Check out the list of Websites to Submit your Startup Website or App URL for Beta Users http://freelancer.usercv.com/blog/30/websites-to-submit-your-startup-we

Check out the list of Websites to Submit your Startup Website or App URL for Beta Users http://freelancer.usercv.com/blog/30/websites-to-submit-your-startup-website-or-app-url-for-beta-users http://freelancer.usercv.com/blog/30/websites-to-submit-your... It has extensive list where you can post and ask for reviews or feedback for your product.