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SMTP2Go

SMTP2Go

Guaranteed email delivery, no matter what.

#1 dans Transactional Email
2 min read · Updated 11/17/2025
SMTP2Go homepage screenshot

At a glance

Quick overview for SMTP2Go: rating, pricing summary, key features, and highlights.

Ciroapp review

4.7
Top-tier reliability with outstanding support.

We found SMTP2Go offers highly reliable email delivery backed by truly exceptional customer support, making it an excellent choice for businesses requiring guaranteed transactional or bulk mailing. Overall, this service provides superior stability and value, even though one recent user reported concerning API speed issues.

Pros

  • Pro:Extremely reliable infrastructure ensures high deliverability and uptime.
  • Pro:Award-winning, 24/7 technical support is consistently fast and expert.
  • Pro:User interface and portal are intuitive and easy to configure.
  • Pro:Generous Free plan available for testing and small projects.

Cons

  • Con:One user reported recent API slowness and stability issues.
  • Con:Premier Custom (high volume) enterprise pricing is not transparently listed.
Free trial
Yes
Money-back guarantee
Yes — 30 days
Range: $10–$75+/monthFree plan, Monthly subscription, Yearly subscription, Usage-based pricing
This section is a summary. Detailed sections about features, use cases, pricing, and reviews follow below.
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SMTP2Go review, pricing, features, pros & cons

Are you tired of emails disappearing, hitting spam folders, or running into arbitrary sending limits? Many web host SMTP services are just an afterthought, causing serious frustration and deliverability nightmares. ✨ SMTP2Go solves this core problem.

It provides reliable infrastructure and handles complex technical configurations like SPF and DKIM automatically. Now you can focus on your business, knowing your essential emails will land successfully.

What is SMTP2Go?

SMTP2Go is a dedicated email delivery service designed to ensure your messages always reach the recipient’s inbox. It acts as a powerful central hub for all your sending needs. Whether you need to send transactional emails from your application or general correspondence from a desktop client like Outlook, this service efficiently manages the delivery of your mail.

Businesses executing a substantial number of emails, including database and system developers, find this platform to be an invaluable, frictionless tool. It is specifically built for professional email management and stability. 💡

SMTP2Go Key Features

✨ Guaranteed Uptime with Resilient Infrastructure 🛡️

You need email delivery that never stops, even during unexpected crises. SMTP2Go operates using a redundant, multi-data center infrastructure. This design guarantees high reliability and constant uptime.

Emails will still be sent successfully, even if a major internet outage occurs. You can trust your essential communications will land without interruption, offering unparalleled peace of mind.

✨ Proactive Deliverability Assurance

It's frustrating when necessary emails disappear into the spam folder. SMTP2Go ensures your messages always reach the recipient’s inbox by handling complex technical requirements automatically. The service uses proactive measures to prevent common deliverability problems before they cause issues. It actively stays a step ahead of blacklists by preventing the root cause of problems before they happen.

You don't need prior technical knowledge to secure your domain. Essential configurations are handled automatically for your domain names, helping emails stay out of the spam folder. This includes ensuring correct configurations for SPF and DKIM.

✨ Enhanced Monitoring and Detailed Reporting

Stay informed about the health of your sending account instantly. Monitoring is built directly into the service for immediate awareness. If a potential issue arises, like a sudden increase in your bounce rate, you will get alerted immediately.

Enhanced delivery reports and analytical tools help you troubleshoot quickly. The easily downloaded result data is well organized, fitting perfectly into custom solutions. This organization helps you incorporate results with your backend systems easily.

✨ Bypass Throttling and Arbitrary Limits

Stop letting basic hosting limits hold your business back. Many ISP or web host SMTP services enforce low hourly or daily sending limits. These arbitrary restrictions are often run just as an afterthought.

SMTP2Go is built for professional volume, allowing you to bypass throttling completely. This means these arbitrary restrictions will no longer hold back your necessary email volume. It ensures you can execute a substantial number of emails whenever necessary.

✨ Flexible Sending for Every Need

SMTP2Go acts as a powerful central hub for all your sending requirements. You gain the flexibility to send virtually any type of email successfully. Whether you are using a desktop client or integrating mail into a complex application, the service efficiently manages the delivery of your mail.

This robust system supports many sending types:

  • Sending transactional emails directly from your application.
  • Sending general correspondence from desktop clients like Outlook.
  • Sending marketing emails with a built-in unsubscribe link.

✨ World-Class, Round-the-Clock Support

If you ever have a question or technical issue, expert help is always available. SMTP2Go offers unlimited access to their friendly, Stevie® award-winning support team. This assistance is truly round-the-clock, completely free, and consistently recognized as outstanding.

You will receive actionable information quickly to solve problems. Staff members work to educate you and resolve the issue, rather than just referring you to articles you may have already read.

Use Cases

🔗 Integrating Essential Application Emails

A database or system developer needs reliable infrastructure for their solution. They cannot rely on arbitrary limits often imposed by standard web hosts. SMTP2Go provides a frictionless mailing platform for integration into your application.

You can send both everyday general messages and detailed database marketing emails seamlessly. The robust API allows you to integrate mailing functionality instantly. Detailed delivery reports help confirm that essential account updates and notifications arrive reliably every time.

