Yes, you can use your app as a mobile website.
You need to just copy the below mentioned code and paste it to your regular website in between head tag (<HEAD> </HEAD>).
Note : You can find your app’s HTML5 URL from My Apps>>App as a Website>>Mobile site URL section. Copy your mobile site url and replace it with ‘https://snappy.appypie.com/html5/your_apps_html5_url' in the above mention code.
Once successfully implemented, users can access your regular website on their mobile device, which now acts as your mobile website.