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 completely optional
Grammar usage guide and real-world examplesUSAGE SUMMARY
The sentence is correct and usable in written English.
It can be used to indicate that something is not mandatory, and is not required for an action to be taken. For example, "If you'd like, you can add some extra toppings to your pizza - this is completely optional."
✓ Grammatically correct
Wiki
Academia
News & Media
Alternative expressions(16)
this is completely voluntary
this is entirely voluntary
this is not at all required
this is purely discretionary
this is entirely optional
this is quite optional
this is strictly optional
this is definitely optional
this is purely optional
this is all optional
this is completely absurd
this is completely outrageous
this is utterly unacceptable
this is totally unacceptable
this is all right
this is totally optional
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
21 human-written examples
Every week there will be a "homework party". This is completely optional.
The focus of this new version is on the new dashboard that gives developers full control over the user experience and also provides them with the opportunity to monetize their apps through Scringo's contextual app discover service (this is completely optional).
News & Media
This is completely optional.
Wiki
This is completely optional, though.
Wiki
However, this is completely optional.
Wiki
Remember that this is completely optional.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
39 human-written examples
This contest is completely optional!
It's worth stressing that this subscription is completely optional and a company spokesperson told me that "Duolingo's learning content will always be free".
News & Media
This part is completely optional.
Wiki
This step is completely optional.
Wiki
This box is completely optional.
Wiki
Expert writing Tips
Best practice
Use "this is completely optional" to clearly communicate that an action or step is not mandatory, giving the recipient a sense of control and choice. It's particularly useful in instructions, guidelines, or suggestions.
Common error
While "this is completely optional" is clear, avoid using it excessively within a single text. Overuse can make the text sound repetitive and undermine the sense of importance of mandatory instructions. Consider using synonyms or rephrasing for variety.
Source & Trust
76%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this is completely optional" functions as a declarative statement that indicates a lack of obligation or requirement. It serves to inform the listener or reader that a particular action, step, or element is not mandatory and can be chosen or omitted at their discretion. Ludwig confirms its usage.
Frequent in
Wiki
45%
Academia
20%
News & Media
15%
Less common in
Formal & Business
10%
Science
5%
Encyclopedias
5%
Ludwig's WRAP-UP
In summary, "this is completely optional" is a commonly used phrase that clearly communicates the non-mandatory nature of something. Ludwig AI analysis confirms its grammatical correctness and utility across diverse fields such as Wiki, Academia and News & Media. When writing, keep in mind that while clear, it can be overused so consider substituting with alternatives like "this is entirely voluntary" or "this is not at all required".
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
this is entirely voluntary
Replaces "optional" with "voluntary", emphasizing the free choice involved.
this is not at all required
Uses a more direct negative construction to indicate lack of necessity.
this is purely discretionary
Emphasizes that the decision is based on personal judgment.
this is strictly non-compulsory
Uses more formal language to convey that there is no obligation.
participation is entirely up to you
Shifts focus to the individual's decision regarding involvement.
you are under no obligation to do this
Clearly states the absence of any requirement.
it's your choice whether to do this
Simplifies the concept by focusing on the freedom of choice.
doing this is a matter of personal preference
Highlights that the action depends on individual taste or desire.
there's no need to do this unless you want to
Clarifies that the action is only necessary if desired.
this is something you can skip if you wish
Suggests that the action can be omitted without consequence.
FAQs
What does it mean when something is described as "this is completely optional"?
It means that participating in or performing the action being discussed is not required. You have the choice to do it or not without any negative consequences.
How can I rephrase "this is completely optional" to sound more formal?
You can use alternatives like "this is strictly non-compulsory" or "participation is entirely at your discretion" to create a more formal tone.
Is there a difference between "this is completely optional" and "this is completely voluntary"?
The two phrases are very similar in meaning. While both indicate a lack of obligation, "voluntary" emphasizes the willing participation of the individual, whereas "optional" focuses on the availability of choice.
Can I use "this is completely optional" in business communications?
Yes, "this is completely optional" is suitable for business communications when offering choices or suggesting actions that are not mandatory. However, make sure the context is appropriate and the tone remains professional.
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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
76%
Authority and reliability
4.1/5
Expert rating
Real-world application tested