The TSP calculator is a powerful tool specifically designed for federal employees to project retirement savings. This calculator helps estimate how much you'll have saved by retirement based on various inputs, like your contribution rate and anticipated return. For the best outcome, periodically review and update your information in the calculator, considering any changes in your contributions or financial goals. Regularly using the TSP calculator helps keep your retirement planning accurate and allows you to make informed decisions about your savings strategy. It’s a vital resource for staying on track to reach your retirement aspirations.