The iBUILD mobile application is a citizen-to-citizen (C2C) housing market disruption tool that empowers people to build, reversing their housing plight through small-scale construction based on each individual's unique needs. iBUILD empowers a citizen-focused, virtual marketplace where consumers directly engage with: architects, lenders, artisans, material suppliers, and certified contractors. iBUILD equips small scale construction markets in developing nations to scale up and to meet their exponentially growing housing demand. The iBUILD mobile and web application is designed to lower the transaction costs of construction by providing citizens direct access to a dynamic ecosystem of competitive housing construction services and by creating transparency of transactions across all stakeholders throughout the entirety of a project. Citizen- initiated housing construction to meet unique individual needs, leveraging a local ecosystems of contractors and laborers, lenders and suppliers in a competitive marketplace, is the most cost-effective and expedient solution to stimulate construction at scale in order to address the acute affordable housing shortage.