offers accurate tuning for a wide range of instruments using your device's microphone, with advanced features for precise adjustments.

Chromatic instrument tuningPitch pipe/tone generatorCustom temperaments
🎵 Music
(1.4K)
free
9
Pitch Pro Tuner & Metronome
Pitch Pro Tuner & Metronome
Pitch Pro Tuner & Metronome
Chromatic guitar + vocal tuner
Free

This app acts as a musical fitness coach, offering a chromatic tuner and metronome with detailed analytics. It helps users improve their playing or singing by charting progress and providing insights. Record, playback, and analyze performances with a live tuner view.

Chromatic tuner for instruments and voiceMetronome with multiple sound optionsDetailed progress analytics
🎵 Music
(2.5K)
free with in-app purchases
10
Tuner T1
Tuner T1
Tuner T1
Tune any musical instrument
Free

This app provides highly accurate tuning for a vast array of musical instruments, from guitars and violins to pianos and flutes. It features a chromatic tuner, transpose mode, and a tone generator for comprehensive musical practice and performance needs.

Extremely accurate tuning (±0.1 cents)Chromatic tuner for all instrumentsTranspose mode for real-world playing
🎵 Music
(9.1K)
free with in-app purchases
11
insTuner Free - Chromatic Tuner
insTuner Free - Chromatic Tuner
insTuner Free - Chromatic Tuner
by 轶翔 肖
Free

This app offers precise chromatic tuning for a wide range of musical instruments. It features an intuitive interface with a unique note wheel and tone generator, supporting various input modes for accurate tuning.

Chromatic tuning±1/1000 semitone precisionFixed note wheel display
🎵 Music
(4.9K)
free with in-app purchases
12
A440 Tuner by Ownly
A440 Tuner by Ownly
A440 Tuner by Ownly
by Thomas Bennett
$4.99

This app offers studio-grade tuning accuracy with a responsive analog meter. It provides a clean, distraction-free experience for tuning stringed instruments, with adjustable settings and no subscriptions or ads.

Studio-grade accuracy (±1 cent)Selectable reference pitch (420–460 Hz)Adjustable mic gain
🎵 Music
(3)
paid
13
Guitar Tuner - Ukulele & Bass
Guitar Tuner - Ukulele & Bass
Guitar Tuner - Ukulele & Bass
DoubleTune: Tune Violin & More
Free

This app offers precise tuning for a wide variety of string instruments, including guitars, ukuleles, violins, and cellos. It features smart tuning safeguards, chord learning games, and ear training exercises to enhance musical skills for all levels.

Precise instrument tuningTune Guard™ safety featureChord learning games
🎵 Music
(7.4K)
subscription
14
Tuner Pro: Тюнер для гитары
Tuner Pro: Тюнер для гитары
Tuner Pro: Тюнер для гитары
Аккорды, табы и настройка
Free

Achieve perfect guitar tuning quickly with an AI-powered chromatic tuner. Learn chords, practice with metronome features, and play songs with chord and lyric generation. Suitable for all skill levels.

AI-powered chromatic tunerChord and lyric generationMetronome with settings
🎵 Music
(45K)
free with in-app purchases
15
A–440: Pro Tuner Tuning Fork
A–440: Pro Tuner Tuning Fork
A–440: Pro Tuner Tuning Fork
Simple, Effective Tuning
Free

Easily generate a tuning tone with a single tap. Enhance convenience by setting up Siri Shortcuts for quick access, even adding them to your Home Screen or widgets. Adjust the frequency to your needs and enjoy a fuss-free tuning experience.

Single-tap tone generationAdjustable frequency (435–445 Hz)Siri Shortcut integration
🎵 Music
(184)
free with in-app purchases
16
Simply Tuner - Violin, Cello
Simply Tuner - Violin, Cello
Simply Tuner - Violin, Cello
A simple tuner for beginners.
Free

This app offers a simple and accurate way to tune string instruments like violins, violas, and cellos. It provides step-by-step instructions and a strong noise filter, making it ideal for beginners and those new to music.

Free and ad-freeSimple and accurate tuningStep-by-step instructions
🎵 Music
(2.2K)
free
17
Endless A-440
Endless A-440
Endless A-440
by Nathan Fennel
Free

Easily generate a consistent A-440 pitch for tuning instruments. Select from various instrument sounds to play the reference tone endlessly until you tap to stop. Ideal for musicians needing a reliable tuning reference.

Endless A-440 pitch generationMultiple instrument sound optionsSimple tap-to-play interface
🎵 Music
(2)
free
18
Guitar Tuner!
Guitar Tuner!
Guitar Tuner!
by Peter Deelstra
$2.99

This app provides an accurate audio and visual guitar tuner with a simple interface. It helps you see pitch changes in real-time and shows how many cents a note is out of tune. Supports standard and alternate tunings.

Accurate audio/visual tuningVisual pitch change indicatorCent-level accuracy (within 1 cent)
🎵 Music
(348)
free
19
Airyware Tuner - strobe & more
Airyware Tuner - strobe & more
Airyware Tuner - strobe & more
best strobe chromatic tuner
Free

This advanced chromatic tuner utilizes a powerful DSP engine for precise tuning of a wide range of instruments. It offers multiple display modes, extensive customization options for tunings and temperaments, and a tone generator. It supports internal and external microphones and is suitable for both amateur and professional musicians.

10-octave tuning rangeTrue strobe tuning modeFundamental pitch heatmap
🎵 Music
(580)
free with in-app purchases
20
Tuner+
Tuner+
Tuner+
Tune Musical Instrument by Ear
Free

This app provides perfectly tuned reference notes for various musical instruments, allowing users to tune by ear. It offers both real audio and sine wave sounds and supports VoiceOver accessibility. It does not analyze instrument notes but serves as a quick reference for tuning in any key.

Plays reference notes for tuningSupports guitar, bass, piano, and moreReal audio and sine wave sounds
🎵 Music
(989)
free with in-app purchases

FAQ about A440 Tuner

What are the best a440 tuner apps for iPhone?
Tuner Lite by Piascore tops our a440 tuner apps ranking as of May 2026, with a 4.5-star average from 9.5K App Store ratings, and it's free to download.
Yes — 17 of the top a440 tuner apps we rank are free to download, including Tuner Lite by Piascore and A440 Tuner.
Tuner Lite by Piascore shows ads and has no in-app purchases, according to its App Store listing as of May 2026.
We track 227+ a440 tuner apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Tuner Lite by Piascore is a chromatic instrument tuner and pitch pipe. It uses your device's built-in microphone to help you quickly and accurately tune a wide variety of musical instruments, from guitars and basses to pianos and woodwinds.
Key features include a responsive needle meter display for fine tuning, an LED display for easy-to-understand high and low sounds, an accuracy of ±0.01 semitone (±1 cent), a pitch pipe/tone generator, and automatic reference note calibration. You can also change the wallpaper.

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a440 tuner by ownly