A video demonstration of the Google Mobile App on the online giant's website shows an American engineer successfully asking for pictures of the Golden Gate as well as cinema timetables and temperature conversions.

The website also includes a link to a video showing people with Irish, British and Chinese accents asking for relatively complicated searches, with apparent success.

But British iPhone owners had less luck when speaking the word "iPhone" into the application - a Scottish user was offered a porn website after it mistook his search for "sex," the Telegraph reported.

A user from Surrey, south of London, had his request mistaken for "Myspace" and "Einstein" was another option offered for "iPhone" spoken with a Kent accent, it said.

The only British accent which correctly understood the request was for a user from Yorkshire, northern England, although he was also offered "bonfire."

A Welsh accent gave the suggestions "gorillas" and "kitchen sink."

"I've got a tra