Doesn’t work – Message+ Review

I just got this application and it didn’t work I put in my security code and it says error is invalid but it wasn’t an invalid it was the correct security code then I try to restart the app put it in a let me restart it it didn’t even open it I just feel that he said messages twice and then I said Verizon and I check my phone or overnight to see if he’ll open it never open .also just wondering will I still have a iMessage if I use this app what it will work now please please please please please update!!!
Review by FIRST TAKE SUPPORTER on Message+.