The Stripe Payment PHP Sample Code by Ross Boucher demonstrates how to receive payments from a credit card in a mobile location. Code shows how to include card number, CVC number, expiration month, and expiration year. See examples to authenticate and to charge $10 with Stripe.
From billion dollar companies to the neighborhood coffee shops, merchants of all sizes are seeking new ways to offer secure and affordable mobile payments systems that expand their ability to conduct business. The PayPal API got its start this way, first with online auctions, then with thousands of websites and individuals. It's now one of over 150 payment APIs, many of which exist outside of traditional finance.
Food-sharing mobile photo app Foodspotting had an API since day one. Of course, every mobile app has an API, at least if it needs to store or retrieve non-trivial data. Most of those interfaces stay hidden away, private APIs with only that single, internal audience. Foodspotting, on the other hand, signed Zagat as an early partner and now also has OpenTable, among others, using its Foodspotting API. The company is not exactly making it widely available for any developer, though the documentation is public, planting it in a vast grey area that's becoming increasingly common.
You know all those mobile applications you use? There's important data behind where and when you use it. With Titanium+Geo, that data becomes accessible. The new platform for location analytics is a partnership from Appcelerator and FortiusOne, providers of the GeoIQ API that collects and displays the data.