Best Tester Frequency Apps & Games

216+ iOS apps & games curated and reviewed

4.5 avg rating
19 free apps & games
Updated June 2026

Every iPhone needs a few good tester frequency apps. We benchmark 216+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Tester Frequency

Audio Function Generator#1

Audio Function Generator by Thomas Gruber

Frequency and Signal Generator
Editor's Choice
🔧 Utilities
4.7😐(2.1K ratings)
FreeIn-App Purchases
Audio Function Generator screenshot 1
Audio Function Generator screenshot 2
Audio Function Generator screenshot 3
Audio Function Generator screenshot 4
Audio Function Generator screenshot 5
Audio Function Generator screenshot 6

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.

What We Love

  • 👍 Great app
  • 🎶 Helps with Tinnitus
  • 💯 Best app I've paid for
  • 🔍 Highly recommended

Room to Improve

  • 🐛 Crashes
  • 💰 Deceptive/Money hungry
  • 🔒 Basic features paywalled
Clear Wave - Speaker Test#2

Clear Wave - Speaker Test by Enacti Ventures Private Limited

Eject Clear Sound from Speaker
Strong Contender
🎵 Music
4.7😞(1.3K ratings)
FreeAdsIn-App Purchases
Clear Wave - Speaker Test screenshot 1
Clear Wave - Speaker Test screenshot 2
Clear Wave - Speaker Test screenshot 3
Clear Wave - Speaker Test screenshot 4
Clear Wave - Speaker Test screenshot 5

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.

What We Love

  • 👍 Helpful for water-damaged phones
  • 🚀 Works quickly
  • 💡 Useful frequency generator
  • 🤩 Great for audio testing

Room to Improve

  • 🐛 App crashes or freezes
  • 🔒 Requires subscription to unlock features
  • 💸 Blocking basic features behind paywall
Frequency Generator: Hz Waves#3

Frequency Generator: Hz Waves by ORIOL NADAL SERRA

Speaker Test & Cleaner
Worth Considering
🔧 Utilities
5.0(16 ratings)
FreeAdsIn-App Purchases
Frequency Generator: Hz Waves screenshot 1
Frequency Generator: Hz Waves screenshot 2
Frequency Generator: Hz Waves screenshot 3
Frequency Generator: Hz Waves screenshot 4
Frequency Generator: Hz Waves screenshot 5

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.

More Tester Frequency apps to explore

4
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
5
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
🔧 Utilities
(1)
freemium
6
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
7
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
8
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
9
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
10
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
11
Clear Wave: Hz Frequency
Clear Wave: Hz Frequency
Clear Wave: Hz Frequency
Sonic Tone Generator, dB Level
Free

This app offers tools to test and analyze your device's audio performance. Measure sound intensity, generate tones, and test stereo balance and frequency response. Optimize your device's sound output with user-friendly features.

dB Meter for sound intensityTone Generator for sound frequenciesStereo Test for speaker balance
📊 Productivity
(38)
free with in-app purchases
12
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Audio Spectrum Analyzer dB RTA
Sound frequency, decibel meter
Free

Analyze sound frequencies and decibel levels with this advanced tool. Ideal for tuning audio systems, it offers real-time spectrum analysis and sound metering for various applications.

Octave Band Real-Time AnalyzerFFT Plot - Fast Fourier TransformIntegrated Sound Level Meter (dB-A)
🎵 Music
(3K)
free with in-app purchases
13
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
14
Tone Generator: Frequency App
Tone Generator: Frequency App
Tone Generator: Frequency App
Hearing Test, Speaker Cleaner
Free

Generate various audio tones like sine, square, sawtooth, and triangle waves across a wide frequency range. Adjust frequencies by swiping and utilize built-in features for fun hearing tests or to clean your device's speaker.

Sine, square, sawtooth, triangle wave generationAdjustable frequency via swipeBuilt-in hearing test sweep
🔧 Utilities
(135)
free with in-app purchases
15
Subwoofer Frequency Test
Subwoofer Frequency Test
Subwoofer Frequency Test
by Leafgreen
Free

Test the low-frequency capabilities of your speakers with precise sound frequencies. Pinpoint the lowest bass your audio system can produce, from 15Hz to 100Hz, to ensure you're not missing out on deep sounds in your music.

Precise low range sound frequenciesFrequencies from 15Hz to 100HzTest sounds in 5Hz increments
🎵 Music
(9)
free
16
Sound Game - Perfect Pitch
Sound Game - Perfect Pitch
Sound Game - Perfect Pitch
Match the tone from memory
Free

Test your auditory perception by recreating tones from memory. This game challenges your ears with a frequency slider and psychoacoustic scoring, offering a pure test of hearing without multiple choice or pay-to-win mechanics. Enjoy focused gameplay with haptics and minimalist visuals.

Tone recreation from memoryFrequency slider inputPsychoacoustic scoring
🎮 Games
(9)
free
17
Frequency Generator: Tone & Hz
Frequency Generator: Tone & Hz
Frequency Generator: Tone & Hz
Audio Waves: Spectrum Analyzer
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
(66)
freemium
18
Bass Tester & Booster Pro
Bass Tester & Booster Pro
Bass Tester & Booster Pro
Subwoofer beats power test
Free

Enhance your audio with advanced bass boosting and sound analysis. Sculpt your sound with a 7-band equalizer, monitor levels with a decibel meter, and utilize AI for instrument recognition. Supports cloud integration for easy track management.

Bass booster and amplifier7-band equalizer with presetsAccurate sound level meter
🎵 Music
(223)
freemium
19
Quantum Frequency
Quantum Frequency
Quantum Frequency
by LIMITED LIABILITY COMPANY DESIGN AND TEST LAB
Free

Generate custom healing tones and programmable sequences using your device's speaker. This app is designed to work with forthcoming energetic healing devices, converting frequencies into pulsed energy waves.

Custom frequency generationProgrammable tone sequencesDevice speaker output
🔧 Utilities
(7)
free
20
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