Abstract: Smart-Sheet is a project management software product, developed and sold by Smart consultancies. It is designed to assist a project manager in developing a plan, assigning resources to tasks, tracking progress, managing the budget, and analysing workloads. Smart sheet can be used as a standalone tool for tracking project progress or it can be used for tracking complex project distributed in many geographical areas and managed by a number of project managers. Smart Sheet is designed to assist a project manager in: 1) Developing a plan, 2) Assigning resources to tasks, 3) Tracking progress, 4) Managing budget and 5) Analysing workloads. In this study an effort is made to estimate the changes in overall cost and time required to execute the phase 1 work of Nagpur metro rail project when done by conventional execution approach and when done by project management software tool of smart sheet Keywords: Project management, Smart sheet, Conventional construction execution, Cost optimization, Time optimization, Resource optimization.