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10% Off Sitewide
Get 10% Off Sitewide
20% off first order
20% off big cakes
Offers last updated Sunday, 11 October 2026
Sponge currently has 3 current offers listed. Availability and terms can change, so check the offer details before checkout.
One current featured Sponge offer is "20% Off". Availability and terms can change, so review the offer details before checkout.
When a code is listed, copy it from this page, add your items to your Sponge cart, and paste the code in the discount code field at checkout. Check the offer terms to confirm the discount applies.
The offer and store data on this page was last updated Sunday, 11 October 2026. Offer terms can change after that date, so check the details before shopping.
Sponge is a United Kingdom digital agency offering end-to-end digital services including web design and development, ecommerce builds, and digital marketing to help businesses grow online.
