iPhone application for vtiger CRM (version 0.8) can be reached on AppStore at:
http://itunes.apple.com/in/app/vtiger-crm-mobile/id381259792?mt=8
We have requested for the renewal of AppStore Contract, it might take a weeks time.
Sorry for the inconvenience, if you are not able to download the same.
Will keep you posted on the status soon.
Update: The contact renewal is completed.
Regards,
vtiger Team