When evaluating different proposals or Cost from different Service providers, you need to compare apples with apples. It is always very difficult to provide an accurate cost and time estimate without a solid understanding of the project requirements. We would love to first understand your project requirement in much more detail to propose you our approach on the same. We would love to share our thoughts and prepare an indicative costing for your review. Please provide us as much as detail possible to receive a detailed Proposal and functional specification document for your project with accurate cost and time estimate.