ROAS Cost Calculator
See exactly what each lead is costing you — and what your marketing vendor or channel is producing in return.
Enter Your Numbers
Add one marketing vendor or channel. Results update as you type.
ROAS = attributed revenue ÷ marketing spend. Gross profit is used separately for profitability context.
No email required. Your calculation stays in your browser unless you choose to contact Knowtion.
Your Results
At-a-glance economics for this vendor or channel.
Attributed revenue ÷ spend
Spend ÷ sales
Spend ÷ leads
Attributed gross profit − spend
Sales × average revenue
For every $1 spent, this channel is generating $5.00 in attributed revenue.
Profitability context uses the gross-profit assumption above and stays secondary to ROAS.
Revenue vs. Spend
Funnel Overview
20.0% close rate
How Knowtion Can Improve This
Improve the inputs that move ROAS — and make vendor performance visible every day.
Channel mix, targeting, search terms and audience strategy.
Optimize toward prospects that are more likely to buy, not just submit.
Landing pages, offers, UX and follow-up that turn more leads into sales.
Dashboards that connect spend, leads, sales and revenue by vendor or channel.
Have Knowtion review your current mix, attribution and conversion path.
See how small improvements change the return.
Same economics. Different lead volume or conversion performance.
+$3,000 gross after spend
+$1,500 gross after spend
Stop calculating it manually.
Connect spend, leads, conversions and revenue into a live dashboard so leadership can see ROAS by vendor, channel, campaign and location.
- Live channel and vendor data
- Custom executive dashboards
- Month-over-month and year-over-year visibility
ROAS is attributed revenue divided by marketing spend. Cost per lead and cost per sale are supporting efficiency metrics. Gross-profit inputs add profitability context but do not replace ROAS. Results are directional and depend on the accuracy of your attribution, revenue and sales data.