Los Altos, Calif. – Catalog Spree, which promotes itself as a “digital mall” providing online access to retail catalogs, has added several brands to its mobile shopping app. Retailers — including Forever 21, JC Penney, Kohl's, Target, Toms Shoes, Torrid and Urban Outfitters — now have Catalog Spree “lookbooks” that provide online browsing of catalog-style product selections. Catalog Spree also has added a price watch feature that sends users automatic notifications when prices on desired goods drop to a certain point.