Best Waveform Generator Apps

222+ iOS apps curated and reviewed

4.7 avg rating
17 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our waveform generator list covers 222+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Compare top Waveform Generator Apps (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Audio Function GeneratorAudio Function GeneratorFree4.7★ (2.1K)NoYesAug 2026
2Tone Generator EXTone Generator EXFree4.8★ (439)YesNoJul 2026
3Tone Generator: Audio Sound HzTone Generator: Audio Sound HzFree4.7★ (2.6K)YesNoAug 2026
4MultiTone GeneratorMultiTone GeneratorFree4.6★ (354)NoYesJul 2026
5Water Eject ~ Speaker WizardWater Eject ~ Speaker WizardFree4.6★ (7.6K)YesYesAug 2026
6Tone Generator: Frequency AppTone Generator: Frequency AppFree4.8★ (137)YesYesAug 2026
7The OscillatorThe OscillatorFree4.3★ (55)NoNoMay 2026
8Tone Gen ProTone Gen ProFree4.5★ (45)NoYesJul 2026

Top Picks for Waveform Generator

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
Tone Generator EX#2

Tone Generator EX by An-Che Lee

Strong Contender
🔧 Utilities
4.8😊(439 ratings)
FreeAds
Tone Generator EX screenshot 1
Tone Generator EX screenshot 2
Tone Generator EX screenshot 3

Generate a wide range of audio tones with adjustable frequencies and waveforms. Control playback in the background, from your notification drawer, or lock screen. The app automatically pauses for calls and alarms, and allows you to save custom presets.

What We Love

  • 👍 Clean, intuitive, and elegant interface design
  • 🎵 Precise frequency control with decimal accuracy
  • 💰 Completely free with no ads or subscriptions
  • ⚙️ Customizable A440 tuning standard adjustment

Room to Improve

  • 📉 Limited frequency range (minimum 15Hz, maximum needs extension)
  • 🚫 No direct frequency input via typing
  • ⏸️ No export functionality for generated tones
Tone Generator: Audio Sound Hz#3

Tone Generator: Audio Sound Hz by TMSOFT

Generate Audio Frequency Waves
Worth Considering
🎵 Music
4.7😊(2.6K ratings)
FreeAds
Tone Generator: Audio Sound Hz screenshot 1
Tone Generator: Audio Sound Hz screenshot 2
Tone Generator: Audio Sound Hz screenshot 3
Tone Generator: Audio Sound Hz screenshot 4
Tone Generator: Audio Sound Hz screenshot 5
Tone Generator: Audio Sound Hz screenshot 6

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.

What We Love

  • 👍 Simple and straightforward
  • 🚀 Works as expected
  • 💡 Useful for testing and tuning
  • 💡 Helps identify hearing range

Room to Improve

  • 🐛 Ads can interfere with usage
  • 🔧 Difficulty fine-tuning frequency
  • 🔧 No amplitude/volume display

More Waveform Generator apps to explore

4
MultiTone Generator
MultiTone Generator
MultiTone Generator
Frequency and Signal Generator
Free

Generate a wide range of audio test tones, including sine, rectangular, triangular, and sawtooth waves. Explore frequency sweeps, noise generation, and customizable settings. Upgrade for advanced features like creating multiple tone combinations and extended frequency ranges.

Generate sine, rectangular, triangular, and sawtooth wavesPlay frequency sweep test tonesSweep repeat/wobble function
🎵 Music
(354)
free with in-app purchases
5
Water Eject ~ Speaker Wizard
Water Eject ~ Speaker Wizard
Water Eject ~ Speaker Wizard
#1 Effective Ultra Clear Wave
Free

Generate pure tones, frequencies, and waveforms to test audio equipment like speakers and headphones. Ideal for professionals and enthusiasts seeking to ensure optimal sound quality through customizable frequencies and noise generation.

Tone generationFrequency testingWaveform generation
🎵 Music
(7.6K)
free with in-app purchases
6
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
(137)
free with in-app purchases
7
The Oscillator
The Oscillator
The Oscillator
Tone and Noise Generator
Free

Generate tones and noise with adjustable lowpass filters and panning. Choose from sine, triangle, sawtooth, and square waveforms. Precisely tune frequencies in Hz or MIDI notes.

Two oscillatorsOne noise generatorIndividual lowpass filters
🎵 Music
(55)
paid
8
Tone Gen Pro
Tone Gen Pro
Tone Gen Pro
Advanced tone generator
Free

Create various audio signals, including single tones, sweeps, and merged sounds, with extensive parameter control. Ideal for students, musicians, educators, and audio professionals exploring sound.

Generate single type signals (sine, square, noise)Create sweep (chirp) signals (linear/exponential)Generate click signals with adjustable duty cycle
🔧 Utilities
(45)
free with in-app purchases
9
Waveform Sound Generator
Waveform Sound Generator
Waveform Sound Generator
Signal generator
$1.99

Generate custom sound waves with a single oscillator. Control wave shape, peak characteristics, and frequency to explore the physics of sound and human perception. Ideal for education in physics, music, and sound.

