KeepCart

What it does

Protect your e-commerce checkout from more extensions than any other tool out there. Including Honey, Rakuten, Coupert, RetailMeNot, Karma, and 125 more coupon plug-ins! Block coupon extension at checkout and improve margins, use protected discount links, and avoid marketing attribution headaches.

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  cleanCART2021 · ▲132

  Increase ecommerce profits by blocking coupon extensions

• 
  EcoCart2020 · ▲232

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• 
  Honey2013 · ▲320

  Honey automatically applies the best coupon code at checkout

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  NFT Guard2022 · ▲236

  Protect yourself from fake NFTs and crypto scams

• 
  Popcart2020 · ▲83

  Save money with instant price comparison while you shop.

• 
  Coupon ShieldJan 2026 · github.com · ▲1

  eComms can detect if a shopper is using a coupon extension

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