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Best Sound Frequency Tester Apps

226+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our sound frequency tester list covers 226+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Sound Frequency Tester

Decibel X:dB Sound Level Meter#1

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

Frequency Spectrum Analyzer
Editor's Choice
πŸ”§ 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
  • πŸ‘ Easy to use and understand
  • πŸ” Useful for various applications
  • πŸŽ“ Helpful for hearing protection

Room to Improve

  • πŸ’° Expensive subscription model
  • πŸ”’ Misleading free trial
  • πŸ“’ Intrusive ads
Sonic | Water Eject#2

Sonic | Water Eject by VonBruno LLC

Water Eject Speaker Cleaner hz
Strong Contender
🎡 Music
4.7😊(19K 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

  • πŸš€ Works great for water ejection
  • πŸ”§ Effectively removes water from speakers
  • πŸ‘ Saved phones from water damage
  • πŸ’‘ Useful for tuning instruments and sound healing

Room to Improve

  • πŸ”’ Premium features now behind paywall
  • πŸ’° Subscription model too expensive
  • πŸ”‡ Ads interfere with usability
Frequency: Sound Generator#3

Frequency: Sound Generator by Lucija Jaksic

Worth Considering
πŸ”§ 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

  • πŸ‘ Simple and easy to use interface
  • 🎡 Accurate frequency generation
  • πŸ’° Free application
  • 🧘 Helpful for meditation and stress relief

Room to Improve

  • πŸ“’ Intrusive and inappropriate advertisements
  • πŸ”Š Potential audio damage to speakers/hearing
  • πŸ”’ Privacy concerns and data collection issues

More Sound Frequency Tester apps to explore

4
Clear Wave
Clear Wave
Clear Wave
Decibel meter, hz speaker test
Free

Test your device's audio output and microphone functionality. This app plays specific frequencies and measures decibel levels to help identify speaker issues or microphone obstructions. Upgrade for unlimited testing and an ad-free experience.

Speaker sound testingDecibel meterHertz frequency testing
🎡 Music
(34K)
freemium
5
Clear Wave : Speaker Test
Clear Wave : Speaker Test
Clear Wave : Speaker Test
Sound Wave - Tone Generator
Free

This app generates sound waves to test and enhance speaker performance. It offers customizable frequencies, test modes, and stereo channel testing. You can also boost bass and volume, and play audio from files or Apple Music.

Speaker testing with sound wavesCustomizable frequency generator (0-20,000 Hz)Multiple test modes (Standard, deep, quick)
πŸ”§ Utilities
(579)
free with in-app purchases
6
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
7
Decibel : dB sound level meter
Decibel : dB sound level meter
Decibel : dB sound level meter
Audio noise Spectrum Analyzer
Free

Transform your device into a professional sound level meter and audio analyzer. Measure ambient noise, monitor decibel levels, and visualize sound frequencies in real time. It also offers advanced sleep tracking with sound recognition to identify disruptions.

Real-time decibel (dB) sound level monitoringIntegrated Spectrum Analyzer (FFT, spectrogram)Sleep tracking with sound recognition
πŸ”§ Utilities
(36K)
freemium
8
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
9
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
πŸ”§ Utilities
(4.8K)
subscription
10
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
πŸ”§ Utilities
(66)
free with in-app purchases
11
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)
πŸ”§ Utilities
(6.9K)
paid
12
Decibel Tester: Sound Level
Decibel Tester: Sound Level
Decibel Tester: Sound Level
Decibel Sound Frequency Meter
Free

Measure sound levels with professional accuracy using this tool. It supports various frequency weightings and allows you to save and share recordings to protect your hearing from harmful noise.

Accurate sound level measurementsSupports dBa, dBb, dBc, dBz weightingSave and share recordings
πŸ”§ Utilities
(1)
freemium
13
Frequency Sound Generator Tone
Frequency Sound Generator Tone
Frequency Sound Generator Tone
Tone generation, sound tests
Free
$0.99 | 100% OFF

Generate pure sine wave tones across a wide frequency range for various applications. Use it for speaker testing, instrument tuning, hearing assessments, or creating unique sound experiments. Explore frequencies from 1Hz up to 25kHz with intuitive controls.

Generate sine wave tones (1Hz - 25kHz)Instrument tuning presetsSpeaker performance testing
🎡 Music
(7)
free
14
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.)
πŸ”§ Utilities
(2.1K)
free with in-app purchases
15
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
πŸ”§ Utilities
(1.8K)
subscription
16
Decibel Meter: dB Sound Meters
Decibel Meter: dB Sound Meters
Decibel Meter: dB Sound Meters
dB Sound Test and Noise Meter
Free

Transform your phone into a professional sound level meter to measure decibel and hertz levels in real-time. Track environmental noise, set custom alerts for safe sound thresholds, and log data for later review. Features include graphical analysis and calibration options for accuracy.

Real-time sound level measurementGraphical and frequency analysisCustomizable sound alerts
πŸ”§ Utilities
(37)
free with in-app purchases
17
Decibel Meter Ultra
Decibel Meter Ultra
Decibel Meter Ultra
Noise Level Frequency Analyzer
Free

Measure, record, and analyze sound levels in your environment. This app offers precision metering, noise elimination tools, hearing protection features, and home audio calibration. It provides detailed reports and can be used with device microphones or external ones.

Precision sound level meteringNoise logging and reportingHearing protection dosimeter
πŸ”§ Utilities
(2.3K)
free with in-app purchases
18
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
πŸ”§ Utilities
(16K)
free
19
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
πŸ”§ Utilities
(4.5K)
subscription
20
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

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