Angry Birds

Angry Birds maker Rovio plans IPO

Meet HoloFlex, world's first flexible smartphone with holographic 3D display

Angry Birds maker to slash jobs

'Angry Birds' first trailer features anger management class

Angry Birds maker Rovio plans deep job cuts, profits seen falling

Angry Birds 2 is finally out for Android and iOS

Angry Birds maker bets on animated movie as profit drops

Angry Birds maker bets on animated movie as profits drop

Angry Birds maker Rovio says profit fell 73% in 2014

Angry Birds maker Rovio to cut 110 jobs

Angry Birds maker Rovio names new CEO

Smartphone break can make you happy, productive