No. 8 of 41 ·Transactional Email Software

SMTP2GO

Web · API · paid plans from $8.33/mo

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

SMTP2GO is ranked #8 of 41 in transactional email software on Freedom251. It runs on API, Web. There is a free plan. Paid plans start at $8.33/mo.

SMTP2GO plans and pricing

All plans

Free Free Free 1,000 emails/month · phone and chat support limited to 14 days support.smtp2go.com · 30 Sept 2026

Starter $10/mo $10/mo 10,000 emails/mo · 30 days of email reporting · extra emails $1/thousand smtp2go.com · 30 Sept 2026

Professional $75/mo $75/mo 100,000 emails/mo · dedicated IP · email testing tools · extra emails $0.85/thousand smtp2go.com · 30 Sept 2026

Starter $100/yr $100/year 10,000 emails/mo · 30 days of email reporting · extra emails $1/thousand smtp2go.com · 30 Sept 2026

Professional $750/yr $750/year 100,000 emails/mo · dedicated IP · email testing tools · extra emails $0.85/thousand smtp2go.com · 30 Sept 2026

Premier Not published Custom Over 3,000,000 emails/mo · dedicated IP · email testing tools · extra emails available smtp2go.com · 30 Sept 2026

Compared on transactional email software

Free plan: Yes
Paid from: $10/mo
Monthly send limit: $10,000/mo
Inbound email: No
Delivery event webhooks: Yes
SMTP relay: Yes
Email templates: Yes
Dedicated IP option: Yes

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The record

Email delivery service: SMTP2GO provides SMTP and API email delivery for businesses and everyday senders.
SMS sending: Paid plans can send SMS messages to up to 100 destination addresses at a time through the API.
Reporting: The service provides real-time reporting for deliveries, bounces, opens, clicks, unsubscribes and spam reports.
Authentication: SMTP2GO supports SPF and DKIM authentication for sender domains.
Email testing: The Email Testing tool previews messages in more than 50 email clients and performs spam-filter tests on Professional-level plans.
Integrations: Official integrations include WordPress, cPanel/WHM, Slack and open-source libraries for .NET, Go, Node.js, PHP, Python, Ruby, Rust and Django.
API capabilities: The API can send standard or MIME emails, retrieve account activity and statistics, manage domains and users, and configure webhooks.
Data centers: SMTP2GO has data centers in the United States, European Union and Australia, with storage selected by account location.
Compliance: SMTP2GO states that it is GDPR compliant and ISO 27001 and ISO 9001 certified.
Data retention: Email data is encrypted at rest and deleted after 35 days by default, while paid accounts can extend activity storage or enable archiving for 3 months to 5 years.
Attachment limit: Emails can include attachments up to 50MB per email.
Sending restrictions: Mailing lists over 100 addresses must be fully opted in, recently mailed, and include an unsubscribe link.
Support: SMTP2GO provides localized 24/7 support through live chat, email tickets and phone, with free-plan phone and chat support limited to 14 days.
Intended users: Subaccounts are designed for agencies, MSPs and resellers that need to separate customer data.
Price from: $8.33/mo

Where it ranks on Freedom251

Best Transactional Email Software in 2026#8 of 41

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Sources

developers.smtp2go.com/docs/introduction-guide· checked 30 Sept 2026
developers.smtp2go.com/docs/api-features-guide· checked 30 Sept 2026
support.smtp2go.com/hc/en-gb/articles/12747932085145-Quick-· checked 30 Sept 2026
smtp2go.com/tour/· checked 30 Sept 2026
smtp2go.com/blog/smtp2go-integrations/· checked 30 Sept 2026
support.smtp2go.com/hc/en-gb/articles/14855846048665-Vendor· checked 30 Sept 2026
smtp2go.com/faq/· checked 30 Sept 2026
smtp2go.com· checked 28 Sept 2026
smtp2go.com/pricing/· checked 30 Sept 2026