Which AWS service or tool should a company use to forecast AWS spending?

Explanations:

Amazon DevPay is a service that allows developers to charge for their applications, but it is not designed for forecasting AWS spending.

AWS Organizations helps manage multiple AWS accounts, but it does not provide tools specifically for forecasting spending.

AWS Trusted Advisor offers best practices for AWS accounts, such as cost optimization tips, but it does not provide direct forecasting capabilities for spending.

Cost Explorer is specifically designed to help users analyze and forecast their AWS spending by providing detailed reports and predictive analytics on costs.