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 is voluntary
Grammar usage guide and real-world examplesUSAGE SUMMARY
'this is voluntary' is a correct and usable phrase in written English.
You can use it to describe an action or situation that is not required, but is done or undertaken out of choice. For example, "This is a voluntary initiative, and anyone who wants to participate is welcome."
✓ Grammatically correct
News & Media
Science
Alternative expressions(19)
this is optional
this is not mandatory
participation is unforced
this is not compulsory
this is discretionary
this is at your discretion
this is compulsory
this is sage
this is good
this is fatuous
this is healthy
this is nonsense
this is great
this is frontal
this is common
this is obligatory
this is mandatory
this is were
this is being
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
17 human-written examples
This is voluntary, and its existing provisions are widely ignored.
News & Media
"In terms of the later generations, I would suggest that this is voluntary," says Panayi.
News & Media
"How much of this is voluntary and how much is involuntary?
News & Media
"This is voluntary," Valentine said, gesturing to a group of about 30 players stretching in T-shirts and shorts.
News & Media
"We're saying that we'd give resettlement grants... this is voluntary... we're looking probably at £50,000 per person," he told BBC Radio 4's Today programme.
News & Media
Almost a third of adults have not bothered to register to vote (this is voluntary in Chile).Nearly all political commentators in Chile reckon that Mr Enríquez-Ominami cannot win.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
42 human-written examples
"We attached a great deal of significance to this being voluntary," Mr. Dallara said.
News & Media
In addition, 37% of participants did not attend the concluding OSCE, as this was voluntary.
Science
Consequently, some centres, not notified when this was voluntary, began to do so at the beginning of 2010.
Science
They were also asked personally if they would like to participate, while again stressing that this was voluntary.
Science
I keep hearing claims that this scheme is voluntary.
News & Media
Expert writing Tips
Best practice
Use "this is voluntary" to emphasize the freedom of choice and lack of obligation, particularly in contexts where coercion might be perceived.
Common error
Avoid implying that a 'voluntary' action is strongly encouraged or expected. Clearly distinguish between 'voluntary' and 'recommended' to prevent confusion.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this is voluntary" functions as a declarative statement indicating that a particular action, process, or participation is not obligatory. It serves to inform individuals that they have a choice. Ludwig AI confirms its validity as a standard English phrase.
Frequent in
News & Media
32%
Science
68%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "this is voluntary" is a grammatically correct and commonly used expression indicating that an action or participation is not mandatory. Ludwig AI confirms its proper usage and the examples show its prevalence in both news and scientific contexts. When using this phrase, ensure clarity about what is voluntary, and avoid creating the impression of implied obligation. Alternatives such as "this is optional" or "participation is unforced" can be used to convey similar meanings. The phrase maintains a neutral register, making it suitable for various settings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
this is optional
Replaces 'voluntary' with 'optional', indicating a choice but retaining a similar level of formality.
this is not compulsory
Similar to 'not mandatory', but may carry a slightly less formal tone.
this is not mandatory
Emphasizes the lack of requirement rather than the presence of choice, adding a stronger negative connotation.
participation is unforced
Highlights the absence of coercion, focusing on the individual's agency.
this is discretionary
Implies that the decision is based on individual judgment and preference, adding a layer of personal assessment.
this is at your discretion
Indicates that the decision is left to someone's judgment; quite formal.
it's a matter of choice
Shifts the focus to the act of choosing, making the decision the central point.
this is of your own accord
Emphasizes the self-initiated nature of the action, highlighting intrinsic motivation.
you're free to choose
Directly addresses the individual's freedom to decide, empowering the recipient.
this is down to you
An informal alternative indicating that the decision rests with the individual.
FAQs
What does "this is voluntary" mean?
The phrase "this is voluntary" means that participation or involvement in a particular activity is optional and not required. Individuals are free to choose whether or not to take part.
What can I say instead of "this is voluntary"?
You can use alternatives like "this is optional", "this is not mandatory", or "participation is unforced" to convey a similar meaning.
How to use "this is voluntary" in a sentence?
Here's an example: "Completing the questionnaire is voluntary; your responses will help us improve our services."
Is "this is voluntary" formal or informal?
The phrase "this is voluntary" is suitable for both formal and informal contexts. Its formality can be adjusted depending on the overall tone of the writing or speech.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested