ちゃう No; Different: wrong; Isn’t that right?
ちゃう is the Kansai version of ちがう
ちゃいます = ちがいます
When put at the end of a sentence, the meaning becomes “Isn’t that right?” or “right”. The same as when “じゃない” is put at the end of a sentence
例えば:
それ、ペンじゃない?ペンみたい。 Isn’t that a pen? It looks like one.
vs