Dynamic arrangement of content presented while a client device is in a locked state

A computer program product comprising a computer-readable storage medium having instructions encoded thereon that, when executed by a processor, cause the processor to:

• store a plurality of page templates in a client device, each page template including one or more slots, each slot configured to present a content item provided by an application executing on the client device and specifying a position of the slot relative to other slots;
• determine the client device is in a locked state;
• retrieve content provided by one or more applications executing on the client device responsive to determining the client device is in the locked state;
• determine one or more characteristics of the client device;
• select one or more candidate page templates from the plurality of page templates based at least in part on the characteristics of the client device;
• select a page template from the one or more candidate page templates based at least in part on one or more of the characteristics of the client device and information describing prior user interaction with each of the one or more applications;
• associate content from one or more applications executing on the client device with each slot in the selected page template;
• and
• present the content from the one or more applications executing on the client device in positions relative to each other based on the selected page template while the client device is in the locked state.