🚀 Escaping Arbitrary Volume Restrictions

Many ISP or web host SMTP accounts only offer limited sending functionality as an afterthought. These services often enforce strict, low hourly or daily limits. When your business grows, these arbitrary restrictions prevent you from sending necessary updates or high volumes quickly.

We switched to SMTP2Go to bypass this throttling entirely. The dedicated service handles a substantial number of emails without issue. Now, you can execute necessary volume, ensuring timely communication with all your customers.

🛡️ Guaranteeing Emails Stay Out of Spam Folders

Deliverability is crucial; important emails must reach the inbox. If your emails land in spam, technical failures like missing SPF or DKIM configurations are often to blame. You don't need any prior knowledge to fix this complex issue.

SMTP2Go handles these essential security configurations automatically for your domain names. This proactive approach helps keep you off blacklists by preventing the cause of problems before they start. Your reputation is protected, and delivery rates stay high.

💡 Maintaining Business Continuity During Outages

Your email flow should never stop. If a major internet or server outage occurs, standard email providers may simply halt service, leading to massive downtime. This situation negatively impacts your operations and reputation.

Our redundant, multi-data center infrastructure ensures constant uptime and maximum reliability. Emails are still sent successfully, even during unforeseen events. You gain unparalleled peace of mind knowing your critical emails will always be delivered.

🔔 Troubleshooting Deliverability with Instance Alerts

How would you know if potential problems are affecting your account, such as a sudden jump in bounce rates? Without proactive monitoring, you could be losing customers without knowing why.

Monitoring is built directly into the service to help you. You'll find out immediately if an issue exists with your account, requiring attention. Enhanced delivery reports help you troubleshoot quickly and efficiently. This allows you to address compliance issues or data errors before they become significant roadblocks.

🗂️ Managing Multiple Clients Through Subaccounts

If you manage email sending for several different clients or internal departments, organization is key. The subaccount management feature helps you segregate email streams clearly.

Tip: This feature simplifies billing and quota management for agencies.

You can give each user or client their own distinct sending environment. This separation allows for simpler tracking and easier troubleshooting. You're also proactively updated if any specific account nears its allocated quota.

Pricing Overview for SMTP2Go

Pricing range
$10–$75+/month
Pricing types
Free plan, Monthly subscription, Yearly subscription, Usage-based pricing
Money-back guarantee
Yes — 30 days

SMTP2Go offers four main pricing tiers, including a generous Free plan and scalable paid subscriptions. Paid plans start at $10 per month or save money by choosing annual billing, which provides two months free.

Plans & Pricing

Free

Contact for pricing
Usage limits not explicitly stated; features are limited compared to paid tiers.
  • 5 days Real Time Activity Log
  • 5 Verified Senders
  • 2 Team members
  • Ticket Support
  • Live Chat/Phone support for the first 14 days
Start your free account

Starter

Monthly$10
Yearly$100
10,000 emails/mo. Extra emails: $1 / thousand.
  • 10,000 emails/mo included
  • Ticket/chat/phone support
  • 30 days of email reporting
  • Subaccount management
  • SMS messaging
Start your free account

Professional

Monthly$75
Yearly$750
100,000 emails/mo. Extra emails: $0.85 / thousand.
  • 100,000 emails/mo included
  • Dedicated IP address
  • Email testing tools
  • Ticket/chat/phone support
  • Subaccount management
  • SMS messaging
Start your free account

Premier Custom

Monthly$75
Yearly$750
Over 3,000,000 emails/mo. Extra emails available (rate not specified).
  • Over 3,000,000 emails/mo allocated
  • Personalized setup & support for enterprise-level senders
  • Dedicated IP address
  • Email testing tools
  • Ticket/chat/phone support
  • Subaccount management
  • SMS messaging
Start your free account

SMTP2Go costs between $100 and $750+ per year with four plans: Free (no price listed), Starter at $100/year, Professional at $750/year, and Premier Custom starting at $750/year.

Here’s a quick overview of the available plans and what they include.

Free

Price: Not explicitly stated Websites Supported: Not explicitly stated Best For: Testing, Small projects, or very infrequent sending Refund Policy: Not explicitly stated Other Features:

  • Real Time Activity Log (5 days storage)
  • Up to 5 verified senders
  • Limited to 2 team members
  • Live chat and phone support for the first 14 days

You can use our Free plan for as long as you like. It's perfect for testing out the service interface or managing very low email volumes without any financial commitment. It lets you experience our reliable service and excellent support firsthand. 😊

Starter

Price: $100/year (or $10/mo) Websites Supported: Not explicitly stated Best For: Small businesses or high-volume testers Refund Policy: 30-day money-back Other Features:

  • 10,000 emails allocated monthly
  • 30 days of email reporting
  • Subaccount management
  • SMS messaging available
  • Extra emails cost $1 per thousand

The Starter plan is a great entry point if you need reliable sending for a small user base or application. This tier gives you full access to features like unlimited SMTP users and API keys, along with support via ticket, chat, or phone. It ensures your small email volume is handled professionally.

Professional (RECOMMENDED)

Price: $750/year (or $75/mo) Websites Supported: Not explicitly stated Best For: Established businesses needing high volume and control Refund Policy: 30-day money-back Other Features:

  • 100,000 emails allocated monthly
  • Dedicated IP address included
  • Email testing tools
  • Subaