CSFloat Market Checker icon

CSFloat Market Checker

by CSFloat Inc. · csfloat.com · Tools
FeaturedEstablished publisherManifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Shows the float value, paint seed, and more of Counter-Strike (CS:GO & CS2) items on the Steam Market or Inventories

Users
1M
0 in 30 days
Rating
3.9 / 5
+0.10 in 30 days
Ratings
585
+9 in 30 days
Store rank
#335
#313 among extensions
Version
5.18.0
updated 1 Oct 2026

Users

monthly, 3 years
100K550K1MAug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 1,000,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
90338585Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 585 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About CSFloat Market Checker

CSFloat Market Checker instantly retrieves float values, 3D models, and screenshots for Steam market and inventory items directly within your browser, while also providing seamless integration with the CSFloat Market for secure trade verification. GitHub: https://github.com/csfloat/extension Note: All queried items are automatically registered and ranked on FloatDB (csfloat.com). Key Features: * Comprehensive Item Data: Instantly retrieve the float value, paint seed, and FloatDB rank of any market or inventory item. * CSFloat Market Integration: Securely and effortlessly validate trades directly on the CSFloat Market. * In-Browser Visuals: Generate 3D models and high-quality screenshots of items without leaving the page. * Custom Highlights & Filters: Define custom parameters to automatically highlight items with specific float values or desired paint seeds. * Automated Fetching: Rapidly and automatically load float data for all items upon page load. * Reversal DB: View the last time a user has reversed a trade on Steam (powered by reverse.watch) Compatibility: Designed with stability in mind, this extension strictly adheres to standard browser security practices. Because it does not modify HTTP headers to bypass steamcommunity.com Content Security Policies (CSP), it offers superior compatibility with other extensions. Please report issues using our GitHub issue tracker (https://github.com/csfloat/extension/issues).

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%0+0.10
30 days0+0.0%+9+0.10
6 months0+0.0%+54+0.10
1 year0+0.0%+139+0.08

Chrome Web Store search rankings

Where CSFloat Market Checker appears when people search the store, with the 30 day change
Search phrasePosition30 days
item#26+13
value#42+1
checker#57+16
steam#83+3
marketing#91new

Version history

57 versions recorded
5.18.01 Oct 2026
5.17.013 Aug 2026
5.16.013 Jul 2026
5.15.17 May 2026
5.15.016 Apr 2026
5.14.023 Mar 2026
5.13.016 Mar 2026
5.12.010 Mar 2026

Details

Category
Tools
First seen
23 Jun 2020
Size
6.8 MB
Languages
en
Pricing
Free
Privacy policy
csfloat.com
Support
csfloat.com
Extension ID
jjicbefpemnphinccgikpdaagjebbnhg

Permissions and risk

Minimal riskimpact 2, likelihood 0
Permissions
storagescriptingalarmsdeclarativeNetRequestWithHostAccessoffscreen
Site access
*://*.steamcommunity.com/market/listings/730/**://*.steamcommunity.com/id/*/inventory**://*.steamcommunity.com/id/*/tradehistory**://*.steamcommunity.com/profiles/*/inventory*

Alternatives to CSFloat Market Checker

Extensions that rank for the same store searches or share the Tools category, ordered by users