It looks like this is a re-invention of agvtool(1)---which ships with Xcode, will synchronise updates across all versioned targets in a project, and has options

It looks like this is a re-invention of agvtool(1)---which ships with Xcode, will synchronise updates across all versioned targets in a project, and has options for differentiating marketing vs. development numbers and generating source files. https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man1/agvtool.1.html https://developer.apple.com/library/mac/documentation/Darwin... https://developer.apple.com/library/ios/qa/qa1827/_index.html https://developer.apple.com/library/ios/qa/qa1827/_index.htm...