Source and cal.com.

Connect cal.com to Source and see exactly which cold email campaigns, sequences, and sending domains turn into meetings, opportunities, and closed revenue.

Connect cal.com

View documentation

WHAT CAN YOU DO

Campaign Attribution

Attribute replies and booked meetings back to the exact campaign and sequence that drove them.

Unit Economics

See cost per meeting and cost per opportunity for every Smartlead campaign, side by side.

Revenue Sync

Push closed-won revenue back so you can rank sequences by pipeline created, not by open rate.

How it works

Connect cal.com.

Step 1: Connect cal.com to Source with your API key. No code required.

Match Deals

Step 2: Source matches cal.com activity to known visitors and CRM deals automatically.

See Results

Step 3: See campaign-level attribution in your Source dashboard within minutes.

Related integrations

Meta Ads

Likes don’t pay the bills — customers do. With Meta Ads Attribution from Source, you can finally see which campaigns, creatives, and audiences are generating actual sales, not just clicks.

Ads

Learn More

Calendly

With Source’s Calendly Attribution, every booking automatically syncs with attribution data that shows which ad, channel, or campaign sparked the meeting. From first touch to closed deal, Source connects your marketing and meetings in one seamless flow.

Scheduling

Learn More

HighLevel

With Source + HighLevel Attribution, you can finally see how prospects discover you, which channels influence conversions, and what is driving real revenue across your funnels and pipelines, all inside the CRM your team already relies on.

CRM

Learn More

Hubspot

Supercharge your HubSpot CRM with Source’s advanced attribution engine. See the full journey from first touch to closed deal, all in one place. No code. No spreadsheets. Just truth.

CRM

Learn More

Zoho

Source brings powerful Zoho Attribution to your CRM, showing the full customer journey from the first click to the final close. Get real-time visibility into which campaigns and channels convert leads into pipeline, without manual reporting or guesswork.

CRM

Learn More

Salesforce

Stop guessing which channels drive pipeline. With Source’s Salesforce Attribution integration, you’ll see the full journey from first touch to closed-won, right inside your CRM. Gain total clarity on what’s working — and what’s not — across your entire funnel.

CRM

Learn More

cal.com

Ready to connect to cal.com?

Set it up in minutes and start tying every send to real pipeline.

Get started for free

Talk to an expert