business · free Companion App · local in this browser
Email Campaign Expected Opens
Turn the number of contacts and an expected open rate into an estimate of opens and unopened messages.
Privacy: This App does not send or save your entries. Do not enter passwords, codes, full account numbers, or private identifiers.
Enter your numbers
Enter only the details needed for this task. Check them against the original source.
Your result
Your result will appear here.
Engine self-test
Running golden cases…
Source notes
- Mailchimp / Campaign Monitor (benchmark reports) — Email Marketing Benchmarks
Average open rates vary widely by industry, but open rate alone is a rough signal; click and conversion rates matter more.
Reviewed 2026-10-10. Benchmarks are averages; your own list quality and content determine results.
What this App does not do
This App estimates opens from the list size and rate you enter. It does not predict clicks, sales, or deliverability.
This free App has no paid features. It does not contact an agency, employer, bank, seller, provider, or other person.