Betcha vs Letcha - What's the difference?

As contractions the difference between betcha and letcha

is that betcha is eye dialect of bet you|lang=en while letcha is let you.

* betchya

(en-cont)

(informal)

I betcha any money that that's the case.

(eye dialect, informal) Can be sure of it.

You betcha !'' (meaning ''You bet your bottom dollar! )

(en-cont)

(slang) Let you.

I letcha do it.