1. Home
  2. Topics
  3. Hz Frequency

Best Hz Frequency Apps

250+ iOS apps curated and reviewed

4.7 avg rating
20 free apps
Updated August 2026

Whether you're new to hz frequency or looking for an upgrade, our curated collection of 250+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Hz Frequency Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Frequency: Sound GeneratorFrequency: Sound GeneratorFree4.7★ (340)YesNoAug 2026
2Sonic | Water EjectSonic | Water EjectFree4.7★ (21K)YesYesAug 2026
3Frequency Sound Generator AppFrequency Sound Generator AppFree4.5★ (4.8K)YesYesAug 2026
4Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.6★ (161K)NoYesAug 2026
5Frequency Generator: HZFrequency Generator: HZFree4.4★ (471)YesYesAug 2026
6Frequency: Healing SoundsFrequency: Healing SoundsFree4.7★ (2.3K)NoYesAug 2026
7Tone Generator: Audio Sound HzTone Generator: Audio Sound HzFree4.7★ (2.6K)YesNoAug 2026
8Frequency Counter+ Hz FFTFrequency Counter+ Hz FFTFree4.0★ (4)YesNoAug 2026

Top Picks for Hz Frequency

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
Sonic | Water Eject#2

Sonic | Water Eject by VonBruno LLC

Tone Generator Speaker Cleaner
Strong Contender
🎵 Music
4.7😊(21K ratings)
FreeAdsIn-App Purchases
Sonic | Water Eject screenshot 1
Sonic | Water Eject screenshot 2
Sonic | Water Eject screenshot 3
Sonic | Water Eject screenshot 4
Sonic | Water Eject screenshot 5
Sonic | Water Eject screenshot 6

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.

What We Love

  • 🚀 Works great for water ejection
  • 🔧 Effectively removes water from speakers
  • 👍 Saved phones from water damage
  • 💡 Useful for tuning instruments and sound healing

Room to Improve

  • 🔒 Premium features now behind paywall
  • 💰 Subscription model too expensive
  • 🔇 Ads interfere with usability
Frequency Sound Generator App#3

Frequency Sound Generator App by Min Ku

High Pitch Sound Generator
Worth Considering
🔧 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

More Hz Frequency apps to explore

4
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
(161K)
free with in-app purchases
5
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
(471)
free with in-app purchases
6
Frequency: Healing Sounds
Frequency: Healing Sounds
Frequency: Healing Sounds
Neural Hz for Calm & Clarity
Free

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.

Full body healing & DNA repairRestorative sleep supportGentle relief for body pain
💪 Health & Fitness
(2.3K)
free with in-app purchases
7
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
8
Frequency Counter+ Hz FFT
Frequency Counter+ Hz FFT
Frequency Counter+ Hz FFT
Tuner · RPM · 50/60Hz Meter
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
(4)
ad-supported
9
Bina: Binaural Beats
Bina: Binaural Beats
Bina: Binaural Beats
Frequencies for sleep & focus
Free

This app uses binaural beats, brainwave, and solfeggio frequencies to help users sleep better, focus deeper, and feel calmer. Select your desired state, such as sleep, focus, meditation, or relaxation, and let the soundscapes guide you.

Binaural beats for sleep, focus, and calmBrainwave and solfeggio frequenciesGoal-based soundscapes (sleep, focus, meditation, calm)
💪 Health & Fitness
(5)
freemium
10
Soma Binaural Beats
Soma Binaural Beats
Soma Binaural Beats
Sleep, Focus & Soundscapes
Free

This app uses binaural beats and immersive soundscapes to help users achieve specific mental states like deep sleep, focus, or calm. It offers customizable sessions and guided listening journeys for various goals.

Binaural beats for brainwave entrainmentImmersive soundscapes (rain, nature, ambient)Customizable frequency intensity
🎵 Music
(1)
free with in-app purchases
11
Frequency Generator - Sound Hz
Frequency Generator - Sound Hz
Frequency Generator - Sound Hz
Tone Generator & Speaker Test
Free
🔧 Utilities
(0)
12
FSM-Buddy
FSM-Buddy
FSM-Buddy
by James Buchholz
Free

Access searchable frequency pairs from FSM Core seminars. This tool consolidates all supplementary materials in a single, convenient location.

Searchable frequency pairsAccess FSM Core seminar contentConsolidated supplementary materials
📚 Education
(2)
free
13
Frequency Analyzer Spectrum
Frequency Analyzer Spectrum
Frequency Analyzer Spectrum
Audio Spectrum Analyzer Hz
Free
🌟 Lifestyle
(0)
14
GENUS: Brain Frequency
GENUS: Brain Frequency
GENUS: Brain Frequency
by Ryan Ristau
Free

This app uses synchronized audio-visual stimulation at 40 Hz gamma frequency to potentially enhance brain health, memory, and focus. It offers various frequency modes, guided breathwork, and personalized ambient soundscapes for a customizable wellness experience.

40 Hz gamma frequency stimulationMultiple frequency modes (Alpha, Theta, Delta)Cinematic visual themes
💪 Health & Fitness
(1)
freemium
15
SoulTune - 432Hz Player
SoulTune - 432Hz Player
SoulTune - 432Hz Player
Binural Beats & Brainsync
Free

This app transforms your existing music library into a tool for focus, sleep, and meditation using neuro-acoustic science. It offers real-time frequency shifting, guided biohacking journeys, and dual-layer brainwave entrainment. Enjoy a private, offline experience with no tracking.

Real-time Solfeggio & 432 Hz EngineGuided Biohacking & Gateway JourneysDual-Layer Brainsync & Live Schumann Data
🎵 Music
(1)
freemium
16
Decibel Meter - Sound Level.
Decibel Meter - Sound Level.
Decibel Meter - Sound Level.
Measure Noise & Frequency
Free
🔧 Utilities
(0)
17
Golden Tone Generator
Golden Tone Generator
Golden Tone Generator
Golden Ratio Tone Generator
Free

Generate tones using various frequency systems like Golden Ratio, Fibonacci, and Solfeggio. Offers precision playback, custom playlists, and export options. Ideal for musicians, sound designers, and relaxation.

Multiple frequency systems (Golden Ratio, Fibonacci, Solfeggio, 12-TET)Precision playback with adjustable A4 referenceAdvanced playback controls with fade in/out
🎵 Music
(1)
free with in-app purchases
18
DreamWave - Sleep Therapy
DreamWave - Sleep Therapy
DreamWave - Sleep Therapy
Sleep Sounds Dream Frequencies
Free
💪 Health & Fitness
(0)
19
528 Hz Sound Therapy
528 Hz Sound Therapy
528 Hz Sound Therapy
Music for Healing
Free
💪 Health & Fitness
(0)
20
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
(4)
freemium

FAQ about Hz Frequency

What are the best hz frequency apps for iPhone?
Frequency: Sound Generator tops our hz frequency apps ranking as of August 2026, with a 4.7-star average from 340 App Store ratings, and it's free to download.
Yes — 20 of the top hz frequency apps we rank are free to download, including Frequency: Sound Generator and Sonic | Water Eject.
Frequency: Sound Generator shows ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 250+ hz frequency apps on the iOS App Store as of August 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.

Related searches

hz frequency measurehz frequency detectorhz frequency generator apphz frequency tunerhz frequency readerhz frequency by lamda432 hz frequency: focus soundsclear wave: hz frequencysonic hz frequency generator