What 182 Million Cold Emails Taught Us: Key Insights You Need to Know

We analyzed all the data from almost 182 million cold emails sent by lemlist users last year, and we determined what actually works and what doesn't in your outreach.

How many cold emails did lemlist users send in a year?

The most awaited cold emailing stats are in.

We examined lemlist user databases to determine how many cold emails were sent from 2023 to 2024.

We found out that lemlist users sent 181,868,356 cold emails globally in one year.

It means that 15,137,986 cold emails were on the way to their targets every month.

4,132,000 cold outreach emails landed in the inboxes every week.

In one day, people sent 722,642 cold emails.

In one hour, 30,110 cold emails were out to their leads.

More than 8 eight cold emails were sent with lemlist to the leads' inboxes every second last year.

lemlist cold email volume explained

While this represents a fraction of overall email volume, lemlist users alone sent over 181 million cold emails in a single year.

This translates to over 4,000,000 emails hitting prospects' inboxes every week.

The number proves lemlist's dominance in the cold email industry.

Moreover, lemlist's ability to send 8.3 emails per second underlines its value in streamlining and automating the outreach process while maintaining a personalized touch.

The volume indicates that cold email outreach is a prevalent practice in the business world.

This is further supported by the estimated $10 billion market size of the email marketing industry.

What's in it for you? A bunch of proven cold email success formulas, templates, and steps.

lemlab: data-based & actionable outreach insights

We analyzed all the data from almost 182 million cold emails sent by lemlist users last year, and we determined what actually works and what doesn't in your outreach.

Based on the data, we concluded a variety of data-driven success formulas for your next outreach campaign. They include:

• what subject lines and closing lines get the most replies based on data,
• how many follow-ups you should send,
• what is the best time to send emails for maximum impact,
• what are the best CTAs you should add, and more.

On lemlab, we will be releasing a data-based success formula every few weeks on lemlab so you don't need to look further.

Why go through trial and error yourself when you can follow the steps of the best cold emails hand-picked from almost 182 million?

Alternative: writing cold emails yourself

Seeing what actually works in cold outreach takes a lot of time and effort, as well as missed sales opportunities.

You must sacrifice at least 1 hour for writing one personalized cold email.

That's excluding the time you'd spent searching for potential leads.

The bitter truth is that cold emails take up a lot of time your sales team could otherwise spend selling.

Unless, you use the most powerful sales automation tool that does the job for you.

With lemlist, users sent 8,3 cold emails in 1 second. That's faster than you blink.

Key Takeaways

lemlist users alone sent over 181 million cold emails in a year which demonstrates that cold emailing is the most popular outreach method out there.

lemlist's ability to send 8.3 emails per second demonstrates the importance of automation in streamlining cold outreach.

Manual personalization is very time-consuming and can easily take you 1 hour per email. This takes away valuable selling time from sales teams.

The analysis of our databases reveals proven strategies for cold email success, including insights on subject lines, closing lines, follow-ups, timing, and CTAs.

By understanding what works and what doesn't with lemlab insights, you can optimize your own cold email campaigns, save time, and turn your outreach campaign into won deals.

Frequently Asked Questions

1. How big is the email marketing industry?

Email marketing industry is said to be around $10 billion market by the end of this year, statistics show. To say that the email industry is big is an understatement.

2. How many emails do people receive every day?

361.6 billion emails are sent and received in a day in 2024, the data shows. To put this into perspective, a person can receive 121 emails every single day, according to this source.

3. How long does it take to write one cold email?

Anywhere from 1 hour to multiple hours, you'd have to spend on searching for leads.

4. How many cold emails did lemlist users send last year?

lemlist users sent 8,3 cold emails every second last year.