OptCalc - Version 2.0 With OptCalc® you find a quick and easy way to optimize a technical system: a process, an apparatus or an instrument. OptCalc® makes you more productive by providing an efficient tool for a multitude of optimization and multiobjective optimization problems. OptCalc® is based on a solid foundation of scientifically and technically well-established optimization methods. The practical approach in this software is however a new one, which takes full advantage of your own skill and know-how.