Best The Oscillator Apps & Games

190+ iOS apps & games curated and reviewed

4.5 avg rating
18 free apps & games
Updated June 2026

Every iPhone needs a few good the oscillator apps. We benchmark 190+ 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 The Oscillator

The Oscillator#1

The Oscillator by Kymatica AB

Tone and Noise Generator
Editor's Choice
🎵 Music
4.3(55 ratings)
Free
The Oscillator screenshot 1
The Oscillator screenshot 2
The Oscillator screenshot 3
The Oscillator screenshot 4

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.

Multiple Tone Generator#2

Multiple Tone Generator by Loop-Sessions.LLC.

Sine, Triangle, Squire, Saw
Strong Contender
🎵 Music
4.8(58 ratings)
FreeAdsIn-App Purchases
Multiple Tone Generator screenshot 1
Multiple Tone Generator screenshot 2
Multiple Tone Generator screenshot 3
Multiple Tone Generator screenshot 4

Generate multiple audio signals with adjustable waveforms, frequencies, and volumes for each channel. Offers presets for guitar and bass tuning, with options to expand channel support.

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

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 The Oscillator apps to explore

4
Oscillators
Oscillators
Oscillators
Fun with digital oscillators
Free
📚 Education
(0)
5
Oscillator 3 - Triangle
Oscillator 3 - Triangle
Oscillator 3 - Triangle
by Southern Works, LLC
Free

This app is a triangle wave synthesizer that can be used as an educational tool for learning synthesis or as a creative instrument for generating pure triangle waves. It supports MIDI input and AUv3 integration, allowing layering with other synths for complex sound textures.

Triangle wave synthesisMIDI input supportAUv3 integration
🎵 Music
(9)
free
6
Oscillator
Oscillator
Oscillator
Simple Oscillator
$0.99

Generate simple audio tones with four distinct waveforms including sine, square, saw, and white noise. Control frequency, panning, and amplitude with intuitive sliders and numeric input. Ideal for testing audio or creating experimental music.

Four waveforms (sine, square, saw, white noise)Exponential frequency controlNumeric frequency input
🎵 Music
(3)
paid
7
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.)
🔧 Utilities
(2.1K)
free with in-app purchases
8
Audio / Spectrum Analyzer
Audio / Spectrum Analyzer
Audio / Spectrum Analyzer
RTA (FFT / Octave Analysis)
Free
$10.99 | 100% OFF

This application analyzes audio input from your microphone, displaying both the waveform and amplitude spectrum in real-time. It offers extensive customization for display, calculation, and signal generation.

Simultaneous waveform and spectrum displayConfigurable display layoutsSelectable FFT size and averaging
🎵 Music
(129)
free with in-app purchases
9
Binaural Beats Generator +
Binaural Beats Generator +
Binaural Beats Generator +
Alpha, Beta, Delta, Gamma, Mu+
Free

Create personalized binaural beats for sleep, focus, and meditation. Adjust frequencies to generate custom soundscapes for relaxation or alertness. Requires headphones for optimal experience.

Customizable binaural beat frequencies (1-50 Hz)Adjustable base frequency (20-1500 Hz)Support for Alpha, Beta, Delta, Gamma, Mu, Theta waves
🔧 Utilities
(1.2K)
free with in-app purchases
10
Tone Generator EX
Tone Generator EX
Tone Generator EX
by An-Che Lee
Free

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.

Frequency range 15Hz to 22KHzSine, Square, Sawtooth, Triangle waveformsAuto-off timer
🔧 Utilities
(439)
ad-supported
11
波動 Hysteric Oscillator
波動 Hysteric Oscillator
波動 Hysteric Oscillator
Acoustic Experiment Serise
Free

Generate test tones and observe real-time waveform changes. Explore frequency, volume, filters, and modulation effects for audio experiments and learning synthesizer basics.

Generate test tones and drone soundsReal-time waveform displayControl frequency, volume, and panning
🎵 Music
(7)
free with in-app purchases
12
Oscilyzer
Oscilyzer
Oscilyzer
Audio analyzer and generator
Free

Analyze and generate audio signals with this app, featuring an oscilloscope for real-time waveform visualization and a spectrum analyzer for frequency analysis. It also includes a synthesizer for creating AM/FM modulated audio.

