Salesoperator is the top rated multi channel listing software
for ecommerce businesses. Improve your sales productivity by automating order processing for cross-channel selling, including Amazon, eBay, Shopify, Etsy and much more. Best Seller Ratings Increase your best seller rank with the number one multi channel listing tool. Amazon UPC & ASIN Lookup You can now lookup Amazon product UPC and ASIN by using the product data management options.