12 Best iPhone apps to Test your iPhone Sensors & Functions

We present some applications especially for iPhone devices that will help you test an iPhone. These apps will help you verify that all the necessary processes on an iPhone are working just fine. These applications will help you to find the IMEI number, serial number, etc. Some of the iPhone apps test that these apps can perform screen tests, sensor tests, multimedia tests, connectivity tests, etc. With one of these apps installed on a used phone, you can verify that the device that you purchase has all of its functions intact.

Hence, here we present the best iPhone tester apps to test the sensor and other functionalities of the iPhone.

Test & Check for iPhone

This is one of the iPhone apps that help you test almost the entire iPhone functionality. With several features to check all your iPhone’s functions, this is an application that is a must-have for any iPhone user. Some of the tests that this sensor and functions app can perform on your iPhone are:

• • Screen Test – Verifies that the screen on your iPhone is working fine with a Brightness, color, touch screen, multi-point, pinch test.
  • Sensor Test – Ensures that all the sensors on your iPhone are running correctly such as the accelerometer, shake, compass, GPS, proximity sensors.
  • Multimedia Test – Checks that all the multimedia functions of your iPhone are in a top-notch condition such as sound, camera, and video.
  • Connectivity Test – Verifies that all the connections made by the iPhone are at their optimum levels with a Wi-Fi, Bluetooth, hotspot, phone call test.
  • Other Tests – Some additional vital checks performed are the warranty check, activation lock check, water damage check, iTunes sync test, button check, and the cosmetic damage check.

Price: $1.99

Download from AppStore: Test & Check for iPhone

Related: 11 Hardware Checklist Should Perform Before Buying Used iPhone

Sensor Kinetics

This is another one of the smart applications that can be used for an iPhone to check the functionality of all of its sensors. It is not only an iPhone tester application but also can be used to understand the basics of physics!

This application is more focused on testing the kinematic sensors of your iPhone, that is, its motion sensors. A fit for all app, this is not just a useful testing application but also for engineering students as it can help them in their project work.

The feature list on this iOS application includes a list of all the available sensors on your iPhone, Graphical demonstration of onboard sensors, ability to capture real-time sensor data, ability to record the motion and sensor data for further use, etc. With these features, you can quickly test all the motion sensors on an iPhone with high accuracy.

Key Features: Handy for testing, education & developers | Tests all sensors (kinematics) | Record & monitor rotations, vibrations & movements

Price: Free | There’s a Pro version

Download from AppStore: Sensor Kinetics

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TestM

What would you do when buying a second-hand phone or when you think something’s wrong with your iPhone? Check out the hardware and the sensors and you’ll know what’s wrong. Turns out TestM is a pretty powerful iPhone diagnostic app that lends you a helping hand. It is free and lets you scan through all the sensors detecting any abnormalities.

The multi-language supported app lets you conduct a screen test, sound tests, motion, camera test, and more. It also scans through fingerprint scanner, proximity, vibration, light sensor & more. TestM is pretty interactive in tests and produces a detailed report on what needs repair. You can either commit for a full-scan or go for any particular sensor/hardware. This lets you ascertain if any doubtful sensor is working or not.

TestM is also very easy to use. Apart from diagnostics, it checks whether you are buying a stolen phone or not. This iPhone test app supports 20+ point comprehensive tests that will relieve you of any worries without buying a second-hand unit.

Key Features: 20+ comprehensive tests | IMEI check | Multi-language support | Detailed reports of repair

Price: Free | Contains Ads

Download from AppStore: TestM

Phone Doctor Plus

Phone Doctor Plus is another iPhone sensor apps checker that runs diagnostics over 30 hardware functions. The app gives you an unseen insight on any iPhone running on iOS 8.0 and above.

This will surely prove instrumental when you are buying an iPhone. The app lets you use its patented technology of diagnosing 30+ hardware functions. It gives you a comprehensive report of all the sensors and hardware including storage, memory, display, and others. The app has a monitoring system for the battery and keeps track of everything related to it.

