Xpous' $9.99 iGenApps offers a code-free approach to building Web apps for both Android and iOS. Aimed at small businesses with simpler app complexity requirements and a limited budget, iGenApps enables businesses to construct Web-based apps right on a mobile device. The app, hosted on Xpous' servers, is distributed via an HTML link in email. Recipients simply click to add the link as a home page icon.
Adobe's free PhoneGap exemplifies the WebKit strategy, letting you code your app once on the server side, then deliver to multiple mobile OS targets quickly and easily. PhoneGap augments the basic shell with plug-ins that emulate various native interface widgets, giving users even more of a native user experience.
Mobile app-dev golden path No. 3: Hybrid app development
Rather than delivering an identical Web-ish interface on all device types, as pure Web apps do, hybrid apps can provide a different user experience for each mobile OS: Android idioms on a Kindle Fire, iOS behavior on an iPad, Metro accoutrements for a Windows phone.