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
CEO of Professional Science Editing for Scientists @ prosciediting.com
we will let you know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "we will let you know" is correct and usable in written English.
It can be used when you want to inform someone that you will provide them with information or updates at a later time. Example: "Thank you for your application; we will let you know about the interview schedule soon."
✓ Grammatically correct
News & Media
Academia
Alternative expressions(20)
we will inform you
we will update you
we'll keep you posted
we will notify you
we'll be in touch
we'll get back to you
stay tuned for updates
we will advise you
we'll keep you updated
you will be informed
you will be contacted
notification will be sent
you will receive notice
we'll let you know
you can expect to hear
you will be notified
details will be communicated
we will duly inform you
we will keep you updated
We will keep you updated
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
58 human-written examples
"We will let you know," Clément said.
News & Media
As soon as it's accessible, we will let you know.
We will let you know which in the assignment writeup.
Academia
And when we do we will let you know.
News & Media
"We will let you know when he is ready," said the Scot.
News & Media
"We will let you know when we have something," he said.
News & Media
We will let you know whether or not we think the Code has been breached.
News & Media
We will let you know within 10 days of receipt of your complete application packet.
We will let you know when you can begin working on your pages again.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
2 human-written examples
We'll let you know about this.
News & Media
So we'll let you know.
News & Media
Expert writing Tips
Best practice
Consider your audience. While widely acceptable, alternatives like "we will inform you" may be more suitable for formal communications.
Common error
While "we will let you know" is common, avoid overuse. Vary your language with synonyms like "we will inform you" or "we will update you" to maintain reader engagement.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "we will let you know" functions as a declarative statement indicating a future action. It sets an expectation that the speaker or group will provide information to the listener at a later time. Ludwig AI confirms that this phrase is grammatically correct and commonly used.
Frequent in
News & Media
47%
Academia
44%
Wiki
3%
Less common in
Science
3%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "we will let you know" is a common and grammatically sound way to indicate future communication. Ludwig AI data confirms its correctness and widespread use. It's most frequently found in News & Media and Academic contexts, suggesting a neutral register. While versatile, consider the formality of your audience and choose alternatives like "we will inform you" for more formal settings. Avoid overuse and always follow through with your promise to provide the information.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
we will inform you
A more formal and direct alternative, suitable for professional contexts.
we will update you
Focuses on providing new information or changes to existing information.
we'll keep you posted
A more casual and conversational alternative, implying regular updates.
we'll be in touch
A general phrase indicating future contact, not necessarily with specific information.
you'll hear from us soon
Emphasizes the imminence of the communication.
we will notify you
A formal alternative, often used in official announcements.
we'll give you a heads-up
An informal phrase suggesting a warning or advance notice.
we'll get back to you
Indicates a response to a query or request.
stay tuned for updates
Suggests waiting for forthcoming announcements or news.
we will advise you
Implies providing counsel or guidance along with information.
FAQs
When is it appropriate to use "we will let you know"?
Use "we will let you know" when you need more time to gather information or make a decision, but you intend to provide an update to the person at a later time. It sets the expectation for future communication.
What are some alternatives to "we will let you know"?
You can use alternatives like "we will inform you", "we will update you", or "we'll keep you posted" depending on the context.
Is "we will let you know" too informal for professional communication?
While generally acceptable, "we will let you know" can be perceived as slightly informal. In very formal contexts, consider using "we will inform you" or "we will notify you".
Can I use "we'll let you know" instead of "we will let you know"?
Yes, "we'll let you know" is a contraction of "we will let you know" and is perfectly acceptable in most contexts. The contraction adds a slightly more casual tone.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested