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Best Ultrasonic Sound Apps

250+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated August 2026

Frequency Sound Generator App is the household name in ultrasonic sound, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Ultrasonic Sound Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Frequency Sound Generator AppFrequency Sound Generator AppFree4.5★ (4.8K)YesYesAug 2026
2Dog Repellent - 3D Sound PRODog Repellent - 3D Sound PROFree3.6★ (254)NoYesAug 2026
3Mosquito & Bug Repellent SoundMosquito & Bug Repellent SoundFree4.2★ (1.7K)YesYesAug 2026
4Speaker Cleaner: UltrasonicSpeaker Cleaner: UltrasonicFree4.6★ (711)YesYesAug 2026
5High Frequency TonesHigh Frequency TonesFree4.7★ (595)NoYesAug 2026
6Sonic Pitch Sound GeneratorSonic Pitch Sound GeneratorFree4.5★ (1.8K)YesYesAug 2026
7VisiWaveVisiWaveFree4.4★ (8)NoNoJul 2026
8Spectral: Hidden in SoundSpectral: Hidden in SoundFree—NoYesJun 2026

Top Picks for Ultrasonic Sound

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
Dog Repellent - 3D Sound PRO#2

Dog Repellent - 3D Sound PRO by Mihai Ghiserel

Ultrasonic Pet/Pest Repeller!
Strong Contender
🌟 Lifestyle
3.6😐(254 ratings)
FreeIn-App Purchases
Dog Repellent - 3D Sound PRO screenshot 1
Dog Repellent - 3D Sound PRO screenshot 2
Dog Repellent - 3D Sound PRO screenshot 3

This application uses advanced 3D audio technology and adjustable ultrasonic frequencies to deter aggressive stray dogs and other animals. It can also be used for positive reinforcement training to curb unwanted pet behaviors like excessive barking or chewing.

What We Love

  • ✅ Effective at stopping dog barking when it works
  • 🎚️ Adjustable frequency settings for different dogs
  • 🛡️ Provides sense of safety during walks and outdoor activities
  • ⚡ Easy to use - simple button interface

Room to Improve

  • ❌ Inconsistent effectiveness - doesn't work for many users
  • 📵 Doesn't work when phone screen is locked
  • 📢 Excessive ads interrupting functionality
Mosquito & Bug Repellent Sound#3

Mosquito & Bug Repellent Sound by KoruApps

Ultrasonic Sounds for Insects
Worth Considering
🔧 Utilities
4.2😐(1.7K ratings)
FreeAdsIn-App Purchases
Mosquito & Bug Repellent Sound screenshot 1
Mosquito & Bug Repellent Sound screenshot 2
Mosquito & Bug Repellent Sound screenshot 3
Mosquito & Bug Repellent Sound screenshot 4
Mosquito & Bug Repellent Sound screenshot 5
Mosquito & Bug Repellent Sound screenshot 6

This app uses adjustable ultrasonic sounds to deter various insects and critters like mosquitoes, flies, cockroaches, and rats. Users can select specific frequencies tailored to different pests.

What We Love

  • 👍 Effective at repelling insects
  • 🚀 Works quickly
  • 💡 Useful for various pests (mice, flies, etc.)

Room to Improve

  • 🐛 Ineffective against some insects
  • 🔋 Drains battery quickly
  • 💸 Excessive ads and in-app purchases

More Ultrasonic Sound apps to explore

4
Speaker Cleaner: Ultrasonic
Speaker Cleaner: Ultrasonic
Speaker Cleaner: Ultrasonic
Vibrate & Fix Muffled Sound
Free

Generate tones with a wide frequency range and built-in sounds. Control speaker output, repel pests with targeted frequencies, and enjoy wave visualizations.

Wide frequency range (0-20,000 Hz)Variety of built-in soundsControl over speaker output
🔧 Utilities
(711)
free with in-app purchases
5
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
6
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
7
VisiWave
VisiWave
VisiWave
See the frequencies around you
Free

Visualize sound waves in real-time by detecting and displaying their frequencies in Hertz. Experience an augmented reality view of the audio environment around you.

Detects sound frequenciesVisualizes sound waves in real-timeMeasures in Hertz
🔧 Utilities
(8)
free
8
Spectral: Hidden in Sound
Spectral: Hidden in Sound
Spectral: Hidden in Sound
by PARIS MOSCHAKIS RANTIVOGEVITS
Free
🔧 Utilities
(0)
9
Countryside sound (Inakaoto)
Countryside sound (Inakaoto)
Countryside sound (Inakaoto)
Sleep meditation healing
Free
🌟 Lifestyle
(0)
10
Ultrasonic Pest Repeller
Ultrasonic Pest Repeller
Ultrasonic Pest Repeller
Ultimate Repellent
Free

This app generates ultrasonic waves to deter pests like mosquitos and insects. The high-frequency sound is inaudible to most humans, providing a repellent effect without disturbance.

Generates ultrasonic wavesRepels mosquitos and insectsInaudible to humans
💪 Health & Fitness
(84)
free
11
Auralize
Auralize
Auralize
The Science of Sound in Hand
Free
🔧 Utilities
(0)
12
Emergency Sound
Emergency Sound
Emergency Sound
by Innovation Factory Limited
Free

This app detects important sounds and alerts family members with vibrations, sounds, and notifications including the time and date. It's designed to keep loved ones informed about critical auditory events.

Sound detectionFamily notificationsVibration alerts
💪 Health & Fitness
(0)
free
13
Sound Surge
Sound Surge
Sound Surge
by Acoustic Pioneer, Ltd.
Free
🏥 Medical
(0)
14
Sound Stasis
Sound Stasis
Sound Stasis
For Music and Sound Design
$1.99
🎵 Music
(0)
15
ClearTone: Sound Amplifier
ClearTone: Sound Amplifier
ClearTone: Sound Amplifier
by haidi liu
Free
🔧 Utilities
(0)
16
AlphaX Active Sound
AlphaX Active Sound
AlphaX Active Sound
Active Sound System
Free
🔧 Utilities
(0)
17
ClashSiren
ClashSiren
ClashSiren
An authentic dub siren
Free
🎵 Music
(0)
18
EyeSound Vocal
EyeSound Vocal
EyeSound Vocal
SEE what is said
Free
🔧 Utilities
(0)
19
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
20
CANVAS HiFi
CANVAS HiFi
CANVAS HiFi
Platin Canvas
Free
🔧 Utilities
(0)

FAQ about Ultrasonic Sound

What are the best ultrasonic sound apps for iPhone?
Frequency Sound Generator App tops our ultrasonic sound apps ranking as of August 2026, with a 4.5-star average from 4.8K App Store ratings, and it's free to download.
Yes — 19 of the top ultrasonic sound apps we rank are free to download, including Frequency Sound Generator App and Dog Repellent - 3D Sound PRO.
Frequency Sound Generator App shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ ultrasonic sound apps on the iOS App Store as of August 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.