Apple on Tuesday reported a $28.57 billion in revenue and a third quarter profit of $7.31 billion.

[ad#Google Adsense 300×250 in story]These results compare to $15.70 billion in revenue and $3.25 billion in profit in the same quarter last year.

Apple sold 20.34 million iPhones in the quarter, representing 142 percent unit growth over the year-ago quarter. It also sold 9.25 million iPads during the quarter, a 183 percent unit increase over the year-ago quarter.

Apple said it sold 3.95 million Macs during the quarter, a 14 percent unit increase over the year-ago quarter. The 7.54 million iPods sold represent a 20 percent unit decline from the year-ago quarter.

“We’re thrilled to deliver our best quarter ever, with revenue up 82 percent and profits up 125 percent,” said Steve Jobs, Apple’s CEO. “Right now, we’re very focused and excited about bringing iOS 5 and iCloud to our users this fall.”

Looking ahead to the fourth quarter, Apple CFO Peter Oppenheimer said Apple expects to report revenue of about $25 billion.

Apple’s stock, which closed before the results, closed at $376.85, up $3.05 or 0.82 percent.