For the daily price, there is a bug, you may gain the first 4 day price, but may not gain the 5th day price even you've played everyday, never mind, keep playing, in the next 5 days, you will gain the 5 rewards by playing daily.
For the free gems, if you do not receive the gems, go to the offer page, click the support button, send them a message and they will solve the issue in 24 hours.