How do gems work? Maya October 28, 2024 14:49 Updated Follow Gems are a unique digital item that can be rewarded based on in-app purchases in eligible games known as loyalty games. Gems can be exchanged for units and are an excellent means of improving your earning potential as they contribute to your Mistplay status. The number of gems you stand to earn per purchase may vary. For more information see our economy disclosure. Gem earning caps do apply and may change. Related articles I didn't get the gems or units I was expecting from an in-app purchase. How can I earn units? Why am I not earning units or GXP when I am playing games? What is Mistplay? Can I delete a game from Mistplay? Comments 0 comments Article is closed for comments.