No problem vs No worries

When to use each in English, with meaning, register, and examples.

No problem

InformalTop 2,000 (common)

No worries

InformalTop 2,000 (common)
 No problemNo worries
Pronunciation🇬🇧 //nəʊ ˈprɒbləm//🇺🇸 //noʊ ˈprɑːbləm//🇬🇧 //nəʊ ˈwʌriz//🇺🇸 //noʊ ˈwɜriz//
MeaningIt's okay; there is no issue.Don't worry or be anxious.
ExampleIf you need help, just ask! No problem at all!You forgot your notebook? No worries, you can borrow mine.
RegisterInformalInformal
How commonTop 2,000 (common)Top 2,000 (common)
Collocationsno problem at all, no problem with that, no problem for me, no problem saying, no problem helpingsay no worries, express no worries, have no worries
Common mistakesUsing in formal situations like business meetings., Confusing with 'not a problem' - they are similar but can have different strengths in reassurance., Saying it too quickly to dismiss someone’s concern.Using in formal settings where a professional tone is required., Confusing with 'no problem', which is slightly different in usage., Believing it means 'not worried' when it’s a reassurance expression.
Usage notesUse 'no problem' in casual situations to reassure someone. It’s friendly but may not fit formal contexts.Used to reassure someone that everything is fine. It’s common in casual conversations and less formal settings. Avoid in formal writing or serious situations.

See it in real clips

No problem
No worries

Frequently asked questions: No problem vs No worries

What's the difference between No problem and No worries?

No problem: It's okay; there is no issue. No worries: Don't worry or be anxious.

Can you show an example of each?

No problem: If you need help, just ask! No problem at all! No worries: You forgot your notebook? No worries, you can borrow mine.

Can I use No problem and No worries interchangeably?

Not always. No problem and No worries are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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