In string theory, one of the many vibrational states of the string corresponds to the graviton, a quantum mechanical particle that carries gravitational force. Thus string theory is a theory of quantum gravity.
Their average web application development cost is around $500K and their staff or contractors' salary is in the six figure plus range. Their proposals are usually based on a lot of fluff with the development rate ranging from $400 - $800 per hour. These types of companies focus on custom development.
That being said, our average projects run between 80 and 400 web development hours and generally cost anywhere from 10 to 50 thousand dollars. Note that this price range is just for estimation purposes and you will need to contact us to get an accurate quote.