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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
I know too
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I know too" is a perfectly correct and usable phrase in written English.
You can use it to agree with someone else's statement. For example: A: "I think we should go to the beach this weekend." B: "I know too. It will be great to get out of the house."
✓ Grammatically correct
News & Media
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
"I know too much.
News & Media
I know too many dead.
News & Media
(I know, too much information).
News & Media
I know too much, somehow.
News & Media
Bernard: Now I know too.
News & Media
I know, too, that we will always remain close.
News & Media
Like most readers, I know too much about New York.
News & Media
"I know too much about what really happened.
News & Media
I wouldn't make that film now, I know too much.
News & Media
I know, too, that I must keep these feelings to myself.
News & Media
I want to start writing before I know too much about the truth.
News & Media
Expert writing Tips
Best practice
Use "I know too" to express agreement or shared knowledge concisely. It's particularly effective in informal conversations or when you want to quickly affirm something someone else has said.
Common error
Avoid using "I know too" as a standalone sentence when a more specific response is needed. For example, instead of just saying "I know too", provide additional context or explanation to clarify your understanding or agreement.
Source & Trust
93%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I know too" primarily functions as an elliptical clause, indicating agreement or shared knowledge with a previous statement. Ludwig examples demonstrate its use in affirming information already presented, similar to saying "I agree" or "I am also aware of that". Ludwig AI confirms its grammatically correct and usable nature.
Frequent in
News & Media
100%
Less common in
Formal & Business
0%
Science
0%
Academia
0%
Ludwig's WRAP-UP
In summary, the phrase "I know too" is a grammatically sound and frequently used expression to convey agreement or shared knowledge. Ludwig AI confirms its correct usage. Predominantly found in news and media sources, it serves to affirm information or experiences, making it a versatile tool in both casual and professional communication. While direct, it is important to consider the context and ensure that the succinctness of "I know too" is adequate for the conversation. Alternatives like "I also know" or "I am aware too" offer slight nuances, broadening its applicability. Overall, "I know too" remains a reliable and common way to express concurrence.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I also know
Reverses the order of "also" and "know", slightly altering the emphasis.
I am aware too
Uses "aware" instead of "know", suggesting a more conscious recognition.
I understand too
Emphasizes comprehension in addition to knowing.
I realize that as well
Highlights the realization of something, adding a layer of discovery.
That's also something I know
Adds more emphasis on the information itself.
I share that knowledge
Highlights the act of sharing the same information.
It is known to me too
A more formal way to express the same idea, placing emphasis on the 'knowing'.
I'm also in the know
Indicates being part of an informed group, more informal.
I concur with that
Expresses formal agreement, suitable for professional contexts.
I have the same understanding
Focuses on having a similar interpretation or grasp of the information.
FAQs
How can I use "I know too" in a sentence?
Use "I know too" to indicate that you share the same knowledge or understanding as someone else. For example, if someone says "It's going to rain today", you can reply with "I know too" to show that you are also aware of the weather forecast.
What's the difference between "I know too" and "I also know"?
"I know too" is generally used as a short affirmation, implying agreement. "I also know" is broader, suggesting additional knowledge. If someone said "I know it's going to be cold tomorrow" and you reply with "I also know, it implies you have even more related information.
When is it appropriate to use "I know too"?
It's appropriate in informal settings, conversations, or quick affirmations. Avoid using it in formal writing or when a more detailed explanation is required. For example, you can use "I know too" during a discussion with friends but should choose something different during a business presentation.
Are there any synonyms for "I know too" that I can use?
Yes, you can use phrases like "I am aware too", "I understand too", or "I realize that as well" depending on the specific context and nuance you want to convey.
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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
93%
Authority and reliability
4.5/5
Expert rating
Real-world application tested