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It probably works on Android 5.1 to Android 6.0 as well. Hope it will help anyone who wish to use a more recent webview on old Android devices. If the signature is not correct, the webview provider will not appear in the list available through the device development settings. In order to use the Android WebView component you must insert it into the GUI of your app somewhere. This is most often done by inserting a When you register a JavaScript interface object on a WebView instance, the JavaScript interface object is available to all pages loaded into the WebView. Android WebView Example, android WebView javascript, WebView android studio, android WebView app, Android WebViewClient, loadUrl Still WebView comes with its own set of cons such as it's a much more expensive widget to use, in terms of memory consumption than a TextView.