Best Function Tester Apps

Game Controller Tester Gamepad

Xbox PS4 PS5 MFi Controllers

Free

Test your game controller's functionality by connecting it to an iOS device with this app. It supports various Xbox, PlayStation, and MFi controllers, allowing you to test buttons, sticks, triggers, and more. Explore different controller designs and consider upgrading to the premium version for an ad-free experience and additional features like haptic feedback. Check it out now and ensure your gaming gear is in top shape!

Speedtest by Ookla

50+ billion tests and counting

Free

Get instant, accurate internet speed tests with a global network using this app. Explore mobile network coverage, test streaming quality, and enjoy secure browsing with a VPN. Optimized for a better online experience.

Phone Tester

by Kushal Patel

Free

This application allows you to thoroughly test and evaluate your device's hardware and screen functionality, and provides detailed information about your device. You can generate a comprehensive report of your test results, which can be shared as a PDF, to help you assess your device's performance and identify any potential issues.

UserTesting

Get paid to test

Free

Get paid to share your perspective by testing products for top companies worldwide. Join UserTesting, answer screening questions, and share your thoughts out loud to help brands improve. Earn money online fast by taking tests via mobile or desktop. Apply now to start making money online!

Game Tester App

Make Games Better

Free

Discover a platform connecting players and developers to enhance games. Test games on-the-go, receive support, push notifications for new tests, and enjoy regular updates to improve your gaming experience.

Desmos Graphing Calculator

by Desmos, Inc.

Free

Explore math with a powerful graphing calculator application that allows you to plot various equations, use sliders for interactive adjustments, create tables for data input, analyze statistics, and more. Visit the website to access the free browser version and enhance your mathematical skills today.

Home Tester Club

Become a tester

Free

Join a global online community of product testers to share honest reviews and participate in free product tests. Earn rewards, compete for top rankings, and help shape the future of consumer products through your feedback. Sign up and start sharing your experiences today!

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.

Userlytics

Earn Money Testing Webs & Apps

Free

Earn money testing websites through Userlytics, providing valuable feedback to improve user experience and usability. Join now to participate in user testing studies and earn rewards for your insights.

X Gamepad Tester

Test Controller via Bluetooth

Free

Test your gamepad/controller/joystick's functionality and troubleshoot any issues with this easy-to-use tool, which displays button, axis, and stick inputs in real-time. Simply connect your device via Bluetooth and get started with testing your controller today!

Health Monitor: Blood Pressure

Heart Rate & BP Tracker

Free

"Health Monitor: Blood Sugar" is a comprehensive health management app that allows you to track and monitor important health indicators such as heart rate, blood pressure, blood oxygen, blood sugar, and BMI. The app provides features like real-time data recording, trend analysis, and health data export to help you better understand and manage your overall well-being. Download the app now and take a step towards a healthier life.

GamePad & Controller Tester

Works with Xbox, PS4, PS5, MFi

Free

GamePad is a cutting-edge mobile gaming app that offers a wide range of interactive and immersive games for users. Dive into an exciting world of entertainment and challenge your skills today!

Game Controller Tester

by Chibata Creations

Free

A tool to test and troubleshoot “Made for iPhone” (MFI) Game Controllers on iOS devices, offering accurate visualization and support for multiple controllers. Please note that only MFI certified controllers are compatible with this app.

Test'em All: Test & Get Paid

Gift cards, coupons and more!

Free

Test'em All is a comprehensive testing application designed to help users create, manage, and conduct tests efficiently. From creating customized tests to analyzing results, this app streamlines the testing process. Try it now to simplify your testing needs!

ZenTest-Smart Water Tester

Smart Tester for pH/EC/TDS...

Free

This mobile application connects to a smart water tester via Bluetooth, enabling easy measurement and data management of various water parameters, including pH, conductivity, and temperature. With features like customizable display modes, cloud-based data management, and instant sharing, it helps professionals and users efficiently monitor and analyze water quality, and take corrective actions when needed.