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Image Crop Calculator

Fast, accurate and free online kadrowania calculator tool running directly in your browser.

Secure (SSL)
Client-Side Processing
100% Free
Instructions
  • 1
    Enter data
    Enter content, paste text or load a file from disk.
  • 2
    Click the button
    The tool will immediately process your data in the browser.
  • 3
    Get the result
    Copy the finished text or save the file to your device.
function runTool() {
  return "Result ready in 0.1s";
}

Click on an area to set the center point.

Frame width 1920 px
Frame height 1080 px
X offset (left) 0 px
Y offset (top) 0 px
Lost pixels 0,0%
Target proportions 16:9
Scaling 0.667x

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Other tools you may find useful

Cropping Calculator - Precisely Select Frames for Photos and Videos

Cropping Calculator is an advanced online tool that helps you precisely calculate proportions and crop your image or video to maintain its compositional balance. Available atwebp.pl, this calculator is an invaluable aid for photographers, graphic designers, filmmakers and digital content creators who want to perfectly match image proportions to various screen formats and social media.

What is image cropping?

Cropping is the process of cropping an image to obtain the appropriate composition or fit to a required format. In practice, this means that part of the image is removed and the remaining space is balanced in terms of proportions and key visual elements. Thanks to the cropping calculator, you can enter the original dimensions, target format and immediately get information on how to best crop the photo without losing important details.

Why use the Crop Calculator?

  • Precision and speed:Just a few seconds are enough to get the perfect frame proportions.
  • Universality:The tool supports all popular formats - 1:1, 4:3, 16:9, 21:9 and many others.
  • Professional use:Perfect for photographers, advertising creators, graphic designers and social media managers.
  • No installation needed:The calculator works completely online, without additional plug-ins.
  • Intuitive interface:The clear layout allows you to enter data in centimeters, pixels or inches.

How does the Crop Calculator work?

Step 1: Enter Input

Enter the original dimensions of the photo or video frame. You can do this in pixels, centimeters or aspect ratio.

Step 2: Select target format

Specify what format you want the image to fit. This may be the screen aspect ratio (e.g. 16:9), paper format (e.g. A4) or social media platform resolution (e.g. Instagram, YouTube, Facebook).

Step 3: Analyze and visualize

The calculator instantly calculates the optimal cropping parameters. Displays a preview showing the area that will be retained and the percentage of the crop that will be lost.

Step 4: Apply and export

The result can be used in any graphics editor. Just enter the resulting aspect ratio in the video cropping or export tool.

Common uses of the cropping calculator

  • Adapting photos to social media formats (e.g. Instagram Stories, YouTube Thumbnails).
  • Preparation of advertising graphics and banners in appropriate proportions.
  • Crop videos for cinema projections, widescreen screens or mobile devices.
  • Transform old photos with unusual dimensions into modern digital formats.

Calculation example

Let's assume you have a photo with dimensions4000 × 3000 pxand you want to get the format16:9. The crop calculator will automatically indicate that the target area will be4000 × 2250 px, which means that the bottom and top of the image will be cropped by a total of 750 pixels. This allows you to maintain the full width of the frame and achieve a harmonious composition.

Benefits for webp.pl users

On thewebp.plplatform you will find not only a cropping calculator, but also dozens of other tools useful when working with graphics, video and digital content. They are all free, available online and optimized for mobile devices. Thanks to this, you can quickly switch between converters, calculators and editors without installing additional software.

SEO and technical tips for creators

If you publish images on websites, proper framing is not only a matter of aesthetics, but alsoSEO positioning. Properly proportioned images load faster, are better indexed by search engines, and improve user experience. Also take care ofalt textand optimized file size - another tool fromwebp.plwill help with this, i.e. an image compressor.

Frequently Asked Questions (FAQ)

What aspect ratio is best for social media?

Instagram prefers 1:1 and 4:5, YouTube prefers 16:9 thumbnails, and Facebook and LinkedIn prefer 1200×628 px.

Does the crop calculator work offline?

The tool runs in an online browser. Requires internet connection to work.

Can I save the result in a graphical format?

The calculator does not save images, but shows accurate values ​​for use in graphics programs such as Photoshop or GIMP.

Tip:Use the rule of thirds and guide lines to create a natural and aesthetic frame. The cropping calculator from webp.pl will help you achieve this in just a few seconds.
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