Anytime has 3 different meanings across 1 category:
Intj
Suitable for any time; not associated with any particular time.
"This museum is open anytime, so you can visit in the morning or late at night depending on your schedule."
At any time
"You can call me anytime you need help, even at midnight."
"you're welcome" in response to "thank you" or "thanks."
"You've been a huge help, so anytime!"