Best Function Wave Apps

102+ iOS apps curated and reviewed

4.2 avg rating
17 free apps
Updated June 2026

Audio Function Generator is the household name in function wave, but it's far from the only option. We track 102+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Function Wave

Audio Function Generator#1

Audio Function Generator by Thomas Gruber

Frequency and Signal Generator
Editor's Choice
šŸ”§ 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

Discover an exceptional Function Generator App with a wide array of features for generating test tones, frequency sweeps, volume sweeps, and more. From playing music tones to custom presets and advanced settings available in the PRO version, this app offers an intuitive and powerful audio experience. Visit the tutorial page at www.ee-toolkit.com/audio-function-generator and explore its capabilities today!

What We Love

  • šŸ‘ Great app
  • šŸŽ¶ Helps with Tinnitus
  • šŸ’Æ Best app I've paid for
  • šŸ” Highly recommended

Room to Improve

  • šŸ› Crashes
  • šŸ’° Deceptive/Money hungry
  • šŸ”’ Basic features paywalled
Loughborough Wave Lab#2

Loughborough Wave Lab by Daniel Browne

Unlock your EM understanding!
Strong Contender
šŸ“š Education
4.5(13 ratings)
Free
Loughborough Wave Lab screenshot 1
Loughborough Wave Lab screenshot 2
Loughborough Wave Lab screenshot 3
Loughborough Wave Lab screenshot 4
Loughborough Wave Lab screenshot 5
Loughborough Wave Lab screenshot 6

This educational learning app helps students understand electromagnetic wave concepts in an engaging way, featuring interactive simulations, virtual experiments, and a customizable mode. Educators and students can explore and visualize electromagnetic phenomena, and even create and share their own custom simulations.

Tone Generator: Audio Sound Hz#3

Tone Generator: Audio Sound Hz by TMSOFT

Generate Audio Frequency Waves
Worth Considering
šŸŽµ Music
4.9😊(128 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

Generate pure sine wave tones at various frequencies for purposes like tuning instruments, hearing tests, and audio equipment testing. Easily adjust frequencies, volume, and output options with user-friendly controls. Created by audio experts at TMSOFT. Explore more apps at http://www.tmsoft.com/.

What We Love

  • šŸ‘ Simple and straightforward
  • šŸš€ Works as expected
  • šŸ’” Useful for testing and tuning
  • šŸ’” Helps identify hearing range

Room to Improve

  • šŸ› Ads can interfere with usage
  • šŸ”§ Difficulty fine-tuning frequency
  • šŸ”§ No amplitude/volume display

More Function Wave apps to explore

4
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Frequency Sound Wave Generator
Try frequency generator tools
Free

This sound wave generator app offers a range of tools for producing and testing different frequencies, from tone generation and musical tuning to sound effects and analysis. With its user-friendly interface and high-quality sound generation capabilities, you can experiment with sound, test your hearing, create music, and more - try it out today!

šŸ”§ Utilities
(66)
5
Audio Function Generator PRO
Audio Function Generator PRO
Audio Function Generator PRO
Frequency and Signal Generator
$9.99
šŸŽµ Music
(265)
6
Sound Oscilloscope
Sound Oscilloscope
Sound Oscilloscope
Sound Wave and Spectrum Viewer
Free

This sound wave and spectrum viewer allows you to analyze and visualize the waveform and overtone structure of various sounds, from voices and musical instruments to environmental noises. With its sensitive algorithm, you can observe and understand the characteristics of different sounds in a range of 30 Hz to 4000 Hz.

šŸ”§ Utilities
(24)
7
Symbolab Graphing Calculator
Symbolab Graphing Calculator
Symbolab Graphing Calculator
by Eqsquest Ltd
Free

Experience a free Interactive Graphing Calculator for graphing functions, conics, and inequalities with ease. Quickly visualize multiple functions and view properties like extreme points and intercepts. Enhance your experience by upgrading for step-by-step function evaluation with Symbolab Solver.

šŸ“š Education
(213)
8
sine wave generator
sine wave generator
sine wave generator
by Yuji Yanase
Free

Generate a sine wave with this app, choosing from three modes: Touch, where wave frequency and volume are calculated from screen touches; DTMF, for generating tone signals; and Multi, for custom tone signals with default C/E/G settings. Try it now and create your own sine waves!

