ganak.appDesign Calculators
3 calculators · Updated Mar 2026
Calculate aspect ratios, resize images proportionally, and find the perfect dimensions for social media, screens, photography, and print. Includes 40+ presets for every major platform.
All Design Calculators
DPI Converter
Free DPI converter. Convert pixels to print size at any DPI (72, 200, 300, 600). Calculate required pixels for print jobs and convert mouse DPI sensitivity.
PX to REM Converter
Free PX to REM converter. Convert pixels to rem (and back) with any base font size. Get values in em, percent, and points. Bulk-convert CSS too.
Why Use Design Calculators?
Getting image dimensions wrong means cropped logos, stretched photos, and unprofessional layouts. These calculators take the guesswork out of sizing — find the exact ratio, scale to any dimension while keeping proportions perfect, or grab the recommended size for any social media platform in one click.