Best Hertz Sound Frequency Apps

233+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated July 2026

If you already know Frequency Sound Generator App, this is the deeper bench. 233+ hertz sound frequency apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of July 2026.

Compare top Hertz Sound Frequency Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Frequency Sound Generator AppFrequency Sound Generator AppFree4.5★ (4.8K)YesYesJul 2026
2Frequency: Sound GeneratorFrequency: Sound GeneratorFree4.7★ (340)YesNoJul 2026
3Frequency: Healing SoundsFrequency: Healing SoundsFree4.7★ (2.3K)NoYesJul 2026
4Frequency Healing Sounds HertzFrequency Healing Sounds HertzFree4.9★ (1.4K)NoYesJul 2026
5Tone Generator: Audio Sound HzTone Generator: Audio Sound HzFree4.7★ (2.6K)YesNoJul 2026
6Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.7★ (156K)NoYesJul 2026
7Frequency Sound Wave GeneratorFrequency Sound Wave GeneratorFree4.8★ (66)YesYesJul 2026
8Decibel X PRO: dBA Noise MeterDecibel X PRO: dBA Noise Meter$69.994.7★ (6.9K)NoNoJul 2026

Top Picks for Hertz Sound Frequency

Frequency Sound Generator App#1

Frequency Sound Generator App by Min Ku

High Pitch Sound Generator
Editor's Choice
🔧 Utilities
4.5😊(4.8K ratings)
FreeAdsIn-App Purchases
Frequency Sound Generator App screenshot 1
Frequency Sound Generator App screenshot 2
Frequency Sound Generator App screenshot 3
Frequency Sound Generator App screenshot 4
Frequency Sound Generator App screenshot 5
Frequency Sound Generator App screenshot 6

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.

What We Love

  • 👍 Helpful for tinnitus
  • 🚀 Accurate frequency generation
  • 🎉 Great for meditation and relaxation
  • 💡 Useful for testing speaker systems

Room to Improve

  • 🐛 Difficulty adjusting precise frequencies
  • 🔊 Extremely high frequencies can be painful
  • 🔋 Stops playing when screen is locked
Frequency: Sound Generator#2

Frequency: Sound Generator by Lucija Jaksic

Strong Contender
🔧 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
Frequency: Healing Sounds#3

Frequency: Healing Sounds by BrainPower Inc

Hz Sound Sacred Heal App
Worth Considering
💪 Health & Fitness
4.7😊(2.3K ratings)
FreeIn-App Purchases
Frequency: Healing Sounds screenshot 1
Frequency: Healing Sounds screenshot 2
Frequency: Healing Sounds screenshot 3
Frequency: Healing Sounds screenshot 4
Frequency: Healing Sounds screenshot 5
Frequency: Healing Sounds screenshot 6

This app offers science-inspired sound therapy to promote natural healing and restore balance to your mind, body, and brain. It utilizes specific frequencies to aid in sleep, reduce pain, and enhance mental clarity for a holistic wellness journey.

What We Love

  • 👍 Relaxing and soothing sounds
  • 🚀 Helps with sleep and relaxation
  • 🚀 Variety of healing frequencies
  • 👍 Improves mental and physical health

Room to Improve

  • 🐛 Occasional playback issues
  • 🔒 Subscription required for full access
  • 🔒 Misleading pricing information

More Hertz Sound Frequency apps to explore

4
Frequency Healing Sounds Hertz
Frequency Healing Sounds Hertz
Frequency Healing Sounds Hertz
Tone Generator, Sound Therapy
Free

This app generates specific sound frequencies and vibrations designed for healing and well-being. Explore tones for pain relief, stress reduction, emotional balance, and spiritual connection. Enhance meditation and promote overall health with targeted sound therapy.

Pain and stress relief frequencies (174 Hz)Tissue and organ healing frequencies (285 Hz)Emotional liberation frequencies (396 Hz)
🌟 Lifestyle
(1.4K)
subscription
5
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Generate Audio Frequency Waves
Free

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.

Generate sine wave tonesFrequency range 20Hz - 22,000HzInstrument tuning
🎵 Music
(2.6K)
ad-supported
6
Decibel X:dB Sound Level Meter
Decibel X:dB Sound Level Meter
Decibel X:dB Sound Level Meter
Frequency Spectrum Analyzer
Free

This app transforms your device into a professional sound level meter, precisely measuring ambient noise pressure. It offers advanced features like frequency analysis, historical data management, and dosimeter functions, making it useful for various applications and entertainment.

Precise sound pressure level measurementFrequency spectrum analysis (FFT, BAR graphs)Historical data recording and export
🔧 Utilities
(156K)
free with in-app purchases
7
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Try frequency generator tools
Free

Generate and analyze a wide range of sounds and frequencies. Explore tone generation, sound tests, musical tuning, and create custom sound effects. Visualize sound waves and experiment with different waveforms.

Single and multiple frequency generationMusical notes presetsBinaural beats
🔧 Utilities
(66)
free with in-app purchases
8
Decibel X PRO: dBA Noise Meter
Decibel X PRO: dBA Noise Meter
Decibel X PRO: dBA Noise Meter
Frequency Spectrum Analyzer
$69.99

This application transforms your device into a professional sound level meter, offering precise dBA and dBC measurements. It features advanced analysis tools like frequency spectrum analysis and data export, making it ideal for audio professionals and anyone interested in sound environments.

Professional sound level meterdBA and dBC measurementsFrequency spectrum analysis (FFT, BAR graphs)
🔧 Utilities
(6.9K)
paid
9
White Noise Baby Sleep Machine
White Noise Baby Sleep Machine
White Noise Baby Sleep Machine
Relax Melodies, Bed Time Music
Free

This app provides a variety of calming sounds to help adults and children fall asleep faster. It also aids in focus and meditation by blocking distractions and creating a relaxing atmosphere. Enjoy a wide selection of free and premium ambient audio for better rest and concentration.

