Unfortunately within Shopify there is no method for adding a captcha to contnt forms.
If you are receiving spam through your Shopify contact form here are some steps to take.
Take a look at the subject line of the spam messages you are receiving, you will see that they all contain [spam]
This is added by Shopify as the messages pass through their system.
In your email program or even better within your web hosting ( most hosts will do this for you ).
Add a Mailbox rule to capture any emails which content [spam] in the subject line.
Your rule can be set to delete, move or mark as spam.
This will keep the spam out of your inbox
Note We can not offer individual theme modifications, however are happy to advise on the best Shopify resources and finding developers to work on your theme.
Want to customize your theme?
- Hey Carson small tweaks
- ShopHelper Shopify theme tasks
- Task Husky ecommerce tweaks from $39
- Shopify experts
- Updating your theme
Have questions not covered in our docs?
- Ask a theme support question
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Monday - Friday