I am using champcash from more than a month now and I have already earned quite ok from this app. Main thing is that in this app you can earn from 5 different ways and that is also without any investment. Main earning is by joining others from your sponsor id and you can earn upto 7 levels. Bank redeem can be done if earned minimum 5$ by watching adds, video walls, offer walls, joinings, online shopping etc, which will be credit to your bank account every month once kyc is updated. So over all you can earn by simply sitting at home.