in any case vs anyways

in any case and anyways both are adverbs.

Word	Noun	Adjective	Verb	Adverb
in any case	No	No	No	Yes
anyways	No	No	No	Yes

As adverbs, in any case and anyways are synonyms defined as:

in any case and anyways: used to indicate that a statement explains or supports a previous statement

Other synonyms of in any case include anyhow, anyway, at any rate, in any event.

in any case (adverb)	anyways (adverb)
used to indicate that a statement explains or supports a previous statement	used to indicate that a statement explains or supports a previous statement
making an additional point; anyway