Game Controller Tester Gamepad is a free utility and tool application available for iPhone users. It allows users to test and troubleshoot the functionality of their game controllers by connecting them to their iOS devices.

This app is compatible with specific Xbox controllers, specific PlayStation controllers, and "Made for iPhone" (MFI) Game Controllers. Supported controllers include Xbox One Wireless, Xbox Series Wireless, Playstation 4 - DualShock 4 Wireless, Playstation 5 DualSense, Blackbone One, Megadream, Razer Kishi, Razer Kishi V2, SteelSeries Nimbus+, GameSir T4 Pro, Rotor Riot, PXN-Speedy, Moga Rebel, Gamevice, and more.

With Game Controller Tester Gamepad, users can visualize different controller designs and test buttons, sticks, pressure-sensitive triggers, and sticks. It also allows users to connect multiple controllers and provides assistance in connecting controllers.

The app offers a premium subscription option that allows users to remove ads and unlock all controller features like haptic feedback or adaptive triggers. Payments for the subscription are charged to the user's Apple ID account and automatically renew unless canceled at least 24 hours before the end of the current period.

Enjoy the convenience and functionality of Game Controller Tester Gamepad for testing and troubleshooting your game controllers on your iPhone.