UNQI contains in-app purchases. Please check the pricing plan as below: Auto Double-$4.99 Founder's Donation-$9.99 1,000,000 qoins-$9.99 250,000 qoins-$6.99 40,000 qoins-$4.99 5,000 qoins-$2.99 Buy 1,000 Qoins-$0.99