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Don't forget there's also Xcode's built-in view debugger. Very useful tool!

Ha! My second hero of the week. Note to self: explore all menu options.

Glad it helped you. And thedjinn is right, Xcode's view debugger is really nice if you haven't tried it. I'd prefer it to the debugging overlay whenever you're running from Xcode.

If you don't know about Reveal app, you must. Indispensable. http://revealapp.com

recursiveDescription is still the most convenient way.

Not the iOS dev here. I heard good things about PonyDebuggr[0] from Square:

[0] : https://github.com/square/PonyDebugger