Customizable waveform generationSingle oscillatorControl peak number, direction, amplitude, and sharpness
📚 Education
(4)
paid
10
Speaker Test - Tone Generator
Speaker Test - Tone Generator
Speaker Test - Tone Generator
Tone Generator,Speaker Booster
Free

Easily test and enhance your device's audio output. This app offers a tone generator for custom frequencies and a speaker booster to improve sound quality. It includes features for stereo testing and customizable test plans to ensure optimal speaker performance.

Speaker testingTone generator (0-20000 Hz)Speaker booster (bass & volume)
🔧 Utilities
(18)
free with in-app purchases
11
Tone Generator!
Tone Generator!
Tone Generator!
by Peter Deelstra
$0.99

Create and play a wide range of audio tones with adjustable frequencies and waveforms. Generate up to 12 simultaneous tones with individual volume control. Modify tones in real-time for versatile sound generation.

Generate tones from 20 Hz to 15000 HzAdjust tones while playingPlay up to 12 tones simultaneously
🔧 Utilities
(23)
free
12
ToneGen Audio Tone Generator
ToneGen Audio Tone Generator
ToneGen Audio Tone Generator
by NCH Software
Free

This utility generates various audio waveforms including sine, square, and noise. It supports a wide frequency range and can produce multiple tones simultaneously, with options to play or save them as WAV files.

Sine, square, triangular, sawtooth, and impulse waveformsWhite and pink noise generationFrequency range 1Hz to 22kHz
🔧 Utilities
(30)
free with in-app purchases
13
Mobile Link for Generators
Mobile Link for Generators
Mobile Link for Generators
Peace of mind, where you are.
Free

Monitor and control your home standby generator and propane tank remotely from your smartphone or tablet. Receive real-time status updates, customize notifications, track maintenance, and gauge fuel levels for guaranteed power.

Real-time generator status monitoringCustomizable status notificationsMaintenance history tracking
🔧 Utilities
(80K)
free with in-app purchases
14
AI Song Generator - Zona
AI Song Generator - Zona
AI Song Generator - Zona
AI Music Generator
Free

Transform your musical ideas into fully produced songs with AI. Describe your desired sound, use your voice, or generate lyrics effortlessly. No musical experience is needed to create unique tracks across various genres and share them globally.

AI song generation from text descriptionsVocal recording and song creationAI-powered lyric generation
🎵 Music
(14K)
subscription
15
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Use 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
(68)
free with in-app purchases
16
Frequency Generator - Hz Sound
Frequency Generator - Hz Sound
Frequency Generator - Hz Sound
Tone & Waveform Generator
Free

Create audio tones from 1 Hz to 22 kHz with adjustable frequency and waveform. Offers a sleep timer and dark mode. Free users have limited daily uses and waveform options.

Generate tones from 1 Hz to 22 kHzAdjustable frequency and waveformMultiple waveform options
🔧 Utilities
(4)
freemium
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
Tone Generator - Clean Speaker
Tone Generator - Clean Speaker
Tone Generator - Clean Speaker
Frequency Sound Generator
Free

This app allows users to generate various audio tones and test speaker performance. It offers automatic and manual frequency sweeps, different wave modes, and stereo/mono options for comprehensive audio exploration and device verification.

Automatic frequency generationManual frequency controlLinear, Swing, and Burst wave modes
🔧 Utilities
(0)
free with in-app purchases
19
Tone Generator EM-1
Tone Generator EM-1
Tone Generator EM-1
Frequency Sound Player
Free

Generate sounds across a wide frequency range to test hearing, tune instruments, or experiment with audio. Easily select frequencies with a slider, adjust volume, and play tones.

Generate sounds from 1Hz to 22kHzTest hearing and audio equipmentTune musical instruments
🎵 Music
(31)
free with in-app purchases
20
Frequency Sound Generator
Frequency Sound Generator
Frequency Sound Generator
3 oscillators, tone generator
$0.99

Create a wide variety of sounds and signals with this easy-to-use wave form sound generator. Dynamically adjust sound signals in real time with multiple oscillators, wave forms, and precise frequency controls.

3 oscillatorsMultiple wave forms per oscillatorAccurate frequency selector
🔧 Utilities
(53)
paid

FAQ about Waveform Generator

What are the best waveform generator apps for iPhone?
Audio Function Generator tops our waveform generator apps ranking as of June 2026, with a 4.7-star average from 2.1K App Store ratings, and it's free to download.
Yes — 17 of the top waveform generator apps we rank are free to download, including Audio Function Generator and Tone Generator EX.
Audio Function Generator has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
We track 222+ waveform generator apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
This app functions as a powerful and intuitive tone and signal generator. It allows users to create and play various audio test tones, including sine, rectangular, triangular, and sawtooth waves. You can also generate frequency and volume sweeps, experiment with different types of noise, and save custom presets for quick access.
Key features include the ability to play standard test tones, perform frequency and volume sweeps, generate various noise types, and create/save custom presets. Advanced features, available with a PRO upgrade, extend the frequency range, sweep times, allow for individual channel selection, and enable multi-tone playback.