CustomTabs allows to open video calls over native apps without compatibility issues of WebView.
To open a custom tabs is ready easy, add this lines:
CustomTabsIntent.Builder builder = new CustomTabsIntent.Builder();
CustomTabsIntent customTabsIntent = builder.build();
customTabsIntent.launchUrl(this, Uri.parse("https://website.com"));The example website is this codesandbox: https://codesandbox.io/s/customtabs-xfkumz
To close programatically the CustomTabs we recommend you to execute on the website window.close(), that is the best way to do it.
Please follow this link to more information: https://developer.android.com/reference/androidx/browser/customtabs/package-summary