Description: Online image editor, Effect - Autolevel, automatically dynamic range between full black and white. You can either manually or with the help of presets to set the required settings. Available settings: gray, intensity, luminance, lightness, brightness.
Method of use: To apply the effect, first set the sliders settings. Then select the protected area and click "APPLY". To remove the created images click 'UNDO' and then click 'REMOVE'