SMTP.com

Name: SMTP.com
Brand: Smtp
Price: 25 USD
Rating: 2.9 (52 reviews)

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Send transactional email at scale with high inbox placement

From $25/mo, billed monthly

Paid Transactional Email Email Deliverability

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2.9 (52 across the web)

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Reviews on G2 Capterra SourceForge

52 reviews tracked

The Bottom Line

Updated Oct 27, 2026

Price: From $25/mo, billed monthly. Compare plans

Key facts

Industry-leading deliverability with extensive expertise and 99.99% uptime.
Scalable infrastructure with shared or dedicated IPs, handling from thousands to billions of emails monthly.
Optional add-ons like Reputation Defender and Insight Engine provide advanced list validation and customer insights.

Pros

Exceptional deliverability rates backed by a strong IP reputation and proactive monitoring
Scalable infrastructure with dedicated IP and cloud instances for high-volume senders
In-house expert support available across all plans, including migration assistance

Cons

No free tier or trial available; all plans start at a monthly fee
Optional add-ons like Reputation Defender and Insight Engine incur additional cost

What is SMTP.com?

SMTP.com is a comprehensive email delivery platform trusted by businesses for its extensive expertise. It provides a robust email relay API and transactional email service designed to ensure high inbox placement rates. The platform scales effortlessly from thousands to billions of emails per month, making it suitable for startups, growing businesses, and high-volume senders alike. SMTP.com offers both shared and dedicated IP options, along with optional add-ons like Reputation Defender for proactive email list validation and Insight Engine for customer data enrichment. The service is backed by expert in-house support and a managed migration service to ease transitions from other providers.

Data compiled by Toolradar Pricing checked Oct 27, 2026 · How we evaluate

Source smtp.com

Ratings Across the Web

2.9 (52 reviews)

SMTP.com holds an aggregate rating of 2.9 out of 5 from 52 reviews across G2, Capterra and SourceForge, last checked October 27, 2026.

SourceForge 2 reviews

0.5/5

Ratings aggregated from independent review platforms. Learn more

Preview

Key Features

Email Relay API with RESTful endpoints and easy integration
Transactional email service with low latency and high deliverability
Reputation Defender, proactive email list validation to protect sender reputation
Insight Engine, optional add-on for data-enriched customer insights
Dedicated IP and dedicated instance for high-volume senders
Managed migration service with templates for Sendgrid, Mailgun, and others

Pricing Plans

Pricing checked Oct 27, 2026. Source: smtp.com/pricing, read Oct 27, 2026

SMTP.com plans and prices, checked October 2026
Plan	Price	Details
Essential	$25 / Month	50,000 emails/mo Shared IP Email Relay API +3 more Show less Reliable Expert Support Detailed Reporting Reputation defender (add on)
Starter	$80 / Month	100,000 emails/mo Dedicated IP Email Relay API +3 more Show less Reliable Expert Support Detailed Reporting Reputation defender (add on)
Growth	$300 / Month	500,000 emails/mo Dedicated IP Email Relay API +3 more Show less Reliable Expert Support Detailed Reporting Reputation defender (add on)
Business	$500 / Month	1,000,000 emails/mo Dedicated IP Email Relay API +3 more Show less Reliable Expert Support Detailed Reporting Reputation defender (add on)
High Volume	Contact us	Minimum of 250 million emails/mo Dedicated instance of the SMTP platform 100% dedicated IP and MTA +3 more Show less No shared mail queue Dedicated and scalable API, callbacks/webhooks, notifications On demand statistics aggregation

Calculate your cost View full pricing

Is SMTP.com worth the price?

Good value

The $25 Essential tier is an affordable entry point, while the $300 Growth plan offers good value with a dedicated IP and 500,000 emails monthly.

This is best for businesses that prioritize deliverability and need a scalable API without managing infrastructure.

Hidden Costs & Gotchas

Reputation defender is an add-on

Full SMTP.com pricing: every plan, hidden costs and alternatives

How SMTP.com's pricing compares

At $25/mo, billed monthly, SMTP.com is mid-range of its 4 comparable direct competitors ($9 to $35/mo across the set).

Brevo

Postmark

$15

SendGrid

$19.95

SMTP.com

$25

Mailgun

$35

Not ranked, different unit or currency: Amazon SES $15/mo flat, whole organisation, billed monthly; Mailjet $9/mo flat, whole organisation, billed monthly.

Entry paid plan, monthly price, billed monthly. Pricing checked Oct 27, 2026.

