The free Kred offers on this site are handled through TrialPay, not Kongregate.
If you are missing Kreds through TrialPay or free Kreds offers, you will need to contact TrialPay.
For support with any free kred offers on Kongregate, or to check the status of a pending offer, visit the Get Kreds page, click “Fund your account”, choose “Earn Free Kreds” and click “Support” to view your pending offer status. From here you will also be able to contact the customer service team at TrialPay about your missing Kreds.
You can contact them from this link: https://www.trialpay.com/support/contactus/ or