Contact Form 7 vs Klaviyo Forms

Contact Form 7 is the more common of the two in our index: it runs on 910 websites against 66 for Klaviyo Forms. Counts come from real scans, not vendor claims.

Contact Form 7: 910
Klaviyo Forms: 66

Contact Form 7

Contact Form 7 is an WordPress plugin which can manage multiple contact forms. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering.

Indexed sites: 910
Share of Form builders: 62%

Well-known sites using it

All 910 sites

Klaviyo Forms

Klaviyo Forms are used to capture Email and SMS sign-ups

Indexed sites: 66
Share of Form builders: 4%

Well-known sites using it

All 66 sites

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Want to know which one a particular site uses? Look it up and see its whole stack, or compare two sites side by side.