CALC BUILDER allows you to create dynamic calculators. Automatic calculator creation from excel.
(Also FREE DOWNLOAD with TrialPay.)
Define your own input user form (types, size, order,validations).
Build results through PHP code or uploading your excel.
Export result table to PDF.
Simple and easy configuration. Library of working examples included.
Extended version includes excel mapping and options to link Calculated results with Virtuemart or Hikashop checkout.