Key Master

Key Master is an on page key price checker for the Steam store supporting G2Play, G2A and Kinguin

Key Master: On-Page Game Key Price Checker for Steam Store

"Key Master" is a Chrome extension designed to help Steam users compare game key prices across multiple platforms including G2A, G2Play, and Kinguin without leaving the Steam store page. It uses an API that provides real-time prices due to their frequent fluctuations. The extension features easy-to-spot yellow buttons for seamless transitions between the stores. It also survives on affiliate links with no effect on user experience.
Install from Chrome Web Store

Extension stats

Manifest V2
Users: 547
16
Rating: 4.46
(24)
Version: 1.1.5 (Last updated: 2018-04-14)
Creation date: 2018-04-14
Permissions:
  • tabs
  • https://*/*
  • http://*/*
  • https://g2api.downstairs.be/*
  • webRequest
  • webRequestBlocking
Size: 2.57M
URLs: Website
Full description: See detailed description

Other platforms

Not available on Android
Not available on Firefox
Not available on Edge

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Chrome Web Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Works as advertised
  • Saves time and effort in price comparison
  • Useful for finding best prices for games
  • Easy to use
  • Handy for G2P shopping directly on Steam
Cons
  • Doesn't work anymore according to multiple users
  • Has access to every page visited
  • Users prefer more specific site access
Most mentioned
  • Doesn't work anymore
  • Works like a charm
  • Need for additional sites like CDKeys
  • Saves hours of time
User reviews
Doesn't work anymore + has access to every page you visit.
by Sergio Bayarri Gausi, 2019-09-09

doesnt work anymore.
by TopRed, 2019-05-11

Why does this extension has access to every site i visit? Please make it like other extensions that has access only for specific sites (like steam site ETC)
by Jack Green, 2018-11-29
View all user reviews

Extension safety

Risk impact

Key Master requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
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  • Low ******* ****** ** *** ********* ******** *************
Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of Key Master. Use it at your own risk.

Risk likelihood analysis details
  • High This extension publisher URL may be invalid
  • High **** ********* ******* *** *** ** *******
  • High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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Promo images

Key Master marquee promo image
Marquee promo image
Key Master small promo image
Small promo image

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