Google's mobile homepage, available at
http://www.google.com/m, lets you add some of the gadgets from iGoogle: feeds, weather, stocks, Gmail and few other gadgets. While the homepage can be edited from your mobile phone, the interface is pretty difficult to use and it requires a lot of clicks. Now you can customize the mobile homepage from
iGoogle's settings: rearrange the gadgets, delete the ones you don't use or add other mobile-compatible gadgets from your iGoogle page.
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A better mobile version of iGoogle, optimized for iPhone, can be found at
http://www.google.com/ig/i. This version includes all the gadgets from your iGoogle page and preserves many features from the desktop iGoogle.