192+ iOS apps curated and reviewed
The best bt1 tester apps on iPhone average 3.7★ across 192+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
This application tests 12V car batteries, assessing their voltage, volume, and health, then provides a testing result indicating whether the battery is good, bad, or needs replacement. Download the app to easily evaluate your car battery's condition.
Easily test pre-release versions of apps and App Clips. Provide feedback to developers before public launch. Receive invites via email or public link.
Easily test and troubleshoot your game controllers on iOS devices. Visualize controller layouts, test buttons, sticks, and pressure-sensitive triggers. Connect multiple controllers and get help with connections. Offers a premium subscription for an ad-free experience and advanced features.
Diagnose and troubleshoot wireless game controllers with ease. Connect via Bluetooth to visualize all button presses, stick movements, and pressure-sensitive inputs for various popular console and MFi controllers.
Explore nearby Bluetooth devices and examine their services and characteristics. View real-time signal strength, battery levels for your own devices, and identify model names. Extract software versions and read or write characteristic values.
Test your device's hardware and screen functionality. Get detailed device information and generate a shareable PDF report of your tests.
Easily test the functionality of your gamepad, controller, or joystick. This app displays button presses, analog stick movements, and raw input data to help you troubleshoot device issues. It supports a wide range of MFI and popular brand controllers.
Discover and connect with nearby Bluetooth devices. Once paired, you can chat with other users in real-time, even without a network connection. This app requires an in-app purchase to unlock its full functionality.
This application allows users to control Bluetooth battery tester devices. It facilitates testing of battery condition, cranking, and charging systems, with the ability to save and share professional results.
Join a global community of shoppers to test products and share honest reviews. Receive free products at your door and help others make informed purchasing decisions. Earn rewards and climb leaderboards by contributing your feedback.
Test the accuracy and speed of your game controllers, including Xbox, PS, and MFi. Connect via Bluetooth to simulate controller functions and play mobile games with a new, enhanced experience. Enjoy a fun game designed to challenge your controller's responsiveness.
Test your PS5, PS4, Xbox, or MFi game controllers with real-time visual feedback. Detect issues like stick drift, check all buttons, triggers, vibration, and motion sensors before buying or after repairs. Offers advanced diagnostics with an optional Pro subscription.
This app, paired with specific hardware testers, provides quick health checks for vehicle batteries and electrical systems. It allows technicians to view accurate test results and understand the condition of batteries, starters, and generators.
This AI-powered study companion provides instant, accurate answers and step-by-step explanations for all subjects. It offers a live AI tutor with voice and whiteboard capabilities, and can convert notes into quizzes and flashcards. Get help with homework, writing, and calculations from experts 24/7.
Diagnose vehicle electrical systems with this tool. It performs battery health, start system, and charging system tests for various battery types and standards. Generates test reports for technicians and consumers.
This application controls specific Galcon Bluetooth-enabled controllers. It supports various models for managing your devices remotely.
Test your trailer's electrical system remotely from your truck's cab. This app allows a single user to check running lights, brake lights, reverse lights, turn signals, and trailer brake connections. It is compatible with most smart devices and can test intelligent trailer modules.