Best Display Check Apps

217+ iOS apps curated and reviewed

4.5 avg rating

20 free apps

Updated July 2026

Whether you're new to display check or looking for an upgrade, our curated collection of 217+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Display Check Apps (July 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	ScreenTest - Dead Pixel Check	Free	—	No	No	Jul 2026
2	Check My Device : 40+ Tests	Free	4.5★ (90)	Yes	Yes	Sep 2026
3	Device Monitor²	Free	4.7★ (9.2K)	No	Yes	Sep 2026
4	Color Test For Your Screen	Free	—	Yes	No	May 2026
5	Phone Diagnostics	Free	3.8★ (86)	No	Yes	Aug 2026
6	Dead Pixel Test - Screen Check	Free	5.0★ (1)	Yes	Yes	Aug 2026
7	Device Tester: Check & Monitor	Free	4.6★ (858)	No	Yes	Sep 2026
8	TouchScreenCheck	Free	4.7★ (36)	No	No	Sep 2026

Top Picks for Display Check

#1

ScreenTest - Dead Pixel Check by Son Nguyen

Screen Diagnostics

Editor's Choice

🔧 Utilities

0.0(0 ratings)

Free

ScreenTest - Dead Pixel Check screenshot 1

ScreenTest - Dead Pixel Check screenshot 2

ScreenTest - Dead Pixel Check screenshot 3

ScreenTest - Dead Pixel Check screenshot 4

ScreenTest - Dead Pixel Check screenshot 5

#2

Check My Device : 40+ Tests by Dropouts Technologies LLP

Test Sensor & Parts Easily

Strong Contender

🔧 Utilities

4.5(90 ratings)

FreeAdsIn-App Purchases

Check My Device : 40+ Tests screenshot 1

Check My Device : 40+ Tests screenshot 2

Check My Device : 40+ Tests screenshot 3

Check My Device : 40+ Tests screenshot 4

Check My Device : 40+ Tests screenshot 5

Thoroughly test your iPhone or iPad's display, sensors, connectivity, and other components. Ideal for verifying device functionality before buying, selling, or for long-term use.

#3

Device Monitor² by Fast-Devs Project

System activity info

Worth Considering

🛠️ Developer Tools

4.7😊(9.2K ratings)

FreeIn-App Purchases

#33in Developer Tools

Device Monitor² screenshot 1

Device Monitor² screenshot 2

Device Monitor² screenshot 3

Device Monitor² screenshot 4

Device Monitor² screenshot 5

Device Monitor² screenshot 6

This app provides comprehensive system activity information for Apple devices, including detailed insights into hardware, sensors, and network status. It offers privacy controls, customizable widgets, and advanced testing and reporting features through optional in-app purchases.

What We Love

🚀 Effective RAM cleaning
🔍 Detailed device information
🔧 Useful toolkit features
💰 Fair one-time pricing
📊 Helpful performance monitoring

Room to Improve

🐛 RAM cleaning issues after updates
🔌 High background battery usage
🕰️ Slow RAM cleaning process
🔍 Missing some device details

More Display Check apps to explore

Color Test For Your Screen

Color Test For Your Screen

Color Test For Your Screen

Display & Pixel Test Tools

Phone Diagnostics

Phone Diagnostics

Phone Diagnostics

Test & Find Repair Shop

Easily test and check all mobile device functionalities. This app is useful before purchasing a device, sending it for repair, or after receiving it back. It also helps you locate nearby repair shops.

Test device functionalitiesCheck hardware before buyingVerify repairs

free with in-app purchases

Dead Pixel Test - Screen Check

Dead Pixel Test - Screen Check

Dead Pixel Test - Screen Check

Display & Touch Diagnostics

Diagnose your device's screen for issues like dead pixels, burn-in, and touch response. Offers comprehensive tests and reports, with a Pro version for advanced features and pre-purchase inspections. Prioritizes user privacy with on-device processing.

Dead pixel detectionTouch screen testingOLED burn-in detection

free with in-app purchases

Device Tester: Check & Monitor

Device Tester: Check & Monitor

Device Tester: Check & Monitor

Check Your Device

Instantly test your phone's hardware, from the camera to sensors, to ensure it's functioning optimally. Get detailed system reports and monitor key resources like battery and RAM in real-time. Ideal for diagnosing issues or verifying device health.

Full hardware scan (camera, mic, etc.)Detailed system performance reportsOne-tap testing

🛠️ Developer Tools

free with in-app purchases

TouchScreenCheck

TouchScreenCheck

TouchScreenCheck

Evaluate TouchScreen issues

This utility app helps you test your device's touchscreen responsiveness and consistency. It visually indicates touch registration with color changes and displays touch counts and coordinates. It's useful for diagnosing screen issues or confirming proper functionality.

