Houndr
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Houndr lets you share your purchases and stores with your friends and see their recommendations, but also search products anywhere in the world and add them to wishlists. The Retail sector, on the other hand, can take advantage of uniquely elaborated data analysis and marketing tools, for competitive monthly price plans.

Houndr makes the shopping experience better, giving users 4 tools:

Find the exact location anywhere in the world where to get a certain product
Share the shopping experience both on Houndr and other Social Media
Get recommendations, ratings, reviews and media about products & stores from people they trust, helping them in their pre-purchase decisions
Create and manage wishlists with any product/store in the world

Houndr was soft-launched in May 2011 and is now in its beta phase. A Mobile apps is in the works.