Well, so far, they have delivered rewards alright, though it might take a week or two until you actually receive the reward. I got 10 EUR Steam wallet back in February.
in 3 steps
Choose the game that interests you and play itfor free.
Every game has some quests for which you will receive Soul Gems.
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
You know that on Gamehag you can get real rewards for free, right? Join us, complete walkthrough and get your chest!
I'm planning to withdraw 10$ steam wallet so I wonder if it is really delivered and how many time will it take?