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's quick
Grammar usage guide and real-world examplesUSAGE SUMMARY
"that's quick" is a correctly formed sentence and is suitable for use in written English.
For example, you might use it in a sentence such as: "I'm impressed; that's quick work!".
✓ Grammatically correct
News & Media
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
31 human-written examples
For a company of Yelp's age, that's quick revenue expansion.
News & Media
Unfortunately the experience isn't quite as straightforward for the person who wants to share their screen — they'll need to download and run ScreenLeap's Java applet, a process that's quick and relatively painless, but is a significant hurdle nonetheless (some people are wary of running such applets, especially if it's from a site they've only recently heard about).
News & Media
"Now, how can we take these findings and formulate a policy response that's quick enough and big enough?" While drafts of the panel's reports are written by panels of scientists, the language is reviewed and often altered by delegates from 130 governments who meet before their final approval and release.
News & Media
"From a policy perspective, people want something that's quick and clean, to assess risk.
News & Media
"People expect food that's quick, affordable and tastes good," Mr. Jammet said, "but they don't expect to be moved.
News & Media
"It's just something that's quick, it's easy to make and I like it a lot," he said.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
29 human-written examples
Christ, Weller's gone already, that was quick.
News & Media
Wow, that was quick.
News & Media
"At least that was quick," he said.
News & Media
Author of a decade of killing, Bin Laden had endpages that were quick and sharp.
News & Media
With the well now capped, and the waters open again to fishermen — my, that was quick!
News & Media
Expert writing Tips
Best practice
Use "that's quick" when you want to express surprise or acknowledgment of the speed at which something occurred. It's suitable for informal conversation and can convey a positive or neutral sentiment depending on the context.
Common error
While "that's quick" is acceptable in many situations, avoid using it in highly formal or professional settings where a more sophisticated expression of acknowledgment might be appropriate. For example, in a business report, consider using "that was completed efficiently" instead.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that's quick" primarily functions as an exclamatory remark or acknowledgment of speed or efficiency. Ludwig AI validates this, as the phrase is correctly formed for written English. Examples in Ludwig demonstrate usage in conversational contexts, expressing surprise or approval.
Frequent in
News & Media
100%
Less common in
Wiki
0%
Academia
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "that's quick" is a grammatically sound and versatile expression used to acknowledge or commend the speed of an action or event. Ludwig AI confirms its correctness for written English. While suitable for most informal and neutral settings, it may be less appropriate in highly formal contexts. Alternatives such as "that was fast" or "that didn't take long" can offer nuanced variations in meaning. Predominantly found in News & Media sources, the phrase serves to express surprise, approval, or simple recognition of speed, rendering it a functional part of everyday communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that was fast
Replaces "quick" with "fast" maintaining the meaning of speed.
that's remarkably fast
Adds emphasis on the surprising speed of the action.
that was rapid
Substitutes "quick" with "rapid", emphasizing the swiftness.
that's speedy
Uses "speedy" instead of "quick", keeping a casual tone.
that's swift
Replaces "quick" with the more formal "swift".
that's efficient
Focuses on efficiency rather than just speed, implying a task was completed effectively and quickly.
that's expeditious
Uses a more formal synonym, "expeditious", to convey the speed and efficiency.
that happened fast
Shifts the focus to the event happening quickly rather than commenting on the speed itself.
that didn't take long
Emphasizes the brevity of the duration.
that was sooner than expected
Highlights the unexpected quickness of the event.
FAQs
What does "that's quick" mean?
The phrase "that's quick" is an expression used to acknowledge that something happened faster than expected or that a task was completed rapidly. It can convey surprise, approval, or simply an observation of speed.
When is it appropriate to use "that's quick" in a conversation?
You can use "that's quick" in informal settings such as casual conversations with friends, family, or colleagues. It's suitable when you want to acknowledge the speed of an action or event in a simple and direct way.
What are some alternative ways to say "that's quick"?
You can use alternatives like "that was fast", "that was rapid", or "that didn't take long" depending on the context.
Is "that's quick" grammatically correct?
Yes, "that's quick" is grammatically correct. "That's" is a contraction of "that is", and "quick" is an adjective describing the speed or efficiency of something.
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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
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested