You can only pay with crypto for our Annual Pro Plan and Lifetime Pro Plan.
To pay for the Pro-Annual Plan with crypto head over to the subscriptions page and click on the pay with crypto bubble.
Then select Coinpayments from the payment options and choose either ETH or BTC to pay with.
Then you proceed to follow the necessary steps and pay through the Coinpayments interface.
To pay for the Lifetime-Pro Plan you do the repeat the same steps except you click on the red Start Now button in the first step.