Cold email follow-up reply rates, step by step
Reply rate of each email in a sequence from 1.1 million recipients: email 2 got 0.43% human replies against 0.50% for email 1, email 3 0.36%.
Read the study →Free email spam checker, scored on 1.1 million first emails
Paste a cold email to see its spam trigger words and the reply rate of first emails like it, from 1,118,802 emails we sent.
Check an email →Which cold email agencies publish their own reply rates
Ten agencies checked on October 26, 2026: two publish a reply rate pooled across client campaigns with a sample behind it.
Read the check →11 cold email rules, from 1,116,744 emails we sent
Each rule held with our largest sender removed. Offering to send something beat asking for a call by 51%. A first name in the subject: +58%.
Read the study →Best time to send cold email, by hour and day
Reply rates by Eastern send hour and weekday from 1.81 million cold emails. Every hour from 10am to 7pm landed within a narrow band.
Read the study →Half of r/sales cold email posts in 2026 were written by people selling it
Practitioner cold email posts on r/sales: flat since 2022. Sellers: 17% of the conversation in 2024, 50.0% in 2026. 5,166 titles classified, with CSV.
Read the study →Personalization no longer matters for cold email
An AI-written first line got a 0.53% human reply rate and a plain template got 1.00%, across 1,279,153 contacts. Same-month and per-client checks, with CSVs.
Read the study →Cold email is dying and there is nothing you can do about it
Human reply rate per contact fell from 2.36% in April 2025 to 0.45% in September 2026. Monthly series, per-client check, and CSVs.
Read the study →Email Deliverability 2026 Statistics (Updated September)
64 statistics on inbox placement, Gmail, Yahoo and Outlook sender rules, DMARC adoption and bounce rates, each linked to its source.
Read the statistics →AI in Sales 2026 Statistics (Updated September)
68 statistics on AI adoption, time saved, AI SDRs, buyer reactions and forecasts, each linked to its source.
Read the statistics →B2B Sales 2026 Statistics (Updated September)
64 statistics on buyers, selling time, prospecting, win rates, quota and SDR benchmarks, each linked to its source.
Read the statistics →Personalisation no longer matters for cold email
AI-written first lines for 360,004 people got 0.53% replies. A plain template got 1.00%.
Read the study →Cold Email Conversion Rate Benchmarks [2026 Data]
336,257 contacts in 20 campaigns: 0.84% replied in person, 0.29% replied positively, 1 in 871 booked a call. By company size and seniority.
Read the study →Cold Email Reply Rate by Month, April 2025 to September 2026
Human reply rate per contact first emailed, by month, from 1,279,153 contacts: 2.36% in April 2025, 0.45% in September 2026. With CSV.
Read the study →Cold Email Statistics (2026)
60+ data points from 2M+ emails: reply rates by industry, seniority, company size, tone, length and CTA type.
Read the study →Cold Email Response Rates
What 1,288,605 emails returned: 2.66% average reply rate, and how much of that is automated rather than human.
Read the study →The Cold Email Reality Check
Across 1.5M+ emails, 69% of replies came from the first message. What that means for follow-up sequences.
Read the study →Should You Cold Email the CEO?
Reply rates by seniority across 1 million emails, and the company sizes where C-level targeting works.
Read the study →The Holiday Email Hangover
660,000+ emails on and around holidays: how far engagement drops, and when to resume sending.
Read the study →