Problem with registration in ios:

Today i buy this program in AppStore, but I can't login, what the server I need write? Look:

Now I can't work, please answer for my email:

You need an own server running an ownCloud installation or an account at a hoster providing you access to ownCloud. The app won't work without any of these.

If you want to try it, you can use the demo instance:

User/Pw: demo

please note this is a public server, it is reset regularly, it's just to get a look and feel of owncloud.