blueskyimage sizebanner

Bluesky Banner Size Checker — Free Tool

Check if your image meets the Bluesky banner size requirement (3000x1000). Upload and preview with crop positioning.

Required dimensions
Width
3000px
Height
1000px
Ratio
3:1
Click or drop an image here
JPG, PNG, WebP
Preview — Banner (3:1)
Upload an image to preview

Features

  • Check against 3000x1000 requirement
  • Drag to reposition crop
  • Pass/fail dimension checks
  • Aspect ratio: 3:1

Image types supported

  • Banner

How to use this tool

  1. Select the image type from the dropdown (profile photo, cover, post, etc.).
  2. See the required dimensions, aspect ratio, and any file size limits.
  3. Upload your image by clicking or dragging it into the upload area.
  4. Check the pass/fail results for width, height, aspect ratio, and file size.
  5. Drag the image in the preview to reposition it within the crop frame.
  6. Use the reference table on the right to quickly switch between image types.
  7. Ready to publish? Create a free BulkPublish account to schedule and publish across all platforms.