Enhance your photos by adjusting their sharpness and black and white balance. Easily select an image or take a new one, then use sliders to fine-tune the intensity for optimal results. Save your edited images with a single tap.





216+ iOS apps curated and reviewed
With an average user rating of 3.8★, the brightness adjuster category is one of the App Store's strongest. Browse all 216+ apps we track, sorted so the most loved ones surface first.





Enhance your photos by adjusting their sharpness and black and white balance. Easily select an image or take a new one, then use sliders to fine-tune the intensity for optimal results. Save your edited images with a single tap.



This utility app provides a simple white or black screen with adjustable brightness. It offers soft and small illumination, controlled by dedicated sliders for screen color and brightness.




Easily control your device's screen brightness with customizable presets and quick access from widgets. Features include advanced mode for fine-tuning, battery-aware adjustments, and timer-based brightness changes.


Measure the brightness of any screen, monitor, or display using your smartphone camera. Offers real-time measurements in multiple units and supports calibration for optimal accuracy. Ideal for professionals and enthusiasts needing precise luminance data.


Capture brighter, less noisy photos in low light conditions with advanced long exposure algorithms. This app processes images locally on your device for enhanced privacy, offering manual focus, a timer, and a soft torch for dark scenes. It's compatible with various cameras and supports HEIC/JPEG formats.


Easily adjust the brightness of multiple photos simultaneously. Use a simple slider to fine-tune image exposure and restore original settings with a single tap. Save your edited images directly to your device's album.


Enhance your web browsing experience with a dark mode extension for Safari. This tool automatically applies a dark theme to all websites, reducing eye strain and improving readability, especially at night. Customize your viewing experience with adjustable opacity and background colors.


This app provides a customizable night light with soothing sleep sounds to help users fall asleep and stay asleep. It projects a gentle glow onto walls and ceilings, offering various colors and ambient noises. Users can also adjust screen brightness and set sleep timers for a more restful experience.


Control your dimmable lamps remotely using your iPhone or iPad. This utility allows you to easily turn lamps on and off, and adjust their brightness.


Transform your smartphone into a professional light meter. Measure illuminance and color temperature with scientifically validated accuracy, trusted by professionals. Requires a simple diffuser for precise readings.


Measure light intensity in lux and foot candles with this 2-in-1 meter. Optimize photography settings, adjust indoor lighting, or prevent eye strain with professional-quality readings directly from your smartphone.


Reduce eye strain and improve sleep with an adjustable blue light filter. Organize your files, photos, and videos with an integrated file manager. Enjoy a seamless web browsing experience with built-in filtering and bookmarking.


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.


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.


This app functions as a portable light meter, essential for film photographers using manual cameras. It accurately measures reflected light and provides reciprocity calculations for precise exposure control.


Control your device's screen brightness by simply tilting it, without touching the screen. Offers complete customization of brightness levels for extended battery life and eye comfort. Supports both iPhone and iPad.


Easily manage your Elgato Key Light from your iPhone or iPad. Adjust brightness, color temperature, and power on/off with intuitive controls. Sync multiple lights for a complete studio setup.


Browse the web at your iPhone's maximum screen brightness, ideal for reading articles or social media in sunlight. An action extension allows quick opening and returning from other apps.


Instantly turn your device into a bright, reliable flashlight with a single tap. Features include adjustable brightness, a strobe effect, and battery-saving options. Ideal for emergencies and everyday use.


Enhance your photos and videos with supernatural brightness and vibrant colors. AI-powered person extraction allows for selective editing of subjects and backgrounds, creating scroll-stopping content. Add ultra-bright borders for an illusion of depth.