Safe Rental Housing App is developed for setting up an app capable of disseminating information about rental houses by including the minimum standard for renting house or room for renters near and in Phnom Penh, in order to provide factory workers and the general public with a complete set of tools in accessible and engaging format, and easily downloadable for the general public. The idea of the App is to provide a comprehensive understanding of adequate housing standards for renters, in accordance with the Civil Code Book 5, Cambodian Contract Law and the Rental Rights Guidelines.