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Best Entropy Piano Tuner Apps

235+ iOS apps curated and reviewed

4.6 avg rating
18 free apps
Updated June 2026

If you already know Tuner Lite by Piascore, this is the deeper bench. 235+ entropy piano tuner apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Entropy Piano 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
pianoscope – Piano Tuner#2

pianoscope – Piano Tuner by Frank Illenberger

Professional piano tuning
Strong Contender
🎵 Music
4.7😊(271 ratings)
FreeIn-App Purchases
pianoscope – Piano Tuner screenshot 1
pianoscope – Piano Tuner screenshot 2
pianoscope – Piano Tuner screenshot 3
pianoscope – Piano Tuner screenshot 4
pianoscope – Piano Tuner screenshot 5

This app transforms your mobile device into a professional piano tuning assistant. It offers advanced features for precise tuning, inharmonicity measurement, and custom tuning style creation for both professional tuners and dedicated pianists.

What We Love

  • 🎯 Highly accurate tuning results
  • 👍 Intuitive and easy-to-use interface
  • 💡 Advanced inharmonicity measurement and visualization
  • 🎨 Clean, modern, and distraction-free design

Room to Improve

  • 💰 High pricing ($100-$600) perceived as expensive
  • 🚫 Requires paid subscription/trial to access full features
  • ⚠️ Confusing paywall and subscription model
PianoMeter – Piano Tuner#3

PianoMeter – Piano Tuner by Willey Piano LLC

Professional piano tuning
Worth Considering
🎵 Music
4.5(38 ratings)
FreeIn-App Purchases
PianoMeter – Piano Tuner screenshot 1
PianoMeter – Piano Tuner screenshot 2
PianoMeter – Piano Tuner screenshot 3
PianoMeter – Piano Tuner screenshot 4
PianoMeter – Piano Tuner screenshot 5
PianoMeter – Piano Tuner screenshot 6

This app transforms your device into a professional electronic tuning aid for pianos. It analyzes each note's tonal characteristics to calculate an ideal custom tuning, going beyond standard chromatic tuners. Different upgrade levels offer expanded functionality for both hobbyists and professionals.

More Entropy Piano Tuner apps to explore

4
Piano Tuner - High Precision
Piano Tuner - High Precision
Piano Tuner - High Precision
Check the pitches of the piano
Free

This application helps pianists check the pitches of their instrument to determine if tuning is needed. Piano tuners can also utilize it to assist in the tuning process. A trial period offers full access, with options to unlock all features through an in-app purchase.

Check piano pitchesDetermine tuning needsAssist piano tuners
🎵 Music
(137)
free with in-app purchases
5
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
6
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
(7.5K)
free with in-app purchases
7
Smart Metronome & Tuner
Smart Metronome & Tuner
Smart Metronome & Tuner
Metronom und Stimmgerät
Free

This app provides an accurate and stylish metronome with multiple practice modes, including tempo progression and programmable sequences. It also offers simple tuning tones and is fully accessible via voiceover. Use it for music practice, dancing, exercise, or any activity requiring precise timing.

Multiple metronome modes (Normal, Repeat, Program)Programmable tempo and time signature changesIncremental tempo increase for difficult passages
🎵 Music
(2.9K)
ad-supported
8
Chordify: Chords, Songs, Tuner
Chordify: Chords, Songs, Tuner
Chordify: Chords, Songs, Tuner
Play Guitar, Piano and Ukulele
Free

Learn to play your favorite songs on guitar, piano, or ukulele. Get accurate chords for millions of songs, with animated views and YouTube integration. Premium features include slowing down songs, looping sections, and exporting chords.

Accurate chords for any songAnimated chord viewsYouTube integration
🎵 Music
(33K)
freemium
9
Tunable – Tuner & Metronome
Tunable – Tuner & Metronome
Tunable – Tuner & Metronome
Music Practice Tools for All
$7.99

This app is a comprehensive music practice tool for musicians of all levels. It offers a chromatic tuner, tone and chord generator, metronome, and recorder to help users play in tune, on beat, and steadily. It provides feedback on playing habits and visual aids for pitch and rhythm.

Chromatic tuner with pitch historyTone and chord generatorAccurate metronome with visual display
🎵 Music
(6.5K)
free with in-app purchases
10
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
11
Piano ٞ
Piano ٞ
Piano ٞ
Piano Keyboard - Tap Tiles
Free

Learn and play piano with interactive rhythm games and a freestyle keyboard. Explore a vast library of songs across genres, record your creations, and share them with a global community. Offers multiple instrument sounds and progress tracking.

Interactive rhythm playFreestyle keyboard modeRecord and share music
🎵 Music
(167K)
freemium
12
Guitar Tuner - Simply Tune
Guitar Tuner - Simply Tune
Guitar Tuner - Simply Tune
Ads Free, Everything Unlocked
Free

This app provides a user-friendly and accurate way to tune various stringed instruments. It offers step-by-step visual guidance, auto and manual tuning modes, and an essential chord library for learning songs.

Instrument tuning (guitar, bass, ukulele)Step-by-step visual guidanceAuto-tune mode
🎵 Music
(89K)
free with in-app purchases
13
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
14
Fender Tune: Guitar Tuner App
Fender Tune: Guitar Tuner App
Fender Tune: Guitar Tuner App
Chords, Scales and Metronome
Free

This app offers precision tuning for guitar, bass, and ukulele with multiple modes and customizable options. It also provides a comprehensive suite of practice tools, including chord and scale libraries, and metronome functionality.

Precision auto-tune modeManual and chromatic tuning26 alternate and custom tunings
🎵 Music
(147K)
free with in-app purchases
15
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
16
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
17
The Metronome by Soundbrenner
The Metronome by Soundbrenner
The Metronome by Soundbrenner
With Tuner & Practice Tracker
Free

This app provides a professional metronome with customizable beats and sounds, a practice tracker to monitor progress and set goals, and a precise tuner for musicians. It helps users improve their musical skills through structured practice and accurate tuning.

Customizable metronome with diverse soundsPractice tracker with goal setting and progress monitoringPrecise chromatic tuner with multiple tuning profiles
🎵 Music
(47K)
free with in-app purchases
18
TonalEnergy Tuner & Metronome
TonalEnergy Tuner & Metronome
TonalEnergy Tuner & Metronome
Powerful Music Practice Tools
$6.99

This comprehensive music practice app offers a state-of-the-art tuner, advanced metronome, and recording capabilities. It provides fun and rewarding feedback for musicians of all levels, enhancing ear training and performance with colorful analysis data and unique instrument sounds.

State-of-the-art tunerAdvanced metronomeAudio/visual recording
🎵 Music
(55K)
paid
19
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
20
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