Usar o APKPure APP
Obter o APK da versão antiga de Screencalc screen calculator para Android
Calcula parâmetros de tela: largura, altura, diagonal, densidade de pixels etc
Calculates display screen parameters: given any of width, height, diagonal, pixel density, total pixels, aspect ratio or optimum viewing distance, it will try to determine the rest. Useful for computer/smartphone/tablet screens as well as digital TVs.