http://visualstudio.com Team Services is also pretty nice. Free unlimited hosted git repos for 5 users, also includes free build/test/load test/release/CI management, kanban boards, team chat rooms. eclipse/xcode/xyz integration, etc, etc. If you've got a small team, not bad.
Hey, thanks for that pointer! I'm an iOS developer who will start working with a bunch of C# developers, and this is just the thing I needed!
This is why I love reading HN. Thanks for the tip!