Aspect Ratio Calculator
Calculate, simplify, and scale aspect ratios
Acerca de esta herramienta
Enter a width and height to get the simplified aspect ratio, see equivalent sizes across common resolutions (from 240p to 4K), and scale to any target dimension. A visual rectangle preview updates live to illustrate the ratio. Also includes a quick-pick for common ratios like 16:9, 4:3, 1:1, 21:9, 9:16, and 3:2.
Cómo usar
- 1 Enter a width and height, or choose a common ratio from the presets.
- 2 The simplified ratio and visual preview update immediately.
- 3 Browse the equivalent sizes table to find standard resolutions for your ratio.
- 4 Enter a target width or height in the Scale section to get the corresponding other dimension.
Preguntas frecuentes
Resize and compress images in the browser using Canvas API — by percentage, exact dimensions, or max dimension — with batch processing and ZIP download.
Recorte, rote y voltee imágenes de forma interactiva en el navegador con relaciones de aspecto predefinidas.
Calculate PPI, total megapixels, and pixel dimensions for any screen or print.
Convierta un valor CSS entre px, rem, em, %, vw, vh, pt, cm, mm e in todo a la vez.