Calming nature soundsSleep association cuesFocus and meditation aid
💪 Health & Fitness
(206K)
free with in-app purchases
10
Sonic | Water Eject
Sonic | Water Eject
Sonic | Water Eject
Water Eject Speaker Cleaner hz
Free

This app generates precise sine wave tones to help remove water and debris from your device's speakers. Easily adjust frequencies by swiping on the screen, and enjoy features like Apple Watch control and background operation. Premium subscribers gain access to advanced waveforms, unlimited sessions, and an ad-free experience.

Clears moisture from device speakersGenerates tones from 0 Hz to 25 kHzControl via Apple Watch
🎵 Music
(19K)
freemium
11
Decibel - sound level meter
Decibel - sound level meter
Decibel - sound level meter
Spectrum frequency analyzer
Free

Measure and analyze the sound pressure around you with this app. It provides spectrum frequency analysis and allows you to compare your recordings to a reference chart. Save your measurement history for future reference.

Measure sound pressureSpectrum frequency analysisReference chart comparison
🔧 Utilities
(4.5K)
subscription
12
High Frequency Sounds
High Frequency Sounds
High Frequency Sounds
by Leafgreen
Free

Explore a range of high-frequency sounds, generated by rapid sound wave vibrations. This app can be used to test hearing abilities, as sensitivity to high pitches often decreases with age. Discover how well you or others can perceive these distinct noises.

Listen to high frequency soundsTest hearing abilitiesUnderstand sound wave frequencies
🎬 Entertainment
(33)
free
13
Clear Wave ° Speaker Cleaner
Clear Wave ° Speaker Cleaner
Clear Wave ° Speaker Cleaner
Clearwave - tone generator
Free

This audio utility app allows users to test sound frequencies, analyze speaker output, and generate high-intensity audio waves. It offers tools for visualizing sound levels, playing specific frequencies, and testing stereo speaker balance. Designed for audio enthusiasts and curious users, it provides a powerful yet intuitive toolkit.

dB Meter for ambient sound levelsTone Generator with precise frequency controlSpeaker Test for left and right channels
🔧 Utilities
(1)
freemium
14
Frequency Analyzer
Frequency Analyzer
Frequency Analyzer
Audio Spectrum, Spectroid, dB
Free

Transform your device into a professional audio analysis tool with advanced FFT analysis, SPL monitoring, and detailed visualizations. Record, analyze, and export audio data with precision calibration and multiple weighting filters.

Real-time FFT analysisCalibrated SPL measurements32-bit float audio recording
🔧 Utilities
(149)
free with in-app purchases
15
High Frequency Tones
High Frequency Tones
High Frequency Tones
Generate any frequency
Free

Generate sound waves across a wide frequency range to test hearing limits. Explore potential uses like deterring pests or competing with friends to see who can hear higher pitches. An optional premium upgrade removes ads and unlocks additional waveform options.

Generate sound waves up to 20,000 HzTest human hearing limitsDog whistle functionality
🔧 Utilities
(595)
free with in-app purchases
16
Decibel Meter - Sound Level dB
Decibel Meter - Sound Level dB
Decibel Meter - Sound Level dB
Audio Noise Frequency Analyzer
Free

Measure ambient noise levels and sound exposure duration in real-time. This app displays acoustic intensity in decibels with detailed visual reports and supports photo/video overlays with noise data. Protect your health from noise pollution.

Real-time decibel meterMIN, AVG, MAX sound level displayNoise dosimeter (NIOSH/OSHA compliant)
🔧 Utilities
(1.2K)
subscription
17
Sonic Pitch Sound Generator
Sonic Pitch Sound Generator
Sonic Pitch Sound Generator
Clear Sound Wave Generator
Free

Generate precise sound waves with adjustable frequencies and various waveform types. Use it for audio testing, insect repulsion, pet training, or as a prank tool. Features include a decibel meter and stereo sound tests.

Adjustable sine, square, triangle, and sawtooth waveformsPrecise frequency control from 0Hz to 25kHzWave visualization
🔧 Utilities
(1.8K)
subscription
18
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
19
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
20
Brainwaves -- Binaural Beats
Brainwaves -- Binaural Beats
Brainwaves -- Binaural Beats
Brain Performance & Balance
Free

This app uses precision-engineered binaural beats and isochronic tones to synchronize neural oscillations for enhanced brain performance, clarity, and recovery. It offers a spectrum of frequencies for focus, sleep, health, and spiritual exploration.

Binaural Beats & Isochronic TonesTargeted Brainwave Frequencies (Delta to Gamma)Performance & Flow State Enhancement
📊 Productivity
(3.2K)
free with in-app purchases

FAQ about Hertz Sound Frequency

What are the best hertz sound frequency apps for iPhone?
Frequency Sound Generator App tops our hertz sound frequency apps ranking as of July 2026, with a 4.5-star average from 4.8K App Store ratings, and it's free to download.
Yes — 19 of the top hertz sound frequency apps we rank are free to download, including Frequency Sound Generator App and Frequency: Sound Generator.
Frequency Sound Generator App shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 233+ hertz sound frequency apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app generates sound frequencies ranging from 1Hz up to 25,000Hz. It offers a simple user interface for adjusting tones, visualizing waveforms, and includes features like adjustable sensitivity and multiple waveform types. It can be used for hearing tests, pet training, or as a prank tool.
Key features include a wide frequency range (1Hz to 25,000Hz), precise control with logarithmic and linear slider modes, adjustable sensitivity, and the ability to generate multiple waveforms such as Sine, Square, Sawtooth, and Triangle. It also provides direct frequency checking with professional wave visualization.