{"name":"Density and Volume Calculator","short_name":"CalcMate","description":"Calculate density, mass, or volume instantly. Supports multiple units like kg/m³, g/cm³, and lb/ft³. Accurate physics solver for students and engineers.","start_url":"/en/physics/density","display":"standalone","background_color":"#ffffff","theme_color":"#10b981","icons":[{"src":"/icons/web-app-manifest-192x192.png","sizes":"192x192","type":"image/png","purpose":"any maskable"},{"src":"/icons/web-app-manifest-512x512.png","sizes":"512x512","type":"image/png"}]}