ColdMath
Free ROI Calculator
Cold Email ROI Calculator
Plan your cold email campaigns with precision. Calculate leads needed, expected ROI, and infrastructure requirements based on industry benchmarks.
How many leads do I need?
Enter your desired meetings to calculate lead requirements
10
1100
Leads Required
10,000
Unique contacts needed
Emails to Send
20,000
Total monthly volume
Daily Volume
1,000
Emails per day
Email Accounts
50
Sending accounts
Domains Needed
25
Separate domains
Monthly Cost
$400
Infrastructure only
Calculation Breakdown
Desired meetings:10
×Emails per meeting:2,000
=Total emails needed:20,000
÷Follow-ups per lead:2
=Leads required:10,000
Cold Email Best Practices
- Warm up new domains for 2-3 weeks before sending cold emails
- Never exceed 4 emails per sequence to the same prospect
- Use separate domains from your main business domain
- Multi-channel outreach can increase booking rates to ~50%