DineEquity, Inc. (NYSE: DIN), formerly known as IHOP Corporation, is an American company that both franchises and operates IHOP (International House Of Pancakes) and Applebee's restaurants. The company is headquartered in Glendale, California, and was founded in 1976 as IHOP (International House Of Pancakes) until after it acquired Applebee's when it changed its corporate identity. International, Inc announced on July 16, 2007 that it intended to acquire the bar-and-grill chain Applebee's International, Inc. in an all-cash transaction that was valued at approximately US$2.1 billion. Under the deal, IHOP paid would pay $25.50 per share for Applebee's. IHOP stated it would franchise most of Applebee's 500 company-owned stores. Applebee's has 1,943 restaurants overall worldwide, including those operated by franchisees.

Julia Stewart, who originally worked as a waitress at IHOP and worked her way up through the restaurant industry, became Chief Executive Officer of IHOP Corporation. She had previously been President of Applebee’s, but left after being overlooked for that company's CEO position. She became CEO of IHOP in 2001, and returned to manage her old company due to the acquisition.