Reply Rate
Replies divided by delivered emails. The honest cold-email metric — a human decided your message deserved an answer.
Free · no signup · last reviewed August 29, 2026
The definition
Replies divided by delivered emails. The honest cold-email metric — a human decided your message deserved an answer.
Why it matters to an owner
One percent reply on a good list is workable; optimize for replies, not opens, and your copy gets better automatically.
This is the work. Want it done?
Everything here is free to use yourself — that’s the point. If you’d rather a senior marketer just handle it, in your accounts and your name: 20-minute call, no pitch deck.