Image Adjustments (Brightness, Contrast, Grayscale, Blur…)

Image Adjustments (Brightness, Contrast, Grayscale, Blur…)

Local Processing

Adjust brightness or contrast, or apply grayscale, sepia, blur or sharpen.

How It Works & Processing Standards

Adjust brightness or contrast, or apply grayscale, sepia, blur or sharpen.

Tool processing runs in your browser. If you create a calculator or conversion share link, its values are included in the URL. See the privacy policy for account, analytics and advertising data.

Current Limits

  • Desktop max file size: 40MB
  • Mobile max file size: 20MB

Choose brightness, contrast, grayscale, sepia, blur or sharpen under "Task". Brighten dark photos or clean up document photos in black and white.

Accepts JPG, PNG, WebP, GIF and BMP. Export iPhone HEIC photos as JPG, or shoot in "Most Compatible" mode, first.

What You Can Do

Brightness and contrast
Set an amount (%) to lighten, darken, crisp or soften.
Grayscale and sepia
Remove color or add a vintage tone.
Blur and sharpen
Soften or crisp up edges.

How to Use Image Adjustments (Brightness, Contrast, Grayscale, Blur…)

  1. 1
    Choose a taskPick the adjustment.
  2. 2
    Photo and amountPick a photo and set the amount.
  3. 3
    DownloadSave the adjusted photo.

Examples

Dark indoor photo
Input: An underexposed photo, brightness +20
Result: A brighter photo overall

Common Use Cases

  • Brightening underexposed photos
  • Tidying receipt or document photos in grayscale

Frequently Asked Questions (FAQ)

Can I use blur to hide personal info?

Whole-image blur is not for redaction. To hide part of an image reliably, use solid masking in the redaction tool.

Are my photos uploaded?

No. Images are processed only inside this browser and never transmitted.

Have feedback or ideas for this tool? Suggest & Inquire →