Real-time oscilloscope with triggeringSpectrum analyzer with Metal accelerationAM/FM synthesizer with waveform generation
📊 Productivity
(8)
free
13
KeyTuner
KeyTuner
KeyTuner
Precision Instrument Tuner
Free

This app offers precise chromatic tuning for a wide range of instruments with a clear, visual interface. It features advanced algorithms for accurate detection of notes, including those with overtones and vibrato, making it suitable for both tuning and intonation practice.

Full-range chromatic tuningVisual feedback for fine and coarse tuningAdvanced digital algorithm for precision
🎵 Music
(1.4K)
free
14
Metronome Tuner | Practice+
Metronome Tuner | Practice+
Metronome Tuner | Practice+
Learn Music Effectively
Free

This app is a comprehensive music practice and performance toolkit. It offers multiple modes including a tuner, metronome, recorder, setlist manager, and loop practice. All features can work simultaneously with the metronome, providing a versatile tool for musicians.

Accurate tuner with large UIFull-featured metronomePitch player for intonation checks
🎵 Music
(2.7K)
free with in-app purchases
15
Oscillator Drum Jams
Oscillator Drum Jams
Oscillator Drum Jams
Drum To Custom Tailored Loops
Free

Learn drum rhythms with a library of play-along music loops. Adjust tempo, instrument mix, and follow notation or audio examples. Ideal for beginner and intermediate drummers.

Play-along music loopsAdjustable tempoCustomizable instrument mix
🎵 Music
(11)
free with in-app purchases
16
Nature - Oscillator
Nature - Oscillator
Nature - Oscillator
by Alexander Zolotov
$1.99

This app translates visual information from your camera into sound using spectral synthesis. Control the sound's amplitude, type, and speed by interacting with the screen and camera feed. Record any generated sound with a simple button press.

Camera-to-sound translationSpectral synthesisAdjustable scanning curve
🎵 Music
(19)
paid
17
Hamm Seismograph
Hamm Seismograph
Hamm Seismograph
by i-NOVATiON GmbH
Free

This utility app visualizes structure-borne swings caused by construction machinery, helping to identify potentially damaging vibrations. It offers real-time display, adjustable presentation modes, and diagram freezing for clear analysis.

Real-time swing displayAdjustable presentation modesLine width selection
🔧 Utilities
(17)
free
18
Neon City Swing-ing: Super-fly Glow-ing Rag-Doll with a Rope
Neon City Swing-ing: Super-fly Glow-ing Rag-Doll with a Rope
Neon City Swing-ing: Super-fly Glow-ing Rag-Doll with a Rope
by WL Online Marketing LLC
Free

Swing a ragdoll character through a neon cityscape using ropes. Aim for buildings to throw and release ropes, then land on targets to complete levels. Discover power-ups to overcome challenges.

Rope swinging mechanicsRagdoll physicsNeon graphics
🎮 Games
(390)
free with in-app purchases
19
AudioKit Synth One Synthesizer
AudioKit Synth One Synthesizer
AudioKit Synth One Synthesizer
Feature-packed Pro Synthesizer
Free

This is a free, open-source professional synthesizer app for iOS devices. It offers over 300 presets, MIDI support, a sequencer, and vintage-inspired filters. Learn music production basics and create your own sounds.

Over 300+ PresetsMIDI SupportVintage-Style Sequencer
🎵 Music
(27K)
free
20
Noise Generator: Full Spectrum
Noise Generator: Full Spectrum
Noise Generator: Full Spectrum
Generate Audio Color Noises
Free

Generate a variety of custom color noises, including brown, pink, white, blue, and violet. Fine-tune your audio experience with low and high cut filters. This app offers a simple interface that remembers your settings for quick, personalized sound generation.

Generate brown, pink, white, blue, and violet noiseLow and high cut filters for customizationSimple interface remembers settings
🔧 Utilities
(2K)
free with in-app purchases