The integration of Stripe is the next feature of the Cost Calculator Builder Pro.
To use this feature, go to the Calculator Settings > Stripe and enable the radio button. In Stripe option fields, you should insert Stripe publish as well as Stripe secret keys that can be taken from the stripe official website.
In order to obtain the keys, you need to log in to the Stripe website. After login in your profile, you can see the necessary keys from your Dashboard > Home
To get the test key, follow Dashboard > Get your test API keys, and to get the live keys, go to Dashboard > Get your live API keys.
Next, copy your Publish and Secret Keys and paste them to the required fields:
Click "Save" to save your settings.