Best Oscilloscope Apps & Games

216+ iOS apps & games curated and reviewed

4.1 avg rating
18 free apps & games
Updated June 2026

Oscilyzer is the household name in oscilloscope, but it's far from the only option. We track 216+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Top Picks for Oscilloscope

Oscilyzer#1

Oscilyzer by Stefan Robl

Audio analyzer and generator
Editor's Choice
📊 Productivity
4.9(8 ratings)
Free
Oscilyzer screenshot 1
Oscilyzer screenshot 2
Oscilyzer screenshot 3

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.

Sound Oscilloscope#2

Sound Oscilloscope by Shinichi Takemura

Sound Wave and Spectrum Viewer
Strong Contender
🔧 Utilities
3.3(24 ratings)
Free
Sound Oscilloscope screenshot 1
Sound Oscilloscope screenshot 2
Sound Oscilloscope screenshot 3
Sound Oscilloscope screenshot 4
Sound Oscilloscope screenshot 5

Visualize sound waves and analyze their frequency spectrum. This utility displays the waveform of various sounds, from your voice to musical instruments, and reveals their overtone structure. Explore the sonic characteristics of your environment with this straightforward tool.

Audio / Spectrum Analyzer#3

Audio / Spectrum Analyzer by Loop-Sessions.LLC.

RTA (FFT / Octave Analysis)
Worth Considering
🎵 Music
4.5😐(129 ratings)
FreeAdsIn-App Purchases
Audio / Spectrum Analyzer screenshot 1
Audio / Spectrum Analyzer screenshot 2
Audio / Spectrum Analyzer screenshot 3
Audio / Spectrum Analyzer screenshot 4
Audio / Spectrum Analyzer screenshot 5
Audio / Spectrum Analyzer screenshot 6

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.

What We Love

  • 👍 Customizable features
  • ⚙️ Accurate measurements
  • 🚀 Helpful for troubleshooting
  • 💡 Useful for ghost hunting

Room to Improve

  • 🐛 Crashes and freezes
  • 🔋 High battery and CPU usage
  • 🚫 Inappropriate ads/content

More Oscilloscope apps to explore

4
Aeroscope
Aeroscope
Aeroscope
by Jonathan Ward
Free

This companion app connects wirelessly to a portable oscilloscope probe for data acquisition and analysis. Users can control acquisition settings, adjust resolution, and view plotted data remotely. Requires dedicated hardware for full functionality.

Wireless Bluetooth LE connectionStart/stop data acquisitionAdjust horizontal and vertical resolution
🔧 Utilities
(3)
free
5
Oscilloscope - Game
Oscilloscope - Game
Oscilloscope - Game
広告なし No ads
Free

A casual game where players match waveforms to increase their score. Enjoy a relaxing experience with no advertisements.

Waveform matching gameplayScore-based progressionCasual and relaxing experience
🎮 Games
(2)
free
6
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Generate Audio Frequency Waves
Free

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.

Generate sine wave tonesFrequency range 20Hz - 22,000HzInstrument tuning
🎵 Music
(2.6K)
ad-supported
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
Loughborough Wave Lab
Loughborough Wave Lab
Loughborough Wave Lab
Unlock your EM understanding!
Free

This educational app helps students grasp electromagnetic wave concepts through interactive simulations. It features a virtual ripple tank, waveguide simulator, and Young's Double Slit experiment. Educators can create custom simulations for an enhanced learning experience.

Virtual pond and ripple tankSinusoidal pulse generationWaveguide simulation
📚 Education
(13)
free
9
DR.Lissajous
DR.Lissajous
DR.Lissajous
by Daniel Roth
Free

Explore the visual patterns created by combining horizontal and vertical electron beam movements. Manipulate amplitudes, frequencies, and phase differences to generate unique spirograph-like curves on your screen.

Create Lissajous curvesSimulate electron beam motionAdjust amplitudes
📚 Education
(2)
free
10
ScopeSnap
ScopeSnap
ScopeSnap
Oscilloscope Screen Capture
Free
🔧 Utilities
(0)
11
MIDI Controller/Oscilloscope
MIDI Controller/Oscilloscope
MIDI Controller/Oscilloscope
16ch sequencer + 8ch scope
Free

This app combines a multi-touch performance keyboard, a 16-channel step sequencer, and a real-time oscilloscope. It allows seamless integration with hardware synthesizers and audio gear via USB, enabling music creation and analysis.

Multi-touch velocity-sensitive keyboard16-channel step sequencer with piano rollReal-time 8-channel oscilloscope
🎵 Music
(1)
free
12
Oscilloscope
Oscilloscope
Oscilloscope
Test audio and analog signals.
$19.99

Analyze audio and analog signals with a portable oscilloscope. Features include waveform display, triggering controls, and a built-in signal generator for various waveforms. Supports external input for more advanced measurements.

Real-time waveform displayTriggering modesSignal measurement cursors
🎵 Music
(17)
paid
13
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
14
SignalScope X
SignalScope X
SignalScope X
Dynamic Signal Analysis Tools
Free

This app provides powerful measurement and analysis tools for acoustics, audio, and electronics. It offers a free oscilloscope and subscription-based tool sets for basic, advanced, and professional needs, compatible across iPhone, iPad, and Mac.

OscilloscopeFFT AnalyzerSpectrogram Analyzer
🔧 Utilities
(21)
freemium
15
Oscilloscope & Spectrogram
Oscilloscope & Spectrogram
Oscilloscope & Spectrogram
Analyzer Audio Unit
$5.99

Analyze audio in real-time with detailed oscilloscope and spectrogram views. Pause, scroll, and zoom to precisely identify frequencies, notes, and sound events. Offers advanced triggering and a unique Bark-frequency scale for detailed analysis.

Real-time oscilloscope and spectrogramPause and scroll audio historyPinch-to-zoom functionality
🎵 Music
(26)
paid
16
Lissajous Play - Maths Art!
Lissajous Play - Maths Art!
Lissajous Play - Maths Art!
Explore your inner Lissajous.
Free

Explore intricate Lissajous figures by manipulating parameters like phase, frequency, and line width. Visualize mathematical concepts through dynamic, artistic creations. Ideal for students and enthusiasts of physics and engineering.

Adjustable phase and frequencyDynamic Lissajous figure generationCustomizable background and plot colors
📚 Education
(16)
free
17
iMSO
iMSO
iMSO
Handheld Oscilloscope
Free

Transform your mobile device into a powerful mixed-signal oscilloscope. Analyze analog and digital signals with intuitive controls and advanced measurement features. A demo mode is available for free, with hardware required for full functionality.

Mixed-signal oscilloscopeAnalog and digital signal analysisSimulated wave display
📊 Productivity
(6)
free with in-app purchases
18
Decibel : dB sound level meter
Decibel : dB sound level meter
Decibel : dB sound level meter
Audio noise Spectrum Analyzer
Free

Transform your device into a professional sound level meter and audio analyzer. Measure ambient noise, monitor decibel levels, and visualize sound frequencies in real time. It also offers advanced sleep tracking with sound recognition to identify disruptions.

Real-time decibel (dB) sound level monitoringIntegrated Spectrum Analyzer (FFT, spectrogram)Sleep tracking with sound recognition
🔧 Utilities
(36K)
freemium
19
Keysight Oscilloscope Mobile
Keysight Oscilloscope Mobile
Keysight Oscilloscope Mobile
by Keysight Technologies, Inc.
Free

View live waveforms, make measurements, and control your Keysight/Agilent oscilloscope remotely from your mobile device. Supports multiple connection methods and offers a simulation mode for practice.

View live waveformsMake measurementsCapture instrument screenshots
📊 Productivity
(4)
free
20
AudioScope+ Oscilloscope Audio
AudioScope+ Oscilloscope Audio
AudioScope+ Oscilloscope Audio
Sound Waveform & Signal View
Free

Visualize sound waves in real-time with this audio oscilloscope app. It offers dual-view modes for waveform and frequency spectrum analysis, along with measurement tools and zoom capabilities. Easily capture and export your audio data.

Real-time 60 FPS waveform displayDual view: oscilloscope + FFT spectrumTrigger modes
🔧 Utilities
(1)
ad-supported

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