SMTP.com by the numbers

Toolradar data: SMTP.com's entry paid plan ($25/mo, billed monthly) ranks #8 of 12 for price among the Email Deliverability tools with a verified entry price and no stated unit, where the median is $20/mo. As of Nov 2026.

SMTP.com compared with 27 Email Deliverability tools on Toolradar, as of Nov 2026
Metric	SMTP.com	Peer median	Position (1 is best)
Entry paid plan	$25/mo, billed monthly	$20/mo	#8 of 12 tools with no stated price unit, verified price
Free plan	No	15 of 27 have one	n/a
User rating	2.9/5 (across the web, 52 ratings)	4.5/5	#12 of 13 tools with 20+ reviews

Each position is counted among the tools that have data for that row, as noted under it. A lower entry price ranks higher; prices are read on vendor pages and compared only with tools priced on the same basis. All Email Deliverability data · How we compute this. Advertising and placement fees are not inputs to any position.

Cite this: Toolradar, “SMTP.com by the numbers”, Nov 2026.

Reviews

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2.9/5

Across 52 verified user reviews on G2, Capterra, SourceForge

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Best SMTP.com Alternatives

Top alternatives based on features, pricing, and user needs.

View full list →

Brevo Freemium

All-in-one marketing platform for email, SMS, and customer engagement

4.6

Mailgun Freemium

Send, parse, and validate emails with a reliable developer API

4.1

SendGrid Freemium

Deliver transactional and marketing emails with powerful APIs

4.1

Amazon SES Paid

Transactional email service from AWS

4.5

Mailjet Paid

Email marketing and transactional email

4.1

Postmark Freemium

Reliable, fast transactional email delivery for developers

4.7

Sparkpost Freemium

High-volume email sending with expert deliverability

3.9

SMTP2GO Freemium

Reliable and scalable email delivery service for businesses.

See all transactional email tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

All SMTP.com alternatives 8+ tools ranked, pricing + verdict per pick SMTP.com vs Brevo Head-to-head: features, pricing, who wins SMTP.com vs Mailgun Head-to-head: features, pricing, who wins SMTP.com vs SendGrid Head-to-head: features, pricing, who wins

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SMTP.com FAQ

How does Reputation Defender improve deliverability?

Reputation Defender uses big data to proactively monitor your email list health by suppressing invalid email addresses in real time before they are sent. This safeguards your domain and IP reputation, leading to consistently better delivery rates and inbox placement.

What is the Insight Engine add-on and how does it work?

The Insight Engine is an optional add-on that provides data-enriched insights into your customers. It gives you a deeper profile view, enabling better audience engagement and monetization opportunities via email. It is available on all plans at 20% of the plan cost.

Can I migrate from another email service provider like Sendgrid or Mailgun?

Yes, SMTP.com offers a managed migration service with dedicated templates and API mapping to ease transitions from providers like Sendgrid, Mailgun, and others. Their experienced team handles hundreds of migrations each month without disrupting your business.

What distinguishes the high-volume sender solution from standard plans?

The high-volume sender solution provides a dedicated instance of the SMTP platform in a private and secure cloud environment, along with 100% dedicated IP and MTA, no shared mail queue, dedicated and scalable API, callbacks/webhooks, and on-demand statistics aggregation. It also includes a dedicated account manager and tailored IP-warming plan.

How quickly can I start sending emails after signing up?

Onboarding is designed to be effortless, with just a few quick steps from sign up to your first send. You can be sending your first emails within minutes.

Do all plans include dedicated IP addresses?

No, only the Growth, Starter, and Business plans include a dedicated IP. The Essential plan uses a shared IP. Higher-tier plans and the high-volume solution offer dedicated IPs and dedicated instances.

What kind of support is available for custom API integrations?

SMTP.com provides expert integration and development help from an experienced team that guides you through each step. This includes custom API integrations, managed onboarding, and turnkey migration support.

Is there a limit on how many emails I can send per month?

Plans start at 50,000 emails per month and scale up to 1,000,000 emails per month with standard plans. For senders needing more than 250 million emails per month, a custom high-volume solution with a dedicated platform is available.

How does SMTP.com pricing compare with other Email Deliverability tools?

SMTP.com's entry paid plan ($25/mo, billed monthly) ranks #8 of 12 for price among the Email Deliverability tools with a verified entry price and no stated unit, where the median is $20/mo. Prices are read on each vendor's own pricing page and compared only with tools priced on the same basis. Source: Toolradar, Nov 2026.

Source: smtp.com

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