Aspect Ratio Calculator

Calculate matching width or height from an aspect ratio for thumbnails, covers, banners, and print images.

Design sizing

Use this toolBrowse related packsRead guides

What it produces

  • Computed dimension
  • Common presets
  • CSV export
  • Ratio label

Before export

  • No upload
  • Exact math
  • Preset sizes
  • Exportable result
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Generated 2026-07-04T01:32:05Z from the Free Utility Kit shared tool catalog.