Migrate WP Ecommerce to WooCommerce: http://litextension.com/woocommerce-migration-tool/wpecommerce-to-woocommerce.html

WP Ecommerce to WooCommerce Migration Tool by LitExtension gives users unlimited migration including products, categories, orders, customers, reviews with clearing store, moving sef URLs, migrating images in product description. Migrate data from WP Ecommerce to WooCommerce is cheap, safe and easy..