It also records network usage stopping you from crossing the mobile data limit. Apart from that, the app has an instant smartphone value appraisal that you run through while selling your iPhone. Some of the tests it runs include a microphone, earphones, wireless charging, receiver, multitouch, and so on. It diagnoses issues with gyroscope, proximity, accelerometer sensors as well.

Key Features: Runs 30+ comprehensive tests | Battery monitoring & optimization | Monitors mobile data

Price: Free

Download from AppStore: Phone Doctor Plus

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Phone Diagnostics

Another great app that lets you test iPhone sensors & functions is Phone Diagnostics. The app checks all range of sensors on an iPhone including multitouch, microphone, flash, cellular access, and others. No doubt it produces easy to read results on which sensors or functions aren’t working properly.

This gives your phone a new lease of life since you exactly know what’s wrong. It’s even better if you are buying a new or used iPhone and want to check if everything is operational or not. It does include some interactive tests such as using three fingers on the screen to check multitouch. The GPS test verifies your location while the camera test lets you make some poses.

Unlike TestM, Phone Diagnostics returns your test results with colors rather than a detailed report. Here, red means the sensor/function failed and green means it passed. There’s no rocket science thanks to its easy to use interface. There’s an option to find the nearest repair shop from within the app itself.

Key Features: 15+ comprehensive tests | Easy to use

Price: Free | Offers In-App Purchases | Pro version at $0.99

Download from AppStore: Phone Diagnostics

toolChecker

Another great application for the iPhone hardware test is toolChecker. The app lets you see what hardware and sensor are working inadequately or not working at all. The app tests various components including the touchscreen, Touch ID, speaker, and so on.

It also runs a diagnosis for proximity sensors, accelerometer, and gyroscope sensors. Although not as powerful as TestM or a few others, toolChecker does return credible reports. The best thing about this app is its ad-free nature so say goodbye to ads. Test your cameras, LED flash, headset, and other components with toolChecker. This app comes handy when you are buying a new or used phone.

Since it detects issues with any hardware component, you are filled in with any errors before buying the phone. You can use it to see what sensor or function isn’t working and verify it once you got it repaired. All that without any hardcore knowledge on how to diagnose various sensors and hardware on your iPhone.

Key Features: Runs comprehensive diagnosis | Ad-free | Works seamlessly | Get device information

Price: Free

Download from AppStore: toolChecker

Sensors Toolbox

Buying a new or a used phone? Something’s not right with your iPhone? Check out Sensors Toolbox, a complete iPhone diagnostics app that finds the root cause of any issue. It is one of the best all-in-one iPhone sensors apps that scans through all hardware, sensors, and functions.

It includes diagnosing kinetics sensors, battery status, accelerometer, gyroscope among others. You can run tests for front and back cameras, sound levels, pressure sensors, and more. Sensors Toolbox gives you a detailed report on what sensor or component is causing issues that need to be fixed. It has a bunch of tools including a compass, sports tracker, metal detector as well.

Know what the specifications of any iPhone you are interested in with this app. This free to use app lets you dig into all the hardware-related components on your iPhone right away. It is fast, easy to use, and works flawlessly across all iPhones running iOS 9 or later. The app is compatible with iPad and iPod touch as well.

Key Features: Extensive list of components to diagnose | Caliber sensors | Supports NFC, heart rate sensor

Price: Free | Contains Ads | Offers In-App Purchases | Go Pro & $0.99

Download from AppStore: Sensors Toolbox

Phone Tester

A not-so-known app, Phone Tester lets you scan through your iPhone for any abnormalities with the sensors, hardware & components. It does a full-scale diagnosis of the device in mere sensors. Most of the tests are interactive. It runs tests to check vibration, WiFi, charging, display, speaker, SIM Card, camera, and more.

There’s a phone info section where you’ll get all the information about your device right away. It doesn’t show you a detailed report but it has an easy report status for each sensor. It marks the tested sensor with either a green-colored ‘Tick’ if it passes and a red-colored ‘X’ when it fails.

