Your application probably has adopted beautiful multi-tier architecture to separate presentation layer, business logic layer, and data layer. But in some complex business environment, there are too many and too complex calculations at business layer itself. Its worth to think separate these calculations from hardcoded source code. EasyFormula can help to make your business calculation more organized and easy to maintain, and you can also change your calculation logic right the way without having to rebuild the system again.
EasyFormula also make a lot of easy for your developer to communicate with business analyst, as the business analyst can read the formula in plain text format by themselves, they don't have to go through source code to figure out you calculation logic.