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
this tool is
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "this tool is" is correct and usable in written English.
You can use it when introducing or describing a specific tool and its purpose or features. Example: "This tool is designed to help you streamline your workflow and increase productivity."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(5)
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
56 human-written examples
This tool is underused.
News & Media
This tool is included with VRIP.
Academia
This tool is available now at vlre.stanford.edu.edu
Academia
To not have this tool is nonsensical and unrealistic.
News & Media
"Now we hope this tool is used effectively".
News & Media
This tool is known as a "formulary finder".
News & Media
This tool is intended for individual use only.
News & Media
However, this tool is clearly insufficient.
This tool is not back-compatible with tgextract.
Academia
Littau notes in a blogpost that "this tool is going to change education".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
Traditionally associated with social entrepreneurs, this tool is increasingly being adopted by business.
News & Media
Expert writing Tips
Best practice
When introducing a new tool, immediately follow "this tool is" with a concise description of its primary function or key features to provide context for the reader.
Common error
Avoid using "this tool is" without specifying the tool's purpose or target audience. Without context, the statement lacks informative value.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this tool is" functions as a declarative statement introducing and characterizing a specific instrument, application, or method. It typically precedes a description of the tool's purpose, features, or capabilities, as confirmed by Ludwig AI.
Frequent in
News & Media
32%
Science
46%
Academia
11%
Less common in
Wiki
5%
Formal & Business
5%
Social Media
0%
Ludwig's WRAP-UP
In summary, the phrase "this tool is" serves as a fundamental introductory statement to define and explain the characteristics of a tool, method, or instrument. As confirmed by Ludwig AI, its grammatical correctness and widespread usage across diverse fields—including news, science, and academia—underscore its versatility and importance. When using this phrase, it’s crucial to provide specific details about the tool's function or features to ensure clarity. While generally neutral to professional, the context dictates the appropriate level of formality. Common errors involve overgeneralization, which can be avoided by providing context. By considering these aspects, writers can effectively use "this tool is" to introduce and explain concepts clearly and accurately.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
this instrument serves
Substitutes "tool" with "instrument", emphasizing a more formal or precise function.
this mechanism functions
Replaces "tool" with "mechanism", highlighting the functional aspect of the subject.
the purpose of this device is
Emphasizes the intent behind the device, adding a bit more detail.
this system provides
Focuses on the broader system and its capabilities, using "provides" to highlight its utility.
the function of this application is
Highlights the application's role or activity.
this method involves
Shifts focus to the methodological aspect, suggesting a procedure.
this resource enables
Emphasizes the enabling aspect of the resource.
this utility allows
Focuses on permission and uses "utility" instead of "tool".
the intent of this feature is
Highlights what outcome the feature has been designed for.
this apparatus works
Substitutes "tool" with "apparatus", emphasizing a more technical or scientific context.
FAQs
How can I use "this tool is" in a sentence?
Use "this tool is" to introduce a tool and describe its purpose or a key characteristic. For example, "This tool is designed to streamline the workflow".
What can I say instead of "this tool is"?
You can use alternatives like "this instrument serves", "this mechanism functions", or "the purpose of this device is" depending on the context.
Is it correct to say "this tool are"?
No, it is grammatically incorrect. "Tool" is singular, so the correct form is "this tool is". Use "these tools are" when referring to multiple tools.
What's the difference between "this tool is" and "this tool does"?
"This tool is" describes the nature or characteristics of the tool, while "this tool does" describes an action or function it performs. For instance, "This tool is user-friendly" (characteristic) vs. "This tool does analyze data" (function).
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested