SW Cost Estimation Program 

Implements COCOMO 81 algorithms, with extensions, to generate software project effort, cost, and schedule estimates based on estimated program size and modified by development environment characteristics. Supports multiple projects.
tool management planning developer cost schedule

NH's Function Point Analyzer 

With NH's Function Point Analyzer it is easy to get a quick and clear documentation of function point countings according to IFPUG (International Function Point Users Group) standard 4.2.
software function point cocomo effort estimation function points