Looking on the internet deeply has found these results:

It's alright is the most popular phrase on the web.

That's alright 1462,000 results on the web	It's alright 11,880,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
That's alright, we'll take care of the TV. That's alright, we'll use our other card. "I've already sent you the airplane ticket,"I'll be able to hold you in my arms in just a few days, "that's alright?" That's alright Margery, I'm 2 minutes away I'll take it. That's alright, I'm also not a talker. That's alright... no hurry. Carmela, here it's noon, while it's still midnight over there, that's alright? That's alright, love, I'll be okay.	It's alright, those wonderful kids explained it all to me. It's alright, Sakurai sensei already did. It's alright, Mr Butler. It's alright, sorry, just go get a wheelchair. It's alright to leave me here. It's alright, the 7 train is always running. It's alright now,'re safe now.

That's alright

1462,000 results on the web

It's alright

11,880,000 results on the web

More popular!

That's alright, we'll take care of the TV.
That's alright, we'll use our other card.
"I've already sent you the airplane ticket,"I'll be able to hold you in my arms in just a few days, "that's alright?"
That's alright Margery, I'm 2 minutes away I'll take it.
That's alright, I'm also not a talker.
That's alright... no hurry.
Carmela, here it's noon, while it's still midnight over there, that's alright?
That's alright, love, I'll be okay.