Is This BS by Professor Dave Explains

Think before you believe

Paste any claim and let AI break it down. Spot logical fallacies, evaluate evidence, and sharpen your critical thinking with daily challenges from Professor Dave.
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How it works

Paste a claim

Type or paste any claim you've seen online, heard from a friend, or read in the news. One free analysis per day, unlimited with Premium.

AI breaks it down

Get a verdict, confidence score, identified logical fallacies, and a plain-English explanation of why the claim holds up, or doesn't.

Level up daily

Take the Daily Challenge from Professor Dave, earn XP, build your streak, and become a sharper thinker one claim at a time.

Spot the fallacies

Ad HominemStraw ManAppeal to AuthorityFalse DichotomyCherry PickingSlippery SlopeRed Herring
Premium unlocks the full fallacy library with examples, explanations, and real-world case studies.
Is This BS - AI Claim Analysis by Professor Dave Explains