šŸ”§ Utilities
(34)
9
WaveForms Live
WaveForms Live
WaveForms Live
by Digilent
Free
šŸ”§ Utilities
(0)
10
Visual Trig Func
Visual Trig Func
Visual Trig Func
Visual trigonometric function!
Free

This application helps users understand and work with trigonometric functions by providing a visual representation, allowing for easy calculations and exploration of values. With features such as interactive graphs, lists, and calculations, it's a useful tool for students, teachers, and developers to learn and work with trigonometry.

šŸ“š Education
(2)
11
Ripple Tank Lite
Ripple Tank Lite
Ripple Tank Lite
by Falstad.com
Free

Create and interact with wave simulations using a ripple tank, exploring phenomena like interference, diffraction, and refraction. Make waves with your finger or view examples, and upgrade to a full version for more features and capabilities.

šŸ“š Education
(10)
12
Tone Generator EX
Tone Generator EX
Tone Generator EX
by An-Che Lee
Free
šŸ”§ Utilities
(439)
13
Tone Generator Speaker Cleaner
Tone Generator Speaker Cleaner
Tone Generator Speaker Cleaner
High Pitch Noise, Frequency Hz
Free

Generate frequencies and clean speakers with this versatile sound tool, creating customizable waveforms to elevate your audio experience. Explore sound generation, instrument tuning, and speaker cleaning with a wide range of frequencies and waveforms at your fingertips.

šŸ”§ Utilities
(18)
14
Mynth - Polyphonic Synthesizer
Mynth - Polyphonic Synthesizer
Mynth - Polyphonic Synthesizer
The Freaky Synth
Free

Mynth is a powerful synthesizer app that allows you to draw oscillators, adjust waveforms, use filters, LFOs, and more to create unique sounds. With features like 8-voice polyphony and a wide sound palette, explore endless possibilities in music creation. Unlock all features with the "Full Version" in-app purchase.

šŸŽµ Music
(44)
15
Super Calc Free - Formula, multi parameter function, calculator based on chain dynamics
Super Calc Free - Formula, multi parameter function, calculator based on chain dynamics
Super Calc Free - Formula, multi parameter function, calculator based on chain dynamics
by 辉 马
Free
šŸ“Š Productivity
(0)
16
Polywave - Wavetable Synth
Polywave - Wavetable Synth
Polywave - Wavetable Synth
The Wavetable Sequencer Synth
Free
šŸŽµ Music
(32)
17
MultiTone Generator
MultiTone Generator
MultiTone Generator
Frequency and Signal Generator
Free

Introducing a versatile frequency and signal generator app that allows users to create up to 16 tone combinations. With features like test tones, frequency sweep options, and customizable settings, this app is perfect for sound professionals and enthusiasts. Try it now for an amazingly intuitive experience!

šŸŽµ Music
(354)
18
PixelWave
PixelWave
PixelWave
by Alexander Zolotov
$0.99

This experimental wavetable synthesizer allows users to draw and play waveforms in real-time, with features like export to WAV, customizable octaves, and MIDI keyboard support. Try creating unique sounds with its old-school pixel interface and take your music production to the next level.

šŸŽµ Music
(17)
19
FFTWave
FFTWave
FFTWave
by Eisaku Nozu
Free

This app visualizes sound waves and spectra in real-time using your device's microphone, allowing you to analyze frequency characteristics and detect peaks. With features like pinch zoom and peak hold, it helps with sound adjustments and howling analysis, giving you a powerful tool to fine-tune your audio.

šŸ”§ Utilities
(15)
20
Signal Generator - Wave
Signal Generator - Wave
Signal Generator - Wave
Sine Rect White Pink Generator
$0.99

This high-quality audio signal generator for iPhone allows users to create various types of waves and noise, including sine, square, and pink noise, to test audio systems, scan for noise, and experiment with different scenarios. With this tool, you can test your hearing, audio equipment, and more, making it a versatile and professional-grade solution for signal generation.

šŸ”§ Utilities
(10)