Metadata - device type, screen size (resolution)

[Kal_Lam]

@zvig, linking your post here as a reference for this suggestion you have described:

(How) Can I get device metadata (device, screen resolution, browser, OS) using webform?

Hi, I have a web form, which collects GPS data (geopoints, geotraces). From past experience, the map does not work with mobile devices, only tablets and computers - devices with a large screen. This I want to use as a survey tool, so I’m not going to ask my respondents to install ODK-Collect or Kobotoolbox apps. I want to know which device the data was entered with - ideally, screen resolution but also OS, Browser. All these can help me a) identify mobile users and b) identify the platforms th…