下载 APKPure App
可在安卓获取Screencalc screen calculator的历史版本
计算显示屏幕参数：宽度，高度，对角线，像素密度等
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.