PushBullet can connect all devices to share files and receive notifications. It works officially with iOS and Android, and independently for Ubuntu, Blackberry, and Windows Phone. The PushBullet PHP library by Ivaylo Stoyanov allows to manage contacts, create/delete channels, and manage channel subscriptions. Available links to the official API, blogs, and apps.
If your website isn't already mobile friendly, it should be. Google today released the Mobile Friendly Test API, a tool that lets developers automatically and quickly see if their webpages are mobile friendly. Think of it as a useful instrument for what should be a mandatory business practice.
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.
Google today said it is putting the Google Places API for iOS 2.0 and the Google Maps SDK for iOS 2.0 into separate CocoaPods. The idea here is to reduce the app size for developers who need Places data, but not Maps data. Google says the change heralds big savings in app binaries.