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Best Hz Generator Apps

250+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated July 2026

Out of 250+ hz generator apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Hz Generator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Frequency: Sound GeneratorFrequency: Sound GeneratorFree4.7★ (340)YesNoJul 2026
2Tone Generator: Audio Sound HzTone Generator: Audio Sound HzFree4.7★ (2.6K)YesNoJul 2026
3Frequency Sound Generator HzFrequency Sound Generator HzFree3.0★ (1)NoYesJul 2026
4Frequency Sound Generator AppFrequency Sound Generator AppFree4.5★ (4.8K)YesYesJul 2026
5Frequency Generator: Tone HZFrequency Generator: Tone HZFree—NoYesJul 2026
6Frequency Generator: HZFrequency Generator: HZFree4.4★ (470)YesYesJul 2026
7HZ Frequency Generator AppHZ Frequency Generator AppFree5.0★ (5)NoYesJul 2026
8Frequency Generator - Hz SoundFrequency Generator - Hz SoundFree4.8★ (4)NoYesJul 2026

Top Picks for Hz Generator

Frequency: Sound Generator#1

Frequency: Sound Generator by Lucija Jaksic

Editor's Choice
🔧 Utilities
4.7😊(340 ratings)
FreeAds
Frequency: Sound Generator screenshot 1
Frequency: Sound Generator screenshot 2
Frequency: Sound Generator screenshot 3

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.

What We Love

  • 👍 Simple and easy to use interface
  • 🎵 Accurate frequency generation
  • 💰 Free application
  • 🧘 Helpful for meditation and stress relief

Room to Improve

  • 📢 Intrusive and inappropriate advertisements
  • 🔊 Potential audio damage to speakers/hearing
  • 🔒 Privacy concerns and data collection issues
Tone Generator: Audio Sound Hz#2

Tone Generator: Audio Sound Hz by TMSOFT

Generate Audio Frequency Waves
Strong Contender
🎵 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
Tone Generator: Audio Sound Hz screenshot 6

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
Frequency Sound Generator Hz#3

Frequency Sound Generator Hz by Fenuku Kekeli

Audio Tone Player & Wave Form
Worth Considering
🎵 Music
3.0(1 ratings)
Free
Frequency Sound Generator Hz screenshot 1
Frequency Sound Generator Hz screenshot 2
Frequency Sound Generator Hz screenshot 3
Frequency Sound Generator Hz screenshot 4
Frequency Sound Generator Hz screenshot 5

Generate precise audio frequencies and waveforms for various applications, from audio equipment testing and speaker cleaning to hearing tests and tinnitus relief. Offers fine-tuned control over sound output.

More Hz Generator apps to explore

4
Frequency Sound Generator App
Frequency Sound Generator App
Frequency Sound Generator App
High Pitch Sound Generator
Free

Generate sound frequencies from 1Hz to 25,000Hz with a simple interface. Features include wave visualization, adjustable sensitivity, and multiple waveform options. Use it for hearing tests, pet training, or as a prank tool.

Frequency range 1Hz to 25,000HzWave visualizationAdjustable sensitivity
🔧 Utilities
(4.8K)
subscription
5
Frequency Generator: Tone HZ
Frequency Generator: Tone HZ
Frequency Generator: Tone HZ
Binaural beats & pure waveform
Free
🌟 Lifestyle
(0)
6
Frequency Generator: HZ
Frequency Generator: HZ
Frequency Generator: HZ
432-528 Hertz Healing Sounds
Free

Enhance sleep and focus with scientifically engineered sound frequencies. This app offers customizable modes for deep slumber and peak concentration, utilizing binaural and isochronic beats. Enjoy an intuitive interface and offline access to boost your well-being and productivity.

Sleep Mode with Delta & Theta frequenciesFocus Mode with Alpha & Beta frequenciesBinaural and Isochronic beats
🎵 Music
(470)
free with in-app purchases
7
HZ Frequency Generator App
HZ Frequency Generator App
HZ Frequency Generator App
Solfeggio Frequencies 432-528
Free

This app uses science-based sound therapy with curated playlists for sleep, focus, and meditation. Enhance your mental wellness with healing frequencies and custom sound experiences. Enjoy features like a sleep timer and high-quality audio for a balanced mind.

Science-based healing frequenciesCurated playlists for sleep, focus, meditationCustomizable categories and playlists
🎵 Music
(5)
free with in-app purchases
8
Frequency Generator - Hz Sound
Frequency Generator - Hz Sound
Frequency Generator - Hz Sound
Tone & Waveform Generator
Free

Create audio tones from 1 Hz to 22 kHz with adjustable frequency and waveform. Offers a sleep timer and dark mode. Free users have limited daily uses and waveform options.

Generate tones from 1 Hz to 22 kHzAdjustable frequency and waveformMultiple waveform options
🔧 Utilities
(4)
freemium
9
Frequency Generator - Sound Hz
Frequency Generator - Sound Hz
Frequency Generator - Sound Hz
Tone Generator & Speaker Test
Free
🔧 Utilities
(0)
10
Frequency Generator (Sound)
Frequency Generator (Sound)
Frequency Generator (Sound)
by NETIGEN KLUZOWICZ SPOLKA JAWNA
Free

Generate various sound waves, from sine to triangle, with adjustable frequencies and volumes. Test speakers, tune instruments, or create multi-oscillator soundscapes. Customize your audio experience with a range of settings and themes.

