Take the coupons with you
Add Automaticcoupons and we'll automatically apply coupons on 30,000+ sites with one click.

Apply all Cost Buys coupons in one click

The Automaticcoupons extension applies coupons at checkout and adds the best one to your cart.

Active Cost Buys Coupons & Promo codes

15%
Off

15% OFF $50+ Order

Save 15% OFF $50+ Order by using this code at check out!
70%
Off

50-70% OFF Sitewide

Shop at Cost Buys and enjoy 50-70% OFF Sitewide. Hurry up!
Free
Shipping

FREE Shipping Worldwide On All Orders

Shop now and enjoy FREE shipping worldwide on all orders. No code required.
5%
Off

5% OFF All Lighting Products

Apply this code to get 5% OFF All Lighting Products. Buy now!
TOP