Build simple Iphone app

See attached file for full description - build iphone app to track the sub tasks within a larger task. For example we click a button to start each phase of a task (and add additional information) and the data and time the button was clicked is recorded and can be exported by email. This can then be used to complete a gannt chart of task progress. See the powerpoint attached for a detailed [login to view URL] used in this powerpoint are to be used however lots of freedom to make it look good as long as the functionality is as specified! This is a standalone app however if it works well there are two further similar projects to add or create separate apps.