This article explains how low-fidelity prototypes allow startup founders to test core concepts and user flows quickly and affordably before committing to expensive high-fidelity design or code.
A landing page is a standalone web page designed for a specific marketing campaign with one clear call to action, distinct from a general company homepage.
A Proof of Concept validates technical feasibility before full development. It differs from an MVP by focusing on whether an idea can work rather than if the market wants it.