Best Oscilloscope App Alternative

0+ iOS apps curated and reviewed

4.1 avg rating
15 free apps
Updated June 2026

Every iPhone needs a few good oscilloscope app alternative apps. We benchmark 0+ 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 Oscilloscope App Alternative

Oscilloscope#1

Oscilloscope by ONYX 3

Test audio and analog signals.
Editor's Choice
🎵 Music
4.3(17 ratings)
$19.99
Oscilloscope screenshot 1
Oscilloscope screenshot 2
Oscilloscope screenshot 3
Oscilloscope screenshot 4
Oscilloscope screenshot 5

This application turns your device into a functional oscilloscope for testing audio and analog signals, allowing for real-time waveform display, signal generation, and measurement analysis. With various features and compatibility with external audio interfaces and probes, it's an affordable tool for learning oscilloscope basics or making precise measurements.

iMSO#2

iMSO by Oscium LLC

Handheld Oscilloscope
Strong Contender
📊 Productivity
3.2(6 ratings)
Free
iMSO screenshot 1
iMSO screenshot 2
iMSO screenshot 3
iMSO screenshot 4
iMSO screenshot 5

Turn your phone, touch or tablet into an oscilloscope with this handheld device, allowing you to analyze 2 analog and up to 4 digital signals. Download the app to try demo mode for free, and purchase the hardware to unlock full functionality and start analyzing signals with ease.

Eko: Digital Stethoscope + ECG#3

Eko: Digital Stethoscope + ECG by Eko Health, Inc.

Record Heart Sounds & Rhythms
Worth Considering
🏥 Medical
4.8😐(9.9K ratings)
FreeIn-App Purchases
#4in Medical
Eko: Digital Stethoscope + ECG screenshot 1
Eko: Digital Stethoscope + ECG screenshot 2
Eko: Digital Stethoscope + ECG screenshot 3
Eko: Digital Stethoscope + ECG screenshot 4
Eko: Digital Stethoscope + ECG screenshot 5
Eko: Digital Stethoscope + ECG screenshot 6

Record heart sounds and ECG on your smartphone with Eko, a digital stethoscope app. Monitor and share heart health data easily.

What We Love

  • 🚀 Clear sound amplification
  • 🚀 Useful for noisy environments
  • 👍 Convenient Bluetooth connectivity
  • 👍 Helpful for hearing-impaired providers

Room to Improve

  • 🐛 Bluetooth connectivity issues
  • 🔋 High battery consumption
  • 👎 Subscription model for key features

More Oscilloscope App Alternative apps to explore

4
iMSO2
iMSO2
iMSO2
Handheld oscilloscope
Free

Turn your phone, touch or tablet into a handheld oscilloscope and analyze 2 analog and up to 4 digital signals with this intuitive app. Download now to try demo mode for free and upgrade to hardware mode for full functionality.

📊 Productivity
(2)
5
Toolbox - Smart Meter Tools
Toolbox - Smart Meter Tools
Toolbox - Smart Meter Tools
Best Measuring Tool Box App
Free

Transform your iPhone or iPad into a versatile measuring device with 13 essential tools like a metronome, stopwatch, compass, and more. From measuring angles to checking surface levels, this toolbox app is a must-have for all your measurement needs. Download now for a convenient and comprehensive measuring experience.

🔧 Utilities
(14K)
6
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Tone Generator: Audio Sound Hz
Generate Audio Frequency Waves
Free

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/.

🎵 Music
(128)
7
Decibel Meter: Sound dB
Decibel Meter: Sound dB
Decibel Meter: Sound dB
Accurate and convenient
Free

Measure noise levels easily with a powerful application using your phone's microphone. Get real-time decibel readings, track noise from appliances, and stay safe by avoiding dangerous sound levels. Includes features like saving measurements, decibel gauge, alerts, and Apple Watch support. View our Privacy Policy and Terms of Use for more information.

🔧 Utilities
(18)
8
iCircuit
iCircuit
iCircuit
Real-time circuit simulator
$12.99

Explore the ultimate real-time circuit simulator app that allows you to design and experiment with circuits and Arduinos effortlessly on your iPad or iPhone. With over 300 elements available, including programmable Arduinos, digital gates, and more, you can simulate circuits instantly and interact with them as if they were real. Whether you're a student, hobbyist, or engineer, start playing with circuits right away with this powerful tool. Terms of Use: [Link to Terms of Use]

📊 Productivity
(131)
9
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.