Generate sine, square, sawtooth, or triangle sound wavesAdjust frequency from 1Hz to 22000HzControl volume and balance (left/right)
🎵 Music
(3)
free with in-app purchases
11
Audio Function Generator
Audio Function Generator
Audio Function Generator
Frequency and Signal Generator
Free

Generate various audio test tones, including sine, square, triangle, and sawtooth waves. Explore frequency and volume sweeps, noise generation, and custom preset creation. Advanced features like extended frequency ranges and multi-tone playback are available with an upgrade.

Generate sine, square, triangle, and sawtooth tonesFrequency and volume sweep generationNoise generation (white, pink, violet, etc.)
🔧 Utilities
(2.1K)
free with in-app purchases
12
Tone Generator App
Tone Generator App
Tone Generator App
from 20 Hz to 20 kHz
Free

Generate sine wave tones across a wide frequency range, from 20 Hz to 20 kHz. Useful for testing audio equipment, tuning musical instruments, and even for basic hearing assessments.

Sine wave tone generationFrequency range 20 Hz to 20 kHzHeadphone and speaker testing
🎵 Music
(131)
free with in-app purchases
13
Frequency Generator: Hz Waves
Frequency Generator: Hz Waves
Frequency Generator: Hz Waves
Speaker Test & Cleaner
Free

This audio toolkit generates tones for testing and tuning, checks speaker performance for distortion, and uses sound waves to clean water and debris from speakers. It offers precise frequency control and high-fidelity sound output for various audio needs.

Tone generator (20-20,000 Hz)Speaker testing for distortionWater eject mode for speaker cleaning
🔧 Utilities
(16)
free with in-app purchases
14
Tone Generator: Frequency Hz
Tone Generator: Frequency Hz
Tone Generator: Frequency Hz
Instant Tuning & Ear Training
Free
🎵 Music
(0)
15
Sonic Hz Frequency Generator
Sonic Hz Frequency Generator
Sonic Hz Frequency Generator
Tone Sound wave & water eject
Free

Generate precise audio tones from 20 Hz to 20,000 Hz with various waveforms. Utilize binaural beats for meditation, sleep, and focus. Also includes a speaker cleaning function to improve audio quality.

Pure tone generation (20 Hz - 20,000 Hz)Sine, square, sawtooth, triangle waveformsBinaural beats for sleep, focus, and meditation
🎵 Music
(106)
free with in-app purchases
16
소리 발전기: 주파수 웨이브 - 백색소음 - 소닉 Hz
소리 발전기: 주파수 웨이브 - 백색소음 - 소닉 Hz
소리 발전기: 주파수 웨이브 - 백색소음 - 소닉 Hz
소음측정기 & 데시벨 & 오디오 & Sound Tone
Free

Generate sound waves from 1Hz to 40000Hz with various waveforms. Analyze audio frequencies, test hearing, and use for relaxation or speaker cleaning. Offers a sleep timer for peaceful rest.

Multiple waveform generation (Sine, Triangle, Sawtooth, Square)Real-time frequency and sound level analysisHearing test and monitoring
🎵 Music
(81)
freemium
17
Frequency Generator
Frequency Generator
Frequency Generator
Hz Tones, Sonic Sound, Healing
Free

Generate precise audio tones for sleep, focus, and relaxation. Explore a wide frequency range, shape waveforms, and access presets like Solfeggio frequencies. An optional Pro upgrade unlocks all features.

Wide frequency range (1 Hz - 22,000 Hz)Multiple waveforms (sine, square, sawtooth, triangle)Background audio playback
🔧 Utilities
(2)
freemium
18
Generate Frequency Sounds Hz
Generate Frequency Sounds Hz
Generate Frequency Sounds Hz
A Frequency Wave Generator
Free

Generate various sound waves and frequencies with this utility app. It offers single and multi-oscillator modes, binaural beats, and a dedicated test for bass and sub-woofers. Explore ultrasonic sounds and noise generation.

Single oscillator for single frequency wavesMulti-oscillator for multiple sound wavesBinaural beats with carrier and beat frequencies
🔧 Utilities
(13)
ad-supported
19
Frequency Gen
Frequency Gen
Frequency Gen
1-22 kHz Wave Generator
Free
🔧 Utilities
(0)
20
Frequency Generator - SoundRx
Frequency Generator - SoundRx
Frequency Generator - SoundRx
Brainwave Healing Tone Waves
Free
🔧 Utilities
(0)

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FAQ about Hz Generator

What are the best hz generator apps for iPhone?
Frequency: Sound Generator tops our hz generator apps ranking as of July 2026, with a 4.7-star average from 340 App Store ratings, and it's free to download.
Yes — 20 of the top hz generator apps we rank are free to download, including Frequency: Sound Generator and Tone Generator: Audio Sound Hz.
Frequency: Sound Generator shows ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 250+ hz generator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app generates various sound waves, including sine, square, sawtooth, and triangle, with frequencies ranging from 1Hz to 22000Hz. It allows for visual representation of these sound waves through animation and provides control over volume. It can be used for purposes like testing hearing, speakers, headphones, and as an instrument tuner.
You can generate four types of sound waves: sine, square, sawtooth, and triangle. These can be easily selected from the main menu by tapping on the sound wave icon. Each waveform produces a different sound and animated visual representation.

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