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
let you
Grammar usage guide and real-world examplesUSAGE SUMMARY
"let you" is a correct and usable phrase in written English.
You can use it to indicate that you are granting someone permission or allowing them to do something, as in this example sentence: "I'll let you borrow my bike if you promise to take good care of it."
✓ Grammatically correct
News & Media
Wiki
Science
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
60 human-written examples
They let you off.
News & Media
Let you emotions out.
Wiki
They let you down.
News & Media
I let you win.
News & Media
To let you know".
News & Media
He'll let you know".
News & Media
'I've let you down.
News & Media
I'll let you ponder.
News & Media
She'll let you.
News & Media
Friends let you know.
News & Media
We'll let you decide ….
News & Media
Expert writing Tips
Best practice
Use "let you" when granting permission or indicating allowance, ensuring the context clearly conveys permission or future action. For example: "I'll let you use my car."
Common error
Avoid confusing "let you" with similar-sounding phrases like "led you". "Let you" implies permission, while "led you" indicates guidance or direction. Double-check your intended meaning for clarity.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "let you" is as a verb phrase, where "let" acts as a causative verb indicating permission or allowance. Ludwig examples show its use in various sentence structures, confirming its versatility and correctness as stated by Ludwig AI.
Frequent in
News & Media
60%
Wiki
20%
Science
10%
Less common in
Formal & Business
5%
Reference
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, "let you" is a very common and grammatically sound phrase used to grant permission, indicate allowance, or promise future communication. According to Ludwig AI, the phrase is perfectly correct and versatile in various contexts. Predominantly found in News & Media, Wiki and Science, its usage spans from informal to neutral registers. Remember to use it accurately, avoiding confusion with similar-sounding phrases, and considering the context for appropriate formality. The variety of examples in Ludwig demonstrates its broad applicability in English writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
allow you to
Replaces the verb "let" with "allow", offering a more formal alternative.
permit you to
Uses "permit" instead of "let", increasing the level of formality.
give you permission
Expresses the act of granting permission explicitly.
authorize you to
Emphasizes official or formal approval for an action.
enable you to
Focuses on providing the means or ability to do something.
inform you
Shifts the context to providing information rather than granting permission.
keep you posted
A more casual way of saying "I'll let you know", focused on updates.
I'll get back to you
Indicates a promise to communicate later, often with a decision or information.
I'll tell you
A simpler, more direct way of promising to provide information.
leave it to you
Delegates responsibility or choice to the other person.
FAQs
How can I use "let you" in a sentence?
You can use "let you" to grant permission or indicate future action. For example, "I'll let you know when I'm ready" or "I can't let you do that".
What's the difference between "allow you to" and "let you"?
"Allow you to" is generally more formal than "let you", but they both convey permission. You might use "allow you to" in a professional setting.
Which is correct, "let you know" or "I'll let to know you"?
"Let you know" is the correct phrasing. "I'll let to know you" is grammatically incorrect.
What can I say instead of "I'll let you know"?
You can use phrases like "I'll inform you", "I'll keep you posted", or "I'll get back to you" depending on the context.
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.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested