Taiwan has officially become the "aging society", so caring for the elderly is an important direction for the social welfare policy of Taiwan Government. "Silver Hair Assistant" is an App that combines intelligent voice output - text-to-speech technology, with GPS positioning. It also integrates with big data to develop the integrated reading aid function using action technology. The purposes of developing "Silver Hair Assistant" are to enable the elderly to live independently by action technology, to make their lives content, and to develop their self-confidence. In addition to help the silver-haired people to live independently and get leisure benefit in active aging, the "Silver Hair Assistant" intend to save the costs of the government's long-term care resources.