Best Diagnostic Apps

Device Monitor²

System activity info

Free

Discover vital system activity info with this app optimized for Apple devices, offering detailed insights into sensors, RAM, storage, CPU, network, battery, display, and more. Customize widgets and enjoy additional features with in-app purchases for an enhanced experience.

Phone Doctor Plus

by iDea Mobile Tech Inc.

Free

Discover invisible smartphone issues with over 40 hardware and system diagnostic tests. Monitor battery, memory, network usage, and more. Stay on top of your phone's health with daily tracking of battery capacity. Contact service@dribunny.com for assistance.

System Status: hw monitor

CPU,battery,disk usage info

Free

System Status provides essential system monitoring for your iPhone and iPad, including CPU load, battery level, disk usage, and network connections. Monitor your device's performance in real time with this handy tool.

M360 Diagnostics

by ATLAS SOFT Ltd.

Free

This application allows users to test various components of their mobile device to ensure everything is functioning properly, with a mix of automated and interactive tests. After completing the tests, users can share their results via email or directly with a shop for further assistance.

Deviapp - Device Diagnostics

Diagnostics and Safety

Free

Discover everything about your device with Deviapp, from software and memory details to battery and display diagnostics. Block phishing sites easily for safe browsing in Safari and protect your data. Try our advanced services with a 3-day free trial to block ads and phishing sites. Ensure your safety and privacy today!

Car Scanner | OBD Auto Doctor

OBD2 diagnostics for ELM 327

Free

Turn your mobile phone into a powerful automotive car scanner with this leading OBD2 car diagnostics tool. Quickly read diagnostic trouble codes, track vehicle data in real-time, and monitor sensor data to enhance your car knowledge and performance. See https://www.obdautodoctor.com/help/articles/obd2-compatible-cars/ for compatible vehicles.

OBD2 Car Scanner - EOBD Facile

Torque ELM327 Diagnostic Tool

Free

An ultimate OBD2 Bluetooth car scanner app that helps diagnose engine and transmission issues by connecting to an ELM327 adapter. View and clear fault codes, see real-time data, and track trip records with this powerful tool. Check compatibility with your vehicle and access accurate diagnostics to take control of your car maintenance.

Device Monitor & Diagnostics

CPU, System, Battery,Temp Info

Free

This app provides detailed insights into your device's hardware and performance, allowing you to monitor and optimize its status. Run diagnostic tests, generate system reports, and export them as PDFs to identify issues and maintain your device in top condition.

FIXD OBD2 Scanner

Clear Your Check Engine Light

Free

An auto diagnostic application that decodes car issues into layman's terms, alerts you to maintenance needs, and now offers FIXD Premium for expert support from mechanics. Ensure your car's health and longevity with FIXD.

MyQuest for Patients

by Quest Diagnostics, Inc.

Free

Take control of your health anytime, anywhere with an all-in-one app. View lab results, schedule appointments, locate Quest Diagnostics centers, share health information, and manage your and your loved ones' health with ease. Download now to start your healthy journey.

TOPDON CarPal

OBDII Diagnostic Scan Tool

Free

Get instant access to your vehicle's information with this Bluetooth OBDII scan tool, which transforms your phone into a powerful diagnostic device with features like full system diagnosis, 10 modes of OBD2 testing, and 6 special maintenance functions. Download now to diagnose and repair your car with ease.

OBDeleven VAG

Scan your car & clear faults

Free

Perform car diagnostics easily with OBDeleven VAG Car diagnostics application. Simply scan your car's systems and get detailed insights for efficient troubleshooting. Try it now for a smoother driving experience!