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
that I will
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that I will" is correct and usable in written English.
You can use it to indicate a future action or intention that you are committing to. Example: "I promise that I will complete the project by the deadline."
✓ Grammatically correct
News & Media
Science
Alternative expressions(3)
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
59 human-written examples
After that, I will download a movie.
News & Media
So, with that, I will take your questions.
News & Media
And with that, I will take my leave.
News & Media
"For that I will always be hugely grateful".
News & Media
OTHER PERSON: That I will!
News & Media
"That I will not allow".
News & Media
That I will not back down from.
News & Media
I promise that I will be.
News & Media
That I will remember.
News & Media
That I will miss.
News & Media
Without that I will die.
News & Media
Expert writing Tips
Best practice
Ensure the phrase is followed by a specific action verb to create a clear and actionable statement.
Common error
Avoid using "that I will" in casual conversation where simpler alternatives like "I'll" or "I'm going to" are more appropriate. Overuse in informal settings can sound overly formal or unnatural.
Source & Trust
86%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that I will" functions as a clause to express a future action or intention. It often serves to reinforce a promise or commitment, as seen in Ludwig's examples where individuals pledge to undertake specific actions. This usage aligns with the broader function of future tense constructions in English.
Frequent in
News & Media
60%
Science
20%
Formal & Business
10%
Less common in
Academia
5%
Wiki
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, the phrase "that I will" is a grammatically correct and commonly used clause to express future intentions or commitments. Ludwig AI analysis confirms this, highlighting its usage across various contexts, particularly in News & Media and Science. While versatile, it is best suited for situations where a clear and deliberate statement of intent is required, avoiding overuse in overly casual contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
what I intend to do
Emphasizes intention and planning rather than a firm commitment.
what I plan to do
Focuses on a planned action, suggesting a less formal approach.
what I am going to do
A more casual way to express future action.
the action I intend to take
Highlights the intended action with a more formal tone.
something I am committed to doing
Underscores the commitment and dedication to the future action.
something I am resolved to do
Expresses a strong resolve to perform the action.
what is in store for me
Indicates an expectation of something to happen in the future, often without specific intent.
destiny has planned for me
Focuses on the future as predetermined fate.
what fate has in store
Emphasis is on what may happen by chance or fate.
how things will unfold
Focuses on the progression of events without necessarily involving personal action.
FAQs
How can I use "that I will" in a sentence?
Use "that I will" to express a firm intention or promise about a future action. For example, "I promise "that I will" complete the project by Friday".
What are some alternatives to "that I will"?
Depending on the context, you can use alternatives like "I shall", "I'm going to", or "I intend to" instead of "that I will".
Is it more formal to say "that I will" or "I will"?
"That I will" tends to be slightly more formal than simply "I will", emphasizing the commitment or intention behind the action. However, the difference is subtle and context-dependent.
When is it best to use "that I will" instead of "I'll"?
Use ""that I will"" when you want to emphasize a promise, determination, or formal declaration. "I'll" is more suitable for casual or informal contexts.
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
4.4/5
Expert rating
Real-world application tested