ExtensionsCSFloat Market Checker

CSFloat Market Checker

5.0(1 review)

CSFloat Market Checker is a Chrome extension from CSFloat that overlays float value, pattern/paint seed, and other technical details directly onto Steam Market listings and inventory pages for CS:GO and CS2 items. It saves the step of manually looking items up on a separate float-checking site — the data shows up inline as you browse. The extension has around 560 ratings on the Chrome Web Store averaging 3.9/5; some users report occasional price-loading failures, particularly when using a VPN.

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Community feedback for CSFloat Market Checker.

5.01 review
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BHORC
8/27/2026

How to Get Started on CSFloat Market Checker

1
Install the extension

Add CSFloat Market Checker to Chrome from the official Chrome Web Store.

2
Grant access to Steam

Approve the requested permissions so the extension can inject data into Steam Market and inventory pages.

3
View float and pattern data

Open a Steam Market listing or your inventory — float, seed, and other details appear automatically next to the item.

Security and Safety on CSFloat Market Checker

The extension requests access to Steam Community/Market pages to inject float data into the page UI; install it only from the official Chrome Web Store and confirm the publisher is listed as CSFloat Inc.

Best Practices for Safe Trading

  • Install the extension only from the official Chrome Web Store link.
  • Verify the publisher is listed as CSFloat Inc., not a lookalike clone.
  • If prices stop loading, try disabling your VPN — a common cause of Failed to fetch errors.