What are some alternatives?
When comparing PromoCodeLand and Discount Reactor, you can also consider the following products
RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
Dealspotr - Dealspotr is like Wikipedia for deals.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
CouponSwift.com - Coupon codes and deals for Domain Names, Web Hosting, VPN, WordPress Themes and software.
CouponNDeal - I regularly checking this out now.
Groupon - Each day Groupon offers a deal through local vendors in your city.