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Best Hz Frequency Tuner Apps

223+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated July 2026

Looking for free hz frequency tuner apps? 18 of our 223+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Hz Frequency Tuner Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pitched Tuner - Tuning AppPitched Tuner - Tuning AppFree4.7★ (4.8K)YesYesJul 2026
2HzDetect Music Frequency TunerHzDetect Music Frequency TunerFree5.0★ (1)NoNoJun 2026
3Tone Generator: Audio Sound HzTone Generator: Audio Sound HzFree4.7★ (2.6K)YesNoJul 2026
4Pano Tuner LitePano Tuner LiteFree4.7★ (7.6K)YesNoJul 2026
5Tuner T1Tuner T1Free4.5★ (9.1K)YesNoJul 2026
6KeyTuner - 乐器调音器KeyTuner - 乐器调音器Free4.7★ (1.7K)NoNoJul 2026
7n-Track Tunern-Track TunerFree4.7★ (3.1K)YesYesJul 2026
8Frequency: Sound GeneratorFrequency: Sound GeneratorFree4.7★ (340)YesNoJul 2026

Top Picks for Hz Frequency Tuner

Pitched Tuner - Tuning App#1

Pitched Tuner - Tuning App by Stonekick Limited

Guitar Bass & Instrument Tuner
Editor's Choice
🎵 Music
4.7😊(4.8K ratings)
FreeAdsIn-App Purchases
Pitched Tuner - Tuning App screenshot 1
Pitched Tuner - Tuning App screenshot 2
Pitched Tuner - Tuning App screenshot 3
Pitched Tuner - Tuning App screenshot 4
Pitched Tuner - Tuning App screenshot 5
Pitched Tuner - Tuning App screenshot 6

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.

What We Love

  • 👍 Works well
  • 💡 Helpful for tuning various instruments
  • 🚀 Accurate and responsive
  • 🔒 No ads (free version)

Room to Improve

  • 🐛 Occasional freezing or glitches
  • 🔒 Requires data sharing for full functionality
  • 🔒 Unclear privacy terms
HzDetect Music Frequency Tuner#2

HzDetect Music Frequency Tuner by SYQEL INC

Find the frequency of any song
Strong Contender
🔧 Utilities
5.0(1 ratings)
Free
HzDetect Music Frequency Tuner screenshot 1
HzDetect Music Frequency Tuner screenshot 2

Instantly discover the tuning frequency of music around you. This app uses song recognition and advanced analysis to reveal if a track is tuned to standard concert pitch or other frequencies, offering a new dimension to your listening experience.

Tone Generator: Audio Sound Hz#3

Tone Generator: Audio Sound Hz by TMSOFT

Generate Audio Frequency Waves
Worth Considering
🎵 Music
4.7😊(2.6K ratings)
FreeAds
Tone Generator: Audio Sound Hz screenshot 1
Tone Generator: Audio Sound Hz screenshot 2
Tone Generator: Audio Sound Hz screenshot 3
Tone Generator: Audio Sound Hz screenshot 4
Tone Generator: Audio Sound Hz screenshot 5

Create pure sine wave audio tones across a wide frequency range. This tool is ideal for tuning instruments, conducting hearing tests, performing science experiments, and testing audio equipment. Easily adjust frequencies and volume, with support for AirPlay devices.

What We Love

  • 👍 Simple and straightforward
  • 🚀 Works as expected
  • 💡 Useful for testing and tuning
  • 💡 Helps identify hearing range

Room to Improve

  • 🐛 Ads can interfere with usage
  • 🔧 Difficulty fine-tuning frequency
  • 🔧 No amplitude/volume display

More Hz Frequency 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
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
KeyTuner - 乐器调音器
KeyTuner - 乐器调音器
KeyTuner - 乐器调音器
适合所有仪器精准调音
Free

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.

Full-range chromatic tuningVisual feedback for fine and coarse tuningAdvanced digital algorithm for precision
🎵 Music
(1.7K)
free
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
Frequency: Sound Generator
Frequency: Sound Generator
Frequency: Sound Generator
by Lucija Jaksic
Free

Generate various sound waves, including sine, square, sawtooth, and triangle, with adjustable frequencies from 1Hz to 22000Hz. Visually observe animated sound waves and control volume. Useful for testing hearing, speakers, instruments, and even cleaning water from speakers.

