The suit comes after District Judge Denise Cote ruled in July that Apple had manipulated prices in cohorts with five publishers.
Meanwhile, Apple is trying to halt the work of Michael Bromwich, a compliance monitor that Cote appointed to oversee the company following her ruling.
Separately, senior Apple executives have met FDA directors to discuss mobile medical applications. An FDA public calendar lists the participants in the meeting. Reports have said that Apple is developing a watch that will focus on health monitoring.