UMSAPv is a newly developed three-dimensional unstructured node-based finite volume solver. The solver is validated for analyses of flows over various geometries, from the laminar flow over a sphere to the turbulent flows over a NACA0012 airfoil, an ONERA M6 wing, an RAE A wing-body, and a delta wing-cylindrical body. And the accuracy of the solver is examined by comparing its results with wind tunnel tests and results of others. In addition, It shows the high usability by being analyzing flows over an aircraft with complex geometry such as landing gear and pylon.