{"name":"FFMI Calculator","short_name":"CalcMate","description":"Calculate your Fat-Free Mass Index (FFMI) and determine your natural muscle potential. Precise height-adjusted calculator for athletes to evaluate lean body mass and genetic limits.","start_url":"/en/health/ffmi","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"}]}