Voice-controlled virtual assistant developed by Estimated to be the most valuable brand in the world, Apple ... More. can control many features of Apple devices without the user having to touch the screen. In Norwegian, Siri means “beautiful woman who leads you to victory.” The original developer of Siri, Dag Kittalaus, was going to name his daughter Siri until his wife had a son, so he used it for his company instead. Siri, Inc. was sold to Apple for $200 million in 2009. The rest is history.