Embodiments of computer-implemented systems and methods are described for listing on a marketplace an item, or batch-listing a plurality of items, previously stored on a mobile device. One example embodiment comprises receiving a request from the mobile device for a price estimate for the prospective sale of an item or a plurality of items and subsequently receiving a request to list the item or a plurality of items. The listing process may include receiving images of one or more items, receiving data associated with the one or more items, and using the data, listing the one or more items on the marketplace.