Resources/Glossary/Cold email and lead gen

What is reply rate?

Reply rate is the share of people you contacted who replied to your outreach. It is the most honest measure of cold email and recruiting outreach performance, and positive reply rate, which counts only interested replies, is better still.

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The share of contacted people who reply. It is the most honest measure of cold email performance; positive replies are better still.

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Open rate used to be the headline email metric, but privacy features such as Apple Mail Privacy Protection preload images and mark many emails as opened that nobody read. Reply rate avoids that problem because a reply is a real human action. Most outreach tools report it per campaign, per step in a sequence and per mailbox.

Count replies carefully. Auto replies such as out of office messages and bounces should be excluded. Many teams then split replies into positive, neutral and negative, and track positive reply rate and meetings or calls booked as the real outcome.

Reply rate depends on list quality, targeting, deliverability, message relevance, timing and the ask in your call to action. Change one thing at a time with an A/B test to learn what moves it.

Formula: Reply rate = human replies ÷ contacts who received the outreach × 100. Positive reply rate = interested replies ÷ contacts who received the outreach × 100.

Why it matters to recruiters

Recruiters and agency business developers live on conversations. Reply rate tells you whether your list, message and timing are working before you waste a month on a dead campaign. It also signals deliverability trouble: a sudden drop across all campaigns often means you are landing in spam.

An example from a recruiting desk

In a three step sequence, a recruiter emails 200 sourced product managers. She gets 24 human replies, excluding auto replies, for a 12 percent reply rate. Of those, 14 are interested, so positive reply rate is 7 percent. She then tests a shorter first email with a clearer pay range on the next 200 contacts.

Tips that help

  • Verify emails first so bounces do not distort the number.
  • Exclude auto replies and track positive replies separately.
  • Keep the first message short with one easy question to answer.
  • Compare reply rate per mailbox to spot deliverability problems early.

Mistakes to avoid

  • Judging campaigns on open rate, which is inflated by privacy features.
  • Changing subject, body and audience at once, so you cannot tell what worked.

Which tools help?

A few of the outreach tools in our directory, including our picks. Prices are the published starting price on the date we last checked.

Compare all outreach tools

Frequently asked questions

What counts as a reply when tracking reply rate?

Count real human responses, whether positive, negative or a referral to a colleague. Leave out auto replies, out of office messages and bounces, since they say nothing about interest. Many teams also track positive reply rate on its own, counting only replies that show interest in a call or the role.

How do you calculate reply rate?

Divide the number of people who replied by the number of people who received the outreach, then multiply by 100. Exclude bounced emails from the denominator and auto replies from the numerator.

Why is reply rate better than open rate?

Open tracking is unreliable because some email apps preload images and record opens that never happened. A reply is a real action by a person, so it reflects actual interest much better.

Written by recruiters at Work Insiders. Part of the recruiting and HR tech glossary. Updated October 2026.