Manningham, scheduled to become a free agent next month, told the Youngstown (Ohio) Vindicator Friday that he's "75 percent" certain that he won't be back. Manningham, who was being honored in a ceremony in nearby Warren, Ohio, went to Warren Harding High School before playing college football at the University of Michigan.
2012's notable free agents
"How many times have you seen a repeat?" he told the newspaper.
"He is, but there are a lot of good quarterbacks in this league," Manningham said. "I just want the ball more, that's all."
Manningham's clutch catch late in the game was key to the Giants' victory in Super Bowl XLVI. However, with just 39 catches for 523 yards and four scores during the regular season, he was a distant third in production behind Victor Cruz (82 catches for 1,536 yards and nine touchdowns) and Hakeem Nicks (76 catches for 1,192 yards and seven touchdowns).