185+ iOS apps & games curated and reviewed
From beginner-friendly picks to power-user tools, our n4 test light list covers 185+ iPhone apps and games updated through June 2026. Compare ratings, prices, and screenshots in one place.
This utility app provides a bright and fast LED flashlight with an intuitive interface. It offers adjustable brightness, SOS, and strobe modes for various situations. Designed for quick access, it features instant-on startup and simple controls.
This app provides multiple lighting solutions, including a bright LED flashlight, a customizable screen light, and a reading lamp with a sleep timer. It offers gesture controls for brightness and color adjustments, making it versatile for various situations.
Enhance your cognitive skills with reflex games and quizzes designed to improve reaction time. Features expert tips and progress tracking for athletes and anyone looking to refine their abilities.
This app provides a bright and fast front-facing camera light with video zoom capabilities. It offers features like a timer, strobe effects, and clap-to-control functionality for various low-light situations.
Control a wide range of smart LED lights from various brands with this universal remote. Automate lighting, sync with music and themes, and enhance your smart home experience. Supports Matter and HomeKit for secure and fast connections.
This app provides a powerful and fast flashlight experience using your device's LED or screen. It offers intuitive controls for instant on/off, adjustable brightness, and specialized modes like strobe and SOS. Designed for simplicity, it ensures quick access to light when you need it most.
This utility app provides a powerful flashlight with adjustable brightness and three distinct modes: torch, morse code, and strobe. It offers a super-fast startup and can even translate text into morse code for various uses.
Easily test pre-release versions of apps and App Clips. Provide feedback to developers before public launch. Receive invites via email or public link.
This app provides a bright white flashlight with adjustable brightness and color. It's simple to use for various situations, from finding keys in a bag to creating a romantic ambiance. Offers both screen light and LED light functionality.
Control your smart RGB lamps, strips, and bulbs with ease. Customize colors, saturation, and brightness for the perfect ambiance. Connects quickly via Wi-Fi or Bluetooth.
This app provides a simple and modern interface for lighting up your surroundings. It offers various light modes using either the device's screen or LED, including a stroboscope, SOS, and color options. Users can control brightness and customize their experience with widgets and shortcuts.
Control and customize smart LED lighting for vehicles and homes. Choose from numerous colors and dynamic lighting modes like strobe and music sync. Save custom presets, adjust brightness, and set effect speeds for personalized illumination.
Transform your phone's screen into a versatile, custom light source. Ideal for video recording, video calls, or any situation requiring a portable and adaptable illumination solution.
This app provides a versatile lighting tool for photography, allowing users to adjust hue, saturation, and brightness. It offers various fill light types including square, gradient, and customizable shapes to enhance photos.
This app provides a customizable night light with adjustable brightness and colors, along with a flashlight function. It also includes a collection of natural sounds and light music to aid relaxation and sleep, with options for timed operation and noise-activated brightness.
Measure light intensity accurately with your smartphone. This tool provides real-time readings in lux and foot candles, calibrated with professional equipment. Ideal for indoor and outdoor use, it offers average and maximum value tracking.
This free utility app provides a customizable night light for children, perfect for travel or bedtime. Adjust brightness and color to create a soothing atmosphere, with user preferences saved for convenience. It's designed with privacy in mind, collecting no data and requiring no network connection.
This app functions as a customizable nightlight and sound machine. Select from a full spectrum of colors and choose from five ambient sound loops to create a calming atmosphere for any room. It's designed to provide comfort and safety for users of all ages.
Shop for prescription eyeglasses, sunglasses, and contact lenses. Features include virtual try-on, AI-powered recommendations, and a home try-on program. Get stylish eyewear starting at $95 with free shipping and returns.
Test your internet connection speed, latency, and video streaming quality with a single tap. Explore network coverage maps and secure your connection with a built-in VPN. Get detailed reports and troubleshoot performance issues.