Can someone explain Google's logic behind messaging in Android?

[GoldenGlove]

SMS in hangouts works for me on my iPhone. Just tried it

Just used sms in Hangouts

Is your number tied to Google Voice? I think that's the catch... if you have the same Google Voice number as your carrier's number you still good

 

[JordanWearinThe45]

Is your number tied to Google Voice? I think that's the catch... if you have the same Google Voice number as your carrier's number you still good

Nah my google voice number is different than my main

 

[head shots101]

Is your number tied to Google Voice? I think that's the catch... if you have the same Google Voice number as your carrier's number you still good

Nah I have a whole different number