unattractive vs unappealing

unattractive and unappealing both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unattractive	No	Yes	No	No
unappealing	No	Yes	No	No

unattractive (adjective)	unappealing (adjective)
lacking beauty or charm	not able to attract favorable attention
lacking power to arouse interest	(of characters in literature or drama) tending to evoke antipathetic feelings
not appealing to the senses