Before you launch a new venture, you should take the time to estimate the total capital that will be needed. Startup costs are divided into two main categories: one-time startup costs and recurring monthly expenses. Depending on when you expect to receive payments for your goods and services, it may be wise to begin with several months of working capital. Use this calculator to help discover and estimate your total business startup costs. Be sure to only include those items that are essential to start the business.