MobileCore 0 earning

does anyone has the same issue during the last several days?

I have normal stats, even better than last month

normal here

What are your most geo?

usually get eCPM $1, but for last few days get eCPM $0.1.

A little off-topic: I might implement mobilecore,I just wanted to know if it is cpm based or cpi? , I’ve heard cpi

Mobilecore is cpi

ok-thanks!