Do you have any specific issue or point in linking us to this app? Was it recently updated? Do you like it or hate it? We're really going to need more description to help you out here...
Incidentally, anyone on a contract or plan with Orange, EE or T-Mobile can now use this app to login and get their minutes and data usage as well as other things. If you're not on GDR2 or the Amber update yet, you can use this app to monitor your data usage.