Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

in facts

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "in facts" is not correct in standard written English.
The correct expression is "in fact," which is used to emphasize the truth of a statement or to clarify a point. Example: "In fact, studies show that regular exercise can improve mental health."

⚠ May contain grammatical issues

News & Media

Science

Formal & Business

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

"You deal in facts.

"We deal in facts.

It beats believing in facts.

"But I deal in facts.

Andrew dealt solely in facts.

News & Media

The New York Times

You can't just drown it in facts.

If you want to deal in facts.

I'm going to invest in facts.

People aren't interested in facts, but in ejaculations.

News & Media

The New Yorker

His core belief is a belief in facts.

News & Media

The New York Times

I'm sure she hasn't, but he's not interested in facts.

Show more...

Expert writing Tips

Best practice

Use the correct phrase "in fact" to introduce or emphasize a statement that is true or factual. For example: "The company's profits increased. In fact, they doubled in the last quarter."

Common error

Avoid using the phrase "in facts". The correct and widely accepted expression is "in fact". Using "in facts" can make your writing sound ungrammatical and unprofessional.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

2.1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "in facts" is typically intended to function as an adverbial phrase, aiming to emphasize the factual basis of a statement. However, Ludwig AI indicates that this phrase is grammatically incorrect.

Expression frequency: Rare

Frequent in

Science

25%

News & Media

50%

Formal & Business

25%

Less common in

Encyclopedias

0%

Reference

0%

Social Media

0%

Ludwig's WRAP-UP

The phrase "in facts" is generally considered grammatically incorrect in standard English. Ludwig confirms this assessment. The correct and widely accepted phrase is "in fact", which is used to introduce or emphasize a statement as being true and factual. Although some instances of "in facts" appear in various contexts, primarily in news, scientific, and formal business settings, it is crucial to use "in fact" to maintain grammatical correctness and credibility in writing. Alternatives like "actually", "as a matter of fact", and "indeed" can also be used to achieve a similar effect.

FAQs

What's the correct way to use "in fact"?

Use "in fact" to introduce or emphasize a statement, indicating it's true or factual. For example: "She studied diligently; "in fact", she aced all her exams."

What are some alternatives to "in fact"?

Alternatives include "actually", "as a matter of fact", or "indeed". Each can be used to add emphasis or provide additional information.

Is "in facts" ever grammatically correct?

No, "in facts" is not grammatically correct in standard English. The correct form is always "in fact".

How does "in fact" differ from "in theory"?

"In fact" presents a real-world situation, while "in theory" describes a hypothetical or ideal scenario. They are often used to contrast abstract ideas with concrete realities.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

84%

Authority and reliability

2.1/5

Expert rating

Real-world application tested

Most frequent sentences: