Apple made a net profit of $US8.8 billion in the three months ending in June, up 21% from a year earlier but lower than forecasts.
Sales were $US35 billion, up from $US28.6 billion in 2011. But sales of iPod digital music players fell 10% while Mac computer sales flatlined, up just 2%.
Apple sold 26 million iPhones, a rise of 28% but slower growth than many analysts had forecast.
By contrast, sales of the iPad rose 84% from the same period last year.
The BBC reports shareholders will be paid a dividend of $2.65 per share on 16 August.