1:1 Aspect Ratio Calculator

Summary

Enter any dimension and instantly get the equal matching dimension for a perfect 1:1 square.

How it works

1. Choose whether you know the width or the height.
2. Type the known dimension into the input field.
3. The calculator instantly sets the other dimension to match, forming a perfect square.
4. Use the common presets to fill in popular square sizes with one click.
5. Copy either dimension or both to your clipboard.

Use cases

• Size Instagram feed posts to the required 1080 x 1080 px square.
• Create square profile pictures for social networks and apps.
• Design app icons that require equal width and height.
• Set up a square canvas in design tools like Figma or Photoshop.
• Verify that a product photo is truly square before uploading.
• Export square thumbnails for video platforms.
• Size square print materials such as stickers or coasters.
• Confirm dimensions when cropping images to a 1:1 ratio.

Frequently Asked Questions