Adjust image brightness
Brighten or darken an image.Free to use in your browser, with no sign-in.
Drop an image hereor click to choose a PNG, JPG, or WebP file. Up to 20 MB.
How to adjust image brightness
1. Choose an image
Choose a PNG, JPG, or WebP file up to 20 MB, or drop it onto the editor.
2. Adjust brightness
Drag the slider from 0 to 200. 100 keeps the original brightness.
3. Download image
Click Download image to save the result in the original file format.
FAQ
100 keeps the original brightness. Values below 100 darken the image, and 0 makes visible pixels black. Values above 100, up to 200, brighten it.
Bright areas can reach pure white as you increase brightness, hiding detail. Raise the setting gradually and check the highlights.
Brightness makes the whole image lighter or darker. Contrast changes the difference between light and dark areas.
Brighten a dark image, match the brightness of a set, or darken a background to help light text stand out.
The download keeps the original format. JPG and WebP use quality 92. PNG uses lossless compression. Effects that add a background can fill transparent areas.
No. Your image is processed on your device and is not sent to our servers.
No. All image tools are free to use, with no sign-in.
