Frenzy Production Manager contains in-app purchases. Please check the pricing plan as below: Remove all ads-$14.99 No ADs Bundle One Time Offer!-$9.99 Privilege Trade Pass-$4.99 Research Queue 2-$6.99 500 Diamonds-$4.99 1200 Diamonds-$9.99 S Cash-$1.99 VIP-$9.99 Research Queue 3-$6.99 One time offer-$4.99