Image Gamma Correction Online

Gamma - Red
Gamma - Green
Gamma - Blue

Download image in your desired format

Sample - Gamma changed image

Change Gamma of Photo

To correct the gamma of an image, drag it into the tool, adjust the gamma values on the slider, and then click the 'change gamma' button. This utility can adjust gamma red, green, and blue independently and works with jpg, png, webp, ico, bmp, and gif image formats.

What is gamma correction?

Gamma correction is a digital photography technique that darkens overexposed sections of an image while brightening the darker areas. It is described by a power-law expression. more info

Is it free tool?

The gamma correction tool is completely free to use and comes with a full version with no hidden fees, no signup necessary, no demo versions, and no other limitations. You can change the gamma in as many images as you want.

Are my images are secured?

Yes, the photos used to modify gamma in this program are completely secure thanks to Client Side Scripts. Because all procedures take place in the user's browser, only you have access to your images.

Any skills required?

To perform gamma correction on photos, no particular abilities are required. Drop the image into the tool, then set the gamma settings and click the modify gamma button to fix it. A preview will be displayed once the gamma of the image has been changed.

Is download option available?

Yes, you can get your gamma-corrected image with a single click. When an image's gamma is changed, the download button at the bottom of the preview container should become active. Simply click the download button to save the gamma corrected image to your device.

About the Gamma Correction Tool

Gamma correction changes the brightness of the midtones without crushing pure black or pure white. It is a gentle way to lift a dark photo or deepen a washed-out one before you download the new PNG or JPG.

How it works

  1. Upload your picture.
  2. Set the gamma value you want to apply.
  3. Apply the effect and check the preview.
  4. Download the corrected image.

Popular uses

  • Improve photos that look flat on screen.
  • Correct images before putting them in a design.
  • Test different tonal looks quickly.

What does gamma do to an image?

Gamma changes the brightness of the middle tones while keeping the darkest and lightest points mostly intact.

Gamma vs brightness - which should I use?

Use brightness for a simple overall change and gamma when you want to keep highlights and shadows from clipping.

When should I use gamma instead of contrast?

Use gamma when the picture is the right overall brightness but the middle tones look muddy or too heavy. It reshapes the tonal curve without clipping the shadows or highlights. Contrast is better when the picture looks flat because the light and dark areas are too close together.