Add Social Proof to Carrd

Bring social proof to your Carrd site with ProveSource. Display real customer activity so visitors feel confident and take action.
Add ProveSource to Carrd
  • No credit card required.
  • 100% Free
★★★★★
So easy to use and the best customer support I’ve ever seen!
David W.Owner, David Wallimann Guitar
★★★★★
ProveSource helped us increase our conversion rate by 39% and it was super easy to set up.
Tamás R.Founder
★★★★★
After installing ProveSource we saw a double-digit increase in the conversion rate at each step.
Eric A.President & Chief Architect
★★★★★
Ran ProveSource on an online summit page, it worked great and integrated beautifully with everything.
Jerry S.Founder, The Plant-Based Entrepreneur
★★★★★
ProveSource has quickly become the best social proof software. Constant updates, great integrations and cool graphics.
Kyle L.Web Developer
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What (Real) People Say

Guys, you’re making us blush, please stop! (continue!)

So easy to use and the best customer support I’ve ever seen!
David W.Owner, David Wallimann Guitar
ProveSource helped us increase our conversion rate by 39% and it was super easy to setup.
Tamás R.Founder
After installing ProveSource we saw a double-digit increase in the conversion rate at each step.
Eric A.President & Chief Architect
Ran ProveSource on an online summit page – worked great and integrated BEAUTIFULLY with everything.
Jerry S.Founder, The Plant-Based Entrepreneur
ProveSource seems to be the fastest growing and most flexible. Customer service response time is incredibly fast.
Adam V.Founder | Head Coach: BadAss After 40
Awesome must have tool for every marketer or an online business! Easy to use, great UX/UI and most importantly – gets me more leads 😎👏🏻👏🏻
Aviel S.CEO, Bella Digital
ProveSource has quickly become the best social proof software. They launch constant updates, have great integrations, and cool graphics.
Kyle L.Web Developer
ProveSource has been very useful for our website. It makes our website fun and draws attention to the things we want visitors to see, WITHOUT being obnoxious about it.
Seth W.Founder, REtipster Publishing LLC

Trusted by leading brands from 104 countries

How to install ProveSource on Carrd

  1. Create your ProveSource account

    Sign up and copy your unique site key from the dashboard.

  2. Add the script to Carrd

    In Carrd, go to Site Settings → Footer Code and paste the ProveSource snippet.

  3. Verify installation

    Visit your site and confirm the ProveSource checker shows the script is detected.

  4. Launch your first campaign

    Create a Recent Sales, Reviews, or Counter notification and target your key pages.

Carrd and ProveSource: questions

Will ProveSource slow down my site?
No. The script loads asynchronously and won’t block rendering.
How do I add ProveSource to Carrd?
Paste the snippet via your platform’s custom code settings or use a native integration if available.
Can I show notifications only on specific pages?
Yes. Target by URL rules, page groups, or include/exclude patterns from the campaign settings.
Is ProveSource GDPR/CCPA compliant?
Yes. You can enable consent mode and suppress tracking until consent is granted.