ThoughtLint

Logical Fallacy Checker for Essays

Find logical errors in essays and written arguments.

Common Fallacies

Attacking the person instead of the argument

Misrepresenting someone's argument to make it easier to attack

Presenting only two options when more exist

Using authority as evidence instead of reasoning

Using emotions instead of logic to persuade

Drawing broad conclusions from limited evidence

Assuming what you're trying to prove

Arguing that a small first step will inevitably lead to an extreme outcome

Errors in the logical form of the argument

Errors in the content or context of the argument

Arguments that are logically irrelevant

Arguments where the premises don't sufficiently support the conclusion

Fallacies make your argument less persuasive

Fallacies are errors in reasoning

Fallacies can mislead you and others

Fallacies fail to provide genuine support for your conclusion

What's a logical fallacy?

An error in reasoning that makes an argument invalid or unconvincing.

How do I avoid fallacies?

Use clear definitions, provide sufficient evidence, consider alternative viewpoints, and be aware of common fallacy patterns.