Phone Tester can also monitor network usage preventing potential overuse. Its battery monitoring system gives you details about charging cycles. There are a few ‘cons’ such as it is expensive compared to other hardware testing apps. Moreover, it has too many ads and upgrading is the only solution to fix ads issues.

Key Features: Extensive hardware/sensor tests | Device Information | Monitors battery & network

Price: Free | Contains Ads | Pro at $2.99

Download from AppStore: Phone Tester

Touchscreen Test

There are practically tens of iPhone diagnostic apps and Touchscreen Test is one of them. The app is really straightforward, it allows testing the touchscreen and other functions on a click. Test if the touchscreen is working or not, test its multitouch capability. It has tests to check the brightness of the display and motions including rotate, move, and pinch.

If you are done with the touchscreen, it has a few features to test the sensors and functions as well. Touchscreen Test can help test out the phone’s headphone, speaker, microphone, and earpiece. Scrutinize the vibration, check if the camera is working or not, and so on.

It is a great app if you are looking to buy a new or used iPhone or want to confirm what’s wrong before getting it repaired. The app is equipped with tests to scrutinize the working order of sensors including magnetometer, proximity, gyroscope, and accelerometer. At the end of the tests, you will get a report confirming the status of each function that you tested.

Key Features: Test touchscreen | Test sensors/functions | Easy to use | View Device Specifications

Price: $0.99

Download from AppStore: Touchscreen Test

Battery Life

You must know that the battery that your iPhone has won’t be the same capacity after a year of use. It degrades and how much exactly depends upon your usage. Now when you are buying a used iPhone, you may not get the 100% capacity as mentioned above.

Battery Life analyses the runtimes on your battery which is crucial hardware on any iPhone. It reads your usage and behavior, estimates the duration the battery will power the device, and so on. It also sends notifications to better use the phone in case of the battery dips down and there’s no charging station in sight.

The app has widgets that you can place on the home screen to stay updated with the battery use. It’s Pro version relieves you of any advertisements and more. It also scans through the paired up Apple Watch so that you can be totally informed. It is one of the best battery analysis tools on the App Store with more than 28,000 ratings. It is free to use and offers a plentiful of in-app purchases.

Key Features: Analyzes battery based on your use | Keeps a tab on Apple Watch & AirPods battery

Price: Free | Offers In-app purchases

Download from AppStore: Battery Life

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System Activity Monitor – All in one

As the name suggests, this iOS hardware specification check application is an all in one app. It provides all the information that you will ever require about an iPhone such as hardware, operating system, processor, memory, GPU, network interface, storage, battery, etc.

Not only does this application provide the necessary information but provides in-depth detail regarding all of these features on an iPhone. If you want to know what an iPhone is built up before you can install this application. The important information that this application can display Hardware information, Operating System, CPU, Network, Storage, Battery, etc.

This is an all in one application, that unlike the other two apps does not measure any real-time data, but displays important data one may need while messing with the firmware of the device to tweak its performance. With these applications installed you can verify the working of any of the above-mentioned features in an instant. Also, if you feel like tweaking with the performance features these applications provide all the important data.

Download from AppStore: All in one

Phone Check Utility

The iPhone check utility is not your typical iPhone basic hardware check app. Rather, it is an impressive set of testing tools to check whether over 20 functions in your Apple iPhone device works normally. These iPhone tests include the SIM card test, Display test, physical button test, speaker-test.

If you want to make sure that your Apple iPhone device is perfectly fine, this iPhone hardware test app is a must-have. With all these tests, we can also use this phone check utility app to view the information regarding the hardware specifications of your smartphone.

Download from AppStore: Phone Check Utility

This concludes our list of iPhone test app(s) that we could find. We know there are a lot of other diagnostics apps out there and unfortunately, we may have missed a few very useful ones. Let us know which iPhone hardware test tool you would use from the list above. List down the apps you use if not included in this list and we will add it after scrutinizing their functions.