Email Marketing Technologies & Software

A curated collection of the best email marketing technologies and software.

Email Marketing Market Data

Adoption, market share and 30-day momentum across 65 email marketing technologies, measured from our live detection crawl.

Active Domains2.5MRunning email marketing tech
Technologies65Tracked in this category
Net 30-Day Growth-10,63039,614 adopted · 50,244 dropped

Market Share

MailChimp leads with 21.29% of active domains
  • MailChimp21.29%
  • Klaviyo16.84%
  • Sendgrid13.21%
  • Mailgun11.5%
  • Amazon SES8.23%
  • Brevo5.8%
  • Others23.1%
Live detection data · as of 2026-07-26

Biggest Movers

Net domains gained or lost (30 days)

Technology Rankings

The 15 largest email marketing technologies by active domains, with 30-day movement.
#TechnologyActive DomainsMarket Share30-Day Trend
1
MailChimp
526,493
21.29%
-9,768
2
Klaviyo
416,262
16.84%
-3,359
3
Sendgrid
326,519
13.21%
+1,407
4
Mailgun
284,272
11.5%
+1,896
5
Amazon SES
203,511
8.23%
+3,307
6
Brevo
143,449
5.8%
-451
7
Mailjet
130,371
5.27%
+768
8
MailerLite
122,123
4.94%
+1,295
9
Omnisend
57,361
2.32%
-1,942
10
ActiveCampaign
52,248
2.11%
-992
11
Creativ.eMail
46,500
1.88%
-1,207
12
Constant Contact
37,610
1.52%
-364
13
Flodesk
23,180
0.94%
-206
14
SparkPost
19,273
0.78%
+16
15
ConvertKit
17,008
0.69%
-178
Live detection data · as of 2026-07-26

Email Marketing
FAQ.

What is Email Marketing software?

Email Marketing software helps businesses automate repetitive marketing tasks such as email campaigns, lead nurturing, social media posting, and customer segmentation. These platforms enable companies to deliver personalized communications at scale, track engagement across channels, and measure ROI — ultimately turning leads into customers more efficiently. Our database currently tracks 827,638 active customers across 14 email marketing tools.

What are the most popular email marketing platforms?

Based on our analysis of 827,638 customers, the leading email marketing platforms are: Mailchimp (21.29% market share, 283,090 customers), Klaviyo (16.84% market share, 147,491 customers), MailerLite (4.94% market share, 95,861 customers). Other notable platforms include Amazon SES and Brevo.

Which email marketing tool has the largest market share?

Mailchimp leads the email marketing category with 21.29% market share and 283,090 detected customers. It's particularly popular among Retail companies and businesses with 1-10 employees.

Which industries use email marketing software the most?

The top industries adopting email marketing tools are Retail, Software Development, IT Services and IT Consulting, Advertising Services, Technology, Information and Internet. These industries rely heavily on automated marketing workflows to manage large customer bases, personalize outreach, and optimize conversion funnels across multiple touchpoints.

Which countries have the highest adoption of email marketing tools?

Email Marketing adoption is strongest in United States, United Kingdom, Australia, France, Germany. The United States leads significantly due to its large SaaS ecosystem and digital marketing maturity. European markets like the UK and Germany follow, driven by growing e-commerce and B2B demand for automated customer engagement.

How do I choose the right email marketing platform?

Consider your business size, industry, and primary use case. Mailchimp is ideal for all-in-one CRM and marketing needs. Klaviyo excels at e-commerce and SMS marketing. MailerLite is popular for straightforward email campaigns and small businesses. Evaluate each platform's integrations, pricing tiers, and automation capabilities against your specific workflow requirements.

How many companies use email marketing software?

TechnologyChecker.io tracks 827,638 active customers using email marketing tools, with 593,280 companies enriched with LinkedIn company data. We crawl 2 billion+ URLs across 30 million domains monthly.

What is the source of this data?

TechnologyChecker.io's web crawling and technology detection platform. We've logged 2.08 billion total detections over 20+ years, covering 44,000+ technologies across 29.6 million domains. Detection methods include JavaScript analysis, HTTP headers, HTML patterns, and DNS records.