World's #1 browser add-on for people who want more information about news sites. Find out what's real and what's not across the Web.

Check This by MetaCert - Verify News Sources
Check This by MetaCert is a fast and reliable Firefox add-on that provides more information about news sources, helping users make better informed choices about the type of news they consume. It highlights Fake, Satire, Far-left, Far-right, and Alt-right news and is powered by MetaCert, the #1 company in URL Classification.
Add-on stats
Manifest V2
Firefox on Android: Yes
Permissions:
- tabs
- unlimitedStorage
- webRequest
- webNavigation
- <all_urls>
Size: 413.92K
Email: in*****@metacert.com
URLs: Website ,Privacy policy
Full description: See detailed description
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
User reviews
by Firefox user 15088096, 2019-06-25
Hi,
I kinda like this add-on but I really dislike the new tab you force open advertising your service. I'd feel a lot better about keeping it installed if you removed or gave me a way to opt out of that new tab.
by Firefox user 13212910, 2017-09-25
Add-on safety
Risk impact
Check This by MetaCert 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.
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Risk likelihood
Check This by MetaCert has earned a fairly good reputation and likely can be trusted.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
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