Play games
Choose the game that interests you and play itfor free.
Complete the quests
Every game has some quests for which you will receive Soul Gems.
Receive rewards
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
I completed a survey, but it give me another survey, and I come back to Gamehag to check but I don't get the gems... Do I have to do that other surveys or something? Do survey tasks even work at all or is it broken?