LogicLens for Chrome

Check the reasoning in what you read.

It highlights loaded language, weak reasoning and rhetorical tactics on the page itself.

How to use the extension
LogicLens extension highlighting a false dilemma and other issues in a news article, with its sidebar open

Highlights the issue and explains it

The words doing the persuading are highlighted where they appear. Hover over one for a short note, or open the sidebar to see what the issue is and why it matters.

LogicLens extension showing its note on a highlighted false dilemma in a news article

Checks facts against sources

When a claim can be checked, you get a verdict, a short explanation and the sources it's based on. If there isn't enough to go on, it says so.

LogicLens extension fact-checking a news article, with sources for each finding

Works on posts and comments

On social media, each post and comment gets a magnifying-glass button. Click it to check just that one.

LogicLens extension checking posts in a social media feed

Checks YouTube videos

On YouTube, it checks what's said and shows each finding as a card on the video, at the moment it comes up.

LogicLens extension showing finding cards on a YouTube video

It doesn't take sides

It looks at how an argument is made. It doesn't say which side is right.

Questions