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Best Apple Diagnostics Apps

225+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated June 2026

If you already know Apple Support, this is the deeper bench. 225+ apple diagnostics apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.

Top Picks for Apple Diagnostics

Apple Support#1

Apple Support by Apple Inc.

We’re here to help
Editor's Choice
🔧 Utilities
3.9😐(31K ratings)
FreeAds
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Access personalized support for all your Apple products and services through the app. Troubleshoot issues with real-person chat or step-by-step guides, find nearby stores, book reservations, and manage subscriptions. No AppleCare plan required.

What We Love

  • 👍 Helpful and friendly support staff
  • 🚀 Quick response and resolution of issues
  • 💡 Useful troubleshooting features
  • 🔒 Secure and trustworthy service

Room to Improve

  • 🐛 Buggy and unreliable app performance
  • 🤖 Lack of knowledgeable support staff
  • ⏱️ Long wait times and repeated transfers
Apple Developer#2

Apple Developer by Apple Inc.

Strong Contender
🛠️ Developer Tools
4.1(2.1K ratings)
FreeIn-App Purchases
#2in Developer Tools
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Stay up-to-date with the latest Apple frameworks and technologies, watch WWDC videos offline, and enroll in the Apple Developer Program. Get developer news, features, and stories all in one place.

Apple Store#3

Apple Store by Apple Inc.

Shopping designed around you
Worth Considering
🛍️ Shopping
3.5😐(162K ratings)
FreeAds
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Shop quickly and conveniently for Apple products with personalized recommendations, order tracking, and in-store sessions. Use Apple Pay for seamless checkouts and easily upgrade your devices. Explore compatibility and privacy settings for a tailored shopping experience.

What We Love

  • 🚀 Convenient online shopping
  • 💡 Customizable product options
  • 👍 Easy to navigate
  • 🚀 Fast delivery

Room to Improve

  • 🐛 App crashes and glitches
  • 🔒 Requires iCloud account to use
  • 🔒 Restricted to newer iOS versions

More Apple Diagnostics apps to explore

4
Device Monitor & Diagnostics
Device Monitor & Diagnostics
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.

📊 Productivity
(59)
5
Device Monitor²
Device Monitor²
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.

🛠️ Developer Tools
(9K)
6
Phone Doctor Plus
Phone Doctor Plus
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.

🔧 Utilities
(325)
7
M360 Diagnostics
M360 Diagnostics
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.

🔧 Utilities
(6)
8
Phone Diagnostics
Phone Diagnostics
Phone Diagnostics
Test & Find Repair Shop
Free

Perform thorough diagnostics on your phone, including tests for display, battery, sensors, connectivity, and more. Ensure your device is functioning optimally with just a few taps. Discover and fix potential problems quickly.

🔧 Utilities
(85)
9
Device Monitor - Diagnostics
Device Monitor - Diagnostics
Device Monitor - Diagnostics
System, CPU Battery,Temp Info
Free
📊 Productivity
(1)
10
On/Go
On/Go
On/Go
Delightful health & care
Free
🏥 Medical
(52K)
11
OBDeleven – OBD2 car scanner
OBDeleven – OBD2 car scanner
OBDeleven – OBD2 car scanner
Diagnostics, service & coding
Free

Unlock the full potential of your car with an innovative diagnostic application. Easily scan and analyze your vehicle's data for optimal performance.

🔧 Utilities
(1.1K)
12
MyQuest for Patients
MyQuest for Patients
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.

🏥 Medical
(419K)
13
AIDA64
AIDA64
AIDA64
by FinalWire
Free

A hardware and software information utility for iOS devices providing detailed diagnostic data such as CPU info, screen dimensions, battery level, network details, and more. Connect with us on Twitter @aida64_official or Facebook at AIDA64 for more information and support.

🔧 Utilities
(2.1K)
14
Device Monitor & Diagnostics +
Device Monitor & Diagnostics +
Device Monitor & Diagnostics +
Phone settings app for iPhone
Free
🔧 Utilities
(1)
15
FIXD OBD2 Scanner
FIXD OBD2 Scanner
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.

🔧 Utilities
(42)
16
OTR Diagnostics
OTR Diagnostics
OTR Diagnostics
Heavy-duty scan tool made easy
Free

Experience hassle-free heavy-duty truck diagnostics with a modern tool that offers real-time monitoring, fault code decoding, command execution, and historical data tracking. Take control of your vehicle's health with OTR Diagnostics. Subscribe now at www.otrperformance.com to access these features.

🔧 Utilities
(94)
17
Apple Business
Apple Business
Apple Business
by Apple Distribution International
Free

This application provides a centralized platform for employees to access work-related apps, track device repairs, and receive prioritized support from experts. It allows users to install assigned apps, initiate repair requests, and view device information, helping them stay productive and supported in the workplace.

🔧 Utilities
(57)
18
Heart Analyzer: Pulse Tracker
Heart Analyzer: Pulse Tracker
Heart Analyzer: Pulse Tracker
Watch Health & Cardio Metrics
Free

Track your heart rate, analyze your pulse, and monitor your overall health with real-time updates. Stay on top of your well-being with personalized insights and trends to help you achieve your fitness goals effortlessly.

💪 Health & Fitness
(22K)
19
BitRaser Mobile Diagnostics2
BitRaser Mobile Diagnostics2
BitRaser Mobile Diagnostics2
Mobile Diagnostics
Free
🔧 Utilities
(0)
20
App Store Connect
App Store Connect
App Store Connect
For App Developers
Free

Manage your apps, beta tests, submissions, and performance with ease. Stay updated on key events in real-time. Elevate your app development experience today.

🛠️ Developer Tools
(14K)

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