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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
at no cost
Grammar usage guide and real-world examplesUSAGE SUMMARY
"at no cost" is a valid phrase that is commonly used in written English.
It can be used to mean that something is offered or provided without any charges or fees. For example, "The store is offering the item at no cost for the first ten customers."
✓ Grammatically correct
News & Media
Academia
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
59 human-written examples
Usually at no cost.
News & Media
At no cost.
(The Network requires registration at no cost).
News & Media
Medical Screening at no cost to you.
Academia
Treatment is generally provided at no cost.
Academia
Usually at no cost to the country.
News & Media
Europe's airports offer trolleys at no cost.
News & Media
Outpatient treatment is provided at no cost to students.
Lodging and meals are included at no cost.
Academia
This service is provided at no cost to your organization.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
It also requires that insurers cover vasectomies at no-cost.
News & Media
Expert writing Tips
Best practice
When using "at no cost", ensure the context clearly indicates who benefits from the lack of cost. For example, "The service is provided at no cost to the user."
Common error
Avoid assuming "at no cost" implies a complete absence of any effort or resource expenditure. While there's no monetary charge, there might still be time investment or other non-monetary costs involved.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "at no cost" functions primarily as an adverbial phrase. It modifies a verb or clause, indicating the manner in which something is provided or offered. Ludwig's examples show it describing services, treatments, or access provided without financial charge.
Frequent in
News & Media
36%
Academia
29%
Science
23%
Less common in
Wiki
6%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "at no cost" is a frequently used and grammatically correct phrase that signifies something is provided without any financial charge. As Ludwig AI confirms, it is widely accepted and used across diverse contexts, including news, academia, and science. While it’s essential to ensure clarity regarding who benefits from the lack of cost, this phrase effectively communicates the absence of financial burden, making it a valuable tool for clear and persuasive writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Free
The most concise and universally understood term for something that doesn't cost money.
For free
A simpler and more common way to express that something is not paid for.
Free of charge
Replaces "at no cost" with a more direct expression of freeness.
Without charge
Similar to "free of charge" but can sound slightly more formal.
At no expense
Highlights the absence of financial burden.
At no price
Emphasizes the zero monetary value.
Complimentary
Often used in business contexts to describe something given as a courtesy.
Without payment
Focuses on the lack of monetary transaction involved.
Gratis
A more formal or archaic term for "free".
On the house
An informal idiom, usually referring to offerings in a restaurant or bar.
FAQs
How can I rephrase "at no cost" in a professional context?
In professional settings, you can use alternatives such as "free of charge", "complimentary", or "without charge" to maintain a formal tone.
What is the difference between "for free" and "at no cost"?
While both phrases mean the same thing, "at no cost" is generally considered more formal than "for free". The choice depends on the context and audience.
Is it correct to say "at no cost to the taxpayer"?
Yes, it is perfectly correct. This phrase is commonly used to emphasize that a particular initiative or service does not require funding from taxpayers.
When should I use "at no cost" instead of simply saying "free"?
Use "at no cost" when you want to emphasize that there are specifically no monetary charges involved. "Free" is a broader term that could also imply no effort or obligation, while "at no cost" focuses solely on the financial aspect.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested