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Best Sound Frequency Low Apps

229+ iOS apps curated and reviewed

4.5 avg rating
18 free apps
Updated July 2026

Finding the right sound frequency low apps can be overwhelming with so many options. We've analyzed 229+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Sound Frequency Low Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Frequency Sound Generator AppFrequency Sound Generator AppFree4.5★ (4.8K)YesYesJul 2026
2Decibel X:dB Sound Level MeterDecibel X:dB Sound Level MeterFree4.7★ (156K)NoYesJul 2026
3Sonic Pitch Sound GeneratorSonic Pitch Sound GeneratorFree4.5★ (1.8K)YesYesJul 2026
4Decibel X PRO: dBA Noise MeterDecibel X PRO: dBA Noise Meter$69.994.7★ (6.9K)NoNoJul 2026
5Frequency: Sound GeneratorFrequency: Sound GeneratorFree4.7★ (340)YesNoJul 2026
6Decibel - sound level meterDecibel - sound level meterFree4.6★ (4.5K)NoYesJul 2026
7High Frequency TonesHigh Frequency TonesFree4.7★ (595)NoYesJul 2026
8Frequency Healing Sounds HertzFrequency Healing Sounds HertzFree4.9★ (1.4K)NoYesJul 2026

Top Picks for Sound Frequency Low

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
Decibel X:dB Sound Level Meter#2

Decibel X:dB Sound Level Meter by SkyPaw Co., Limited

Frequency Spectrum Analyzer
Strong Contender
🔧 Utilities
4.7😐(156K ratings)
FreeIn-App Purchases
Decibel X:dB Sound Level Meter screenshot 1
Decibel X:dB Sound Level Meter screenshot 2
Decibel X:dB Sound Level Meter screenshot 3
Decibel X:dB Sound Level Meter screenshot 4
Decibel X:dB Sound Level Meter screenshot 5
Decibel X:dB Sound Level Meter screenshot 6

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.

What We Love

  • ⭐ Excellent app
  • 👍 Easy to use and understand
  • 🔍 Useful for various applications
  • 🎓 Helpful for hearing protection

Room to Improve

  • 💰 Expensive subscription model
  • 🔒 Misleading free trial
  • 📢 Intrusive ads
Sonic Pitch Sound Generator#3

Sonic Pitch Sound Generator by 茂利 王

Clear Sound Wave Generator
Worth Considering
🔧 Utilities
4.5😊(1.8K ratings)
FreeAdsIn-App Purchases
Sonic Pitch Sound Generator screenshot 1
Sonic Pitch Sound Generator screenshot 2
Sonic Pitch Sound Generator screenshot 3
Sonic Pitch Sound Generator screenshot 4
Sonic Pitch Sound Generator screenshot 5
Sonic Pitch Sound Generator screenshot 6

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.

What We Love

  • 👍 Simple and easy to use
  • 🚀 Precise tone generation
  • 💡 Useful for testing audio equipment
  • 💡 Helpful for tinnitus sufferers

Room to Improve

  • 🐛 Sensitive slider makes it difficult to dial in precise frequencies
  • 🔍 Lack of instructions on which frequencies to use for specific purposes
  • 📢 Intrusive and frequent ads

More Sound Frequency Low apps to explore

4
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
5
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
6
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
7
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
8
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
9
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
10
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
11
Decibel Meter Sound Detector
Decibel Meter Sound Detector
Decibel Meter Sound Detector
Track noise around you.
Free

Monitor your surroundings with this decibel meter app. It measures sound levels in real-time, providing clear visual analysis and advanced filtering options. Easily share your readings for documentation or further analysis.

Real-time decibel (dB) readingsFrequency weighting (A, B, C, Z)Share measurements via various apps
📊 Productivity
(48K)
free with in-app purchases
12
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
13
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
14
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
15
NIOSH Sound Level Meter
NIOSH Sound Level Meter
NIOSH Sound Level Meter
by EA LAB d.o.o.
Free

This free app measures sound levels and noise exposure using your smartphone. Developed by acoustics experts, it provides professional-grade metrics and guidance on hearing protection and noise prevention.

Sound level measurementNoise dosimetryHearing hazard information
🔧 Utilities
(16K)
free
16
dB Meter & Spectrum Analyzer
dB Meter & Spectrum Analyzer
dB Meter & Spectrum Analyzer
Noise & sound level decibel
$29.99

Measure ambient noise levels with professional-quality accuracy. This app offers a spectrum analyzer, hearing test, and the ability to save and share measurements with location data. It's a powerful, cost-effective tool for personal sound monitoring.

Professional-quality sound level measurementIntegrated spectrum analyzerNoise dosimeter (NIOSH/OSHA)
🔧 Utilities
(858)
free with in-app purchases
17
Clear Wave - Speaker Test
Clear Wave - Speaker Test
Clear Wave - Speaker Test
Eject Clear Sound from Speaker
Free

Test and analyze your phone's speakers with precision using a series of tones. Evaluate bass response, stereo channels, and frequency generation. Includes a decibel meter for sound level measurement.

Advanced speaker testingVolume booster modeBass testing
🎵 Music
(1.3K)
free with in-app purchases
18
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
(97)
free with in-app purchases
19
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
20
Tone Generator Speaker Cleaner
Tone Generator Speaker Cleaner
Tone Generator Speaker Cleaner
High Pitch Noise, Frequency Hz
Free

Generate precise audio frequencies for various purposes, from tuning instruments to cleaning water from speakers. Explore different waveforms and customize sound generation for unique audio experiences. Elevate your audio quality and functionality.

Generate frequencies from 1 Hz to 40,000 HzClean water/moisture from speakersProduce sine, triangle, sawtooth, and square waveforms
🔧 Utilities
(18)
free with in-app purchases

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FAQ about Sound Frequency Low

What are the best sound frequency low apps for iPhone?
Frequency Sound Generator App tops our sound frequency low 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 — 18 of the top sound frequency low apps we rank are free to download, including Frequency Sound Generator App and Decibel X:dB Sound Level Meter.
Frequency Sound Generator App shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 229+ sound frequency low 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.