All vCards that are generated from vCrd.co are 100% compatible with all iOS devices (iPhone, iPad, iPod) unlike some of the other vCard hosting providers.
.vcf on (iPhone, iPad or iPod) iOS6 and Older
vCards by default work on iOS6 and older, although sometimes it's not pretty (as you may have noticed with other vCard providers).
Here is a screenshot of our Demo vCard on one of our iPhones.
vCards on (iPhone, iPad or iPod) iOS7 and Newer
Our vCards by default work on iOS7 and newer. Take a look at the screenshot below to see how it will look: