Product variations and pricing

I need a selection of Extension, which does the following: we have a major product with a price, as it can add options such as the price to be added to the price of the commodity. I came across two, does anyone know who will be doing the exact work:
1:) https://www.woothemes.com/products/composite-products/

2:) https://www.woothemes.com/products/product-bundles/