Generate sine, square, sawtooth, triangle wavesAdjustable frequency (1Hz-22000Hz)Animated sound wave visualization
🔧 Utilities
(340)
free with in-app purchases
9
Frequency Counter+ Hz FFT
Frequency Counter+ Hz FFT
Frequency Counter+ Hz FFT
Audio Tone & Sound Analyzer
Free

This app transforms your iPhone into a powerful audio analyzer. It offers four distinct modes to measure sound frequencies, tune instruments, analyze motor speeds, and check mains stability. Advanced features include measurement history, comparison tools, and CSV export.

Dominant frequency measurement (Hz)Instrument tuning with note and pitch displayMotor RPM analysis
🔧 Utilities
(3)
ad-supported
10
Tuner Lite by Piascore
Tuner Lite by Piascore
Tuner Lite by Piascore
The Ultimate Chromatic Tuner
Free

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.

Chromatic instrument tuningBuilt-in microphone supportNeedle meter display
🎵 Music
(9.5K)
free with in-app purchases
11
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
12
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
13
432 & 528 Tuner
432 & 528 Tuner
432 & 528 Tuner
Tune to 432Hz and 528Hz
$5.99

Easily tune your musical instrument to A=432Hz, A=444Hz (528Hz scale), or standard A=440Hz. This application simplifies the process of achieving precise tuning for your instrument.

Tune to 432HzTune to 528Hz (444Hz scale)Tune to standard 440Hz
🎵 Music
(83)
free
14
Guitar Tuner - Chromatic
Guitar Tuner - Chromatic
Guitar Tuner - Chromatic
by Last Harmonic LLC
Free

This application provides a highly accurate chromatic tuner for any instrument. It features advanced noise cancellation and a detailed fine-tuning display, ensuring precise pitch readings for musicians of all levels. The tuner offers a fast refresh rate and works with any note.

Works with any instrumentChromatic tuning for any noteAccurate to 0.33 Hz
🎵 Music
(8.2K)
free with in-app purchases
15
Bass Tuner BT1
Bass Tuner BT1
Bass Tuner BT1
Tune low-frequency instruments
Free

This app offers precise tuning for low-frequency instruments like bass guitars, cellos, and bassoons. It features advanced algorithms to accurately detect deep pitches, providing real-time feedback and a visual pitch graph for optimal tuning.

Low-frequency optimizationExtreme accuracy (±0.1 cents)Real-time pitch detection
🎵 Music
(1.3K)
ad-supported
16
Bass Tuner
Bass Tuner
Bass Tuner
by Kit A Yu
Free

This application plays tuning notes for a standard 4-string bass guitar. It provides accurate reference tones to help musicians tune their instrument quickly and effectively.

Plays tuning notesStandard 4-string bass tuningReference tones for tuning
🔧 Utilities
(1K)
ad-supported
17
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
18
Bass Tuner by Roadie
Bass Tuner by Roadie
Bass Tuner by Roadie
by BAND Industries, Inc.
Free

This chromatic tuner is designed for a wide range of instruments, with a special optimization for low frequencies. Its accurate and responsive interface makes tuning easy for musicians.

Chromatic tuningLow frequency optimizationHigh accuracy
🎵 Music
(257)
free with in-app purchases
19
iTuner - Chromatic Tuner
iTuner - Chromatic Tuner
iTuner - Chromatic Tuner
Tuner for Guitar Piano Violin
Free

This professional chromatic tuner offers high accuracy for instruments like guitar, piano, and violin. It includes a tone generator with various tuning systems, waveforms, and a frequency meter for precise tuning and voice training.

High accuracy chromatic tuningTone generator with tuning forksFrequency meter and spectrum FFT
🎵 Music
(101)
subscription
20
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

FAQ about Hz Frequency Tuner

What are the best hz frequency tuner apps for iPhone?
Pitched Tuner - Tuning App tops our hz frequency tuner apps ranking as of July 2026, with a 4.7-star average from 4.8K App Store ratings, and it's free to download.
Yes — 18 of the top hz frequency tuner apps we rank are free to download, including Pitched Tuner - Tuning App and HzDetect Music Frequency Tuner.
Pitched Tuner - Tuning App shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 223+ hz frequency tuner apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app functions as a chromatic tuner and pitch pipe, designed to help musicians quickly and easily tune their instruments using their device's microphone. It supports a wide variety of instruments and offers both instrument-specific and chromatic tuning modes.
The app is designed to work with a wide range of instruments including ukulele, violin, mandolin, flute, guitars (including 7-string), voice, banjo, bass (4, 5, and 6 string), cello, and double bass. You can also create custom tunings for instruments not listed.