Test touch responsivenessCheck touch consistencyVerify touch reliability

spacedesk - USB Display for PC

spacedesk - USB Display for PC

spacedesk - USB Display for PC

Portable Multi Monitor Display

Extend your Windows PC's desktop to another device wirelessly or via USB. Use your tablet or phone as a drawing tablet or a portable second monitor for travel and productivity.

Windows desktop extensionScreen mirroringRemote desktop viewer

📊 Productivity

free with in-app purchases

Speedometer ⋙

Kmh, Mph, Speed Limit Display

This application tracks your speed and distance traveled using GPS. It displays your current speed in kilometers or miles per hour, records trip data, and can alert you to speed limit changes. It also includes a compass and weather information.

GPS speed trackingOdometer and trip recordingSpeed limit display and alerts

HeadUp Display car

HeadUp Display car

HeadUp Display car

car windshield projector

This app projects navigation and driving information onto your car's windshield. Enhance your night driving experience with speed, clock, weather, and music details displayed directly in your line of sight.

Windshield projectionNavigation displaySpeedometer

free with in-app purchases

My IP - Find & Show IP Address

My IP - Find & Show IP Address

My IP - Find & Show IP Address

IP Detection and Network Info

Instantly reveals your public and local IP addresses along with detailed network information. Offers a simple interface and provides guidance on protecting your IP for enhanced online privacy and security.

Instant IP address detectionPublic and local IP displayNetwork details

Yam Display Free

Yam Display Free

Yam Display Free

Transform your iPad or iPhone into a secondary display for your Mac using a USB connection. Enjoy lag-free browsing and video playback, utilize touch gestures like pinch-to-zoom, and enhance multitasking with Split View. This free version offers a 7-minute session limit.

iPad/iPhone as second Mac displayUSB wired connectionMinimal lag for video and browsing

📊 Productivity

AnTuTu Benchmark

AnTuTu Benchmark

AnTuTu Benchmark

by Beijing AnTuTu Technology Limited

This app offers a comprehensive performance benchmark for mobile devices. It simulates real-world usage scenarios across CPU, memory, storage, and graphics to help users understand their device's full potential and capabilities.

CPU performance testing with AI capabilitiesMemory and storage limit deep diveUser experience simulation tests

RGB Display Test

This utility app helps you understand screen resolution and its impact on your vision. It explores concepts like 326 DPI and the perceived limits of screen or eye vision.

Screen resolution analysisEye vision limit explorationDPI concept explanation

PPI Guru - Calc PPI Easily

PPI Guru - Calc PPI Easily

PPI Guru - Calc PPI Easily

Check PPI of your devices

Easily calculate the Pixels Per Inch (PPI) for any screen, from phones to monitors. Input screen dimensions and diagonal size to get an instant PPI result and determine if it qualifies as a Retina Display. You can also search for device information online and save your calculations.

Automatic PPI calculationSearch device information onlineRetina Display indicator

Access in-depth hardware and software diagnostics for your iOS device. Get detailed information on your CPU, screen, battery, network, and sensors. Monitor memory, storage, and screen performance with this comprehensive utility.

CPU detailsScreen specificationsBattery status

free with in-app purchases

Speedbox Digital Speedometer

Speedbox Digital Speedometer

Speedbox Digital Speedometer

HUD Display GPS Speedometer

This free GPS-based app functions as a digital speedometer and head-up display. It shows current speed, average speed, maximum speed, and road information. It also provides slope data and weather conditions, with optional HUD mirroring for windshield reflection.

GPS Speedometer (MPH, KMPH, KNOT)HUD Display (Mirror Mode)Slope and Ascent/Descent Display

HUD Speed Display

HUD Speed Display

HUD Speed Display

Speedometer & Heads up Display

Use your iPad as a Mac Monitor

Transform your iPhone or iPad into a genuine second display for your Mac. This open-source solution allows you to extend your screen space, keeping essential apps visible. Connect via USB for minimal latency or Wi-Fi for easy setup.

Use iPhone/iPad as a second Mac displayConnect via USB or Wi-FiRetina-sharp rendering

📊 Productivity

FAQ about Display Check

Are there free display check apps for iPhone?

Yes — 20 of the top display check apps we rank are free to download, including ScreenTest - Dead Pixel Check and Check My Device : 40+ Tests.

Does ScreenTest - Dead Pixel Check have ads or in-app purchases?

ScreenTest - Dead Pixel Check has no ads and has no in-app purchases, according to its App Store listing as of July 2026.

How many display check apps are on the App Store?

We track 217+ display check apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.