If you are coming across these terms for the very first time in your life, then its high time you sit back and continue reading, if you are a complete geek at your work!
Estimation Software is that which will help a software engineer to accurately estimate the time and/or cost taken for a project to come in to its successful conclusion.
It is said that there should be always be a sampling done for the current setup and current data at very frequent intervals so that there won't be any loosening of data or system nor services. You should try performing software estimation for it will reap its benefits and your customer's appreciation indeed.
What about the manufacturing costs and raw material costs at the business perspective? These can be done in the process of should cost modeling which will help your business to achieve a reasonable profit margin!