Uni CPO is a plugin being distributed by Codecanyon. Uni CPO WooCommerce Options and Price Calculation Formulas allows youto add any custom options to your WooCommerce products as well as enables custom price calculation based on any maths formula.
Uni CPO – WooCommerce Options and Price Calculation Formulas Features :
Seamless integration with WooCommerce
And many more. Check official website for more info