Aspect Ratio Calculator

Punch in width and height — we will simplify the ratio, name it if it matches a common preset, and tell you how to downscale it for any target size. Free, no signup, no upload.

Dimensions

Width (px)

Height (px)

Simplified ratio 16 : 9

Decimal ratio 1.778

Nearest preset 16:9 (landscape widescreen)

Display 1920 / 1080 = 16:9

Downscale to fit

Target max dimension (px)

Result (auto-locked aspect)

Built by MockMonster — make mockups in any aspect ratio at $9/mo.