Transform your phone into a handheld oscilloscope for detailed audio signal analysis. Professionals can also use it for circuit measurements. Features include precise frequency measurement, multiple trigger modes, and gesture-based zooming.






207+ iOS apps & games curated and reviewed
Out of 207+ mobile oscilloscope apps on iOS, 15 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.






Transform your phone into a handheld oscilloscope for detailed audio signal analysis. Professionals can also use it for circuit measurements. Features include precise frequency measurement, multiple trigger modes, and gesture-based zooming.





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.





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.


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.


Remotely view and control Keysight and Agilent test and measurement instruments from your mobile device. Monitor long-running tests or access instruments when physical access is inconvenient. Features include data logging, instrument parameter setting, and simultaneous multi-device collaboration.


This app is a versatile tool for scanning, exploring, and communicating with Bluetooth Low Energy devices. It also enables your device to act as a peripheral and supports firmware updates for compatible devices.


Analyze analog and digital signals on your mobile device using specialized hardware. Offers a demo mode for simulated wave display and measurements, with full functionality unlocked by purchasing the iMSO-204 mixed signal oscilloscope hardware.


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.


This app automates test instrument synchronization and data backup for technicians. It provides on-demand access to manuals, training, and support, while enhancing test results with geolocation. Reports can be easily downloaded and shared.


Unlock your phone's sensors for scientific exploration. Conduct pre-built experiments or create your own using accelerometers, magnetometers, and more. Analyze and export data in various formats for further study.


View live camera feeds from WIFI transmission devices directly on your mobile phone. Simply set up the WIFI connection for your device to access the camera images remotely.


This free utility app provides detailed information about your device's hardware and software. It measures real CPU frequency, frequency reduction, and offers insights into your screen, battery, network, GPU, RAM, and sensors.


This utility app connects to ear-picking equipment via Wi-Fi to display a real-time view of the ear canal on your mobile device. It allows users to easily examine ear conditions, capture photos, and record videos for later comparison.


This utility displays audio signal properties like frequency, waveform, and wavelength. It also identifies music notes corresponding to detected frequencies and includes a chromatic tuner. The app offers four frequency range modes and can be paused with a single tap.




This app combines an oscilloscope, FFT analyzer, and signal generator. It allows real-time observation of audio device frequency characteristics and waveform analysis. Features include multiple oscilloscope modes, detailed FFT spectrum analysis, and various signal generation options.


Visualize audio waveforms in real-time with this powerful oscilloscope app. Analyze stereo signals with high resolution, precise triggering, and intuitive controls. Works as a standalone app or AUv3 extension for various audio hosts.


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


This app provides wireless control and monitoring for Shure wireless systems on the go. It offers frequency coordination, guided alerts, and real-time system data to help professionals manage their wireless setups efficiently from their mobile devices.


Connect select otoscopes and borescopes to your mobile device to capture photos and record videos. This app provides control over your connected device, allowing you to save captured media directly to your phone. Camera permissions are required for photo and video functionality.