The licensed software, which is free money, but don't want to pay subsidies just in case we need some advice or we need help in improving software usually has an expiration time.
Copyrighted software This release is available without charge. But to pay subsidies in case we need some advice. We need help in upgrading the software. Usually have an expiration time
Licensed software. Which is available free, don't waste money. But to pay subsidies in case we need some guidance. Or we need help in enhancing the software, usually have the time expires.