Integrate yahoo, Google and openid through android and iPhone application?

Question

I am designing an app for iPhone and android in which I have to integrate facebook, twitter, yahoo, gmail, openId. I had integrated facebook and twitter, but how to go for yahoo

Answer 1

To integrate gmail may this url's help you
Google's documentation
Introduction about integrating gmail with iphone
Examples to integrate with iphone
Api's for integrating blogger,google analytics etc
For yahoo you can use this