🔧 Utilities
(24)
10
Decibel : dB sound level meter
Decibel : dB sound level meter
Decibel : dB sound level meter
Audio noise Spectrum Analyzer
Free

An advanced sound level meter app with a built-in Spectrum Analyzer for precise measurements. Monitor noise levels, save measurements, export data, and protect your hearing using various features. Download now for accurate sound monitoring and protection.

🔧 Utilities
(36K)
11
Recorder Plus: Voice Recorder
Recorder Plus: Voice Recorder
Recorder Plus: Voice Recorder
music,notes,podcast,ai,record
Free

"Record and play sounds easily with high-quality audio recording on your phone. Manage recordings with one-touch controls, file management, and cloud integration. Share recordings via email and iTunes for convenient access."

💼 Business
(12K)
12
Frequency Sound Generator App
Frequency Sound Generator App
Frequency Sound Generator App
High Pitch Sound Generator
Free

This app is a Frequency Sound Generator that can produce sound frequencies from 1Hz to 25,000Hz for various purposes such as annoying pets, training dogs, stopping dog barking, pranking friends, and using as a mosquito repellent. Adjust frequencies easily and get in touch via email for support.

🔧 Utilities
(4.8K)
13
Clear Wave - Water Eject App
Clear Wave - Water Eject App
Clear Wave - Water Eject App
Speaker Cleaner & Remover
Free

"Transform your device into a professional sound level meter with Clear Wave - Speaker Cleaner. Generate wave tones, adjust frequency, track environmental noise, and protect your hearing. Try it now and turn your phone into a powerful sound tool!"

🎵 Music
(1.9K)
14
Mobile Oscilloscope
Mobile Oscilloscope
Mobile Oscilloscope
Mobile Oscilloscope
$1.99

This application transforms your phone into a handheld oscilloscope for analyzing audio signals and circuits, providing detailed signal parameters, multiple trigger modes, and measurement functions. It allows for easy waveform zooming, gesture operation, and color selection, making it a useful tool for professionals and non-professionals alike, with safety precautions for circuit measurements.

🔧 Utilities
(0)
15
Audio Kit
Audio Kit
Audio Kit
Audio Testing App
$2.99

This audio testing application is a collection of essential tools for professionals working with sound and music, featuring a real-time spectrum analyzer, waveform scope, sound pressure level meter, and signal generator. With these tools, users can analyze and visualize audio signals, measure sound levels, and generate test tones, making it an indispensable resource for anyone in the audio industry.

🎵 Music
(6)
16
Playback
Playback
Playback
MultiTrack Player for Worship
Free

Playback is a versatile MultiTrack player designed for worship teams, seamlessly integrating with other products like ChartBuilder® and RehearsalMix®. It simplifies setlist management by linking to your Planning Center account, and offers features like ProPresenter Templates for synchronized lyrics and Playback Rentals for access to a vast library of master recordings. Stay in tune with your team through features like Playback Sync® and Pad Player®. Start enhancing your worship experience today.

🎵 Music
(7)
17
Keysight Oscilloscope Mobile
Keysight Oscilloscope Mobile
Keysight Oscilloscope Mobile
by Keysight Technologies, Inc.
Free

Control your Keysight/Agilent oscilloscope from your mobile device, viewing live waveforms, making measurements, and capturing screenshots. Download the app to access advanced features, including simulation mode, collaboration tools, and support for up to 4 analog channels.

📊 Productivity
(4)
18
Oscilloscope & Spectrogram
Oscilloscope & Spectrogram
Oscilloscope & Spectrogram
Analyzer Audio Unit
$5.99

This powerful audio analyzer app and plugin offers advanced tools for viewing and analyzing audio signals, including oscilloscope and spectrogram displays, with features like pause and scroll, zoom, and frequency identification. With its unique features, such as pause button, frequency trigger mode, and carefully designed spectrogram, it allows for precise analysis and identification of audio signals, making it an essential tool for audio professionals - try it out to take your audio analysis to the next level.

🎵 Music
(26)
19
SignalScope X
SignalScope X
SignalScope X
Dynamic Signal Analysis Tools
Free

An advanced signal analysis application offering tools for acoustics, audio, electronics, and more. Analyze signals, calibrate devices, and access a range of measurement tools. Subscribe for basic, advanced, or professional features compatible with iPhone, iPad, and Mac. Subscription details and privacy policy available on the website.

🔧 Utilities
(21)
20
Decibel Meter Ultra
Decibel Meter Ultra
Decibel Meter Ultra
Noise Level Frequency Analyzer
Free

Measure the sound levels around you accurately with our Decibel Meter Ultra app. Stay informed and protect your hearing by monitoring noise levels in real-time. Download now for a quieter and safer environment.

🔧 Utilities
(272)