Knockoff

Knockoff monitors marketplaces and social platforms for stolen listings and copycat stores, then prepares evidence and takedown filings.

knockoff.co
Knockoff homepage screenshot

About Knockoff

Knockoff is brand protection software for Shopify stores. It searches daily for stolen product photos, copycat storefronts, new domains and new USPTO trademark filings, using reverse image search across Shopify stores, eBay, Walmart and Temu.

When a copy is found on a covered platform, it prepares an evidence pack with archived page, timestamp and side-by-side comparison, and files the takedown as the store's authorized agent. A match counts only when the store's own photo appears in the seller's gallery, weak cases are not filed, cases involving legitimate resellers are stopped, and sites posing as the store are reported to the registrar and web host.

Key features

  • Daily reverse image search across Shopify, eBay, Walmart, Temu
  • Evidence packs with archived page, timestamp and side-by-side comparison
  • Files takedowns as authorized agent under one Letter of Authorization
  • Reports impersonating sites to registrar and web host
  • Flags new USPTO applications similar to brand marks
  • Re-monitors removed listings for 30 days and refiles if restored
Best for: Shopify store owners who need copied photos and storefronts monitored, documented and filed.
Good for
  • Only confirmed photo matches are filed, weak cases are withheld
  • Provides archived pages, timestamps and side-by-side evidence for each case
  • Watches removed listings for 30 days and files again if they return
Watch out for
  • Detects copies only when store's own photo appears in seller's gallery
  • Filing is limited to covered platforms including Shopify, eBay, Walmart and Temu
  • Requires a connected Shopify store and a signed Letter of Authorization

Knockoff at a glance

Type
Website
Pricing
Not confirmed. Check the site
Platforms
Web
Open source
Not stated
Language
English
Last checked
Oct 5, 2026 · Online when checked
Listed
Oct 5, 2026

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Knockoff FAQ

How does Knockoff decide a listing is a copy?
A match counts only when your own photo appears in the seller's listing gallery, with an archived page, timestamp and side-by-side comparison.
What is required for Knockoff to file on my behalf?
You sign a Letter of Authorization once, which you can revoke at any time, and Knockoff files as your authorized agent.
What happens after a listing is removed?
Removed listings are watched for 30 days and filed again if they come back.
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