ARPAY - Buy gift cards at ar-pay.com, which allow you to access your favorite internet services: online games, e-wallets and console games, online shopping cards and many more!

RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.

G2A - Enjoy the vast offer of Steam, Origin, Uplay, Battle.net, GOG, PSN and XBOX CD-Keys at the most attractive prices on the market. Don’t overpay – buy cheap on G2A.COM!

Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.

Kinguin - Marketplace to buy/sell game keys for a myriad of platforms including: Battle.

Dealspotr - Dealspotr is like Wikipedia for deals.