Yapper: New tools to build iPhone apps Summary: At Macworld 2010, Sachmanya co-founder Chintu Parikh demos Yapper, a new do-it-yourself software program that allows developers to create an iPhone app without knowing any programming code. February 11, 2010 -- 16:58 GMT (08:58 PST) Loading... Please wait. Topics: Smartphones, Apps, Hardware, iPhone, Mobility Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.