Yes, you can add a fixed amount or a percentage fee to a field with options. This is useful for things like surcharges or customization fees. The paid option is supported on Checkbox, Multiple Choice, and Dropdown fields.
To add an extra price to a field:
From your Shopify admin, go to Magical Form Fields.
Click Create field group or edit an existing field group.
Add or edit a multiple choice, checkbox, or dropdown field.
Add or edit an option.
Click the Add paid field button next to the trash can.
Choose Fixed amount or Percentage from the dropdown.
Enter the amount for the field.
Click Apply changes.
Click Save.
Your extra price will be applied whenever a customer selects the option in your store.
If you’d prefer to see this in action, check out the video below for a quick walkthrough of the process: