Sometimes your iPhone shows that you are connected to a data network or to a WIFI, but the applications that require internet connection do not work; chat apps seems to be online, but it does not work; Safari is endlessly loading a web page, tweets are not updated, etc.
‘Online?’ is a utility that will help you to know whether or not you are online. ‘Online?’ runs in your iphone different checks in order to verify its connectivity and shows the status of the connection.
If you are connected either to a wireless network or to a data network, but unable to access internet,’ Online?’ shows you the way to solve the problem.