20 best iPhone and iPad apps this week

Kung Fu Robot, City Guides by National Geographic, Tetris Blitz, Mailbox for iPad, Symmetry School, Fry, Blip Blup, Disney Junior Appisodes and more. By Stuart Dredge

Film-makers need to trust the audience

Scarecrow and The King of Marvin Gardens – quirky, unstylised films made in the 60s and 70s that refused to smooth their rough edges. This bravery, Adam Mars-Jones argues, is what film-makers are missing today

Cannes film festival diary: day 10

Xan Brooks: As a memorable if wet festival draws to a close, and Blue is the Warmest Colour emerges as a tentative Palme d'Or frontrunner, The Immigrant seems to capture the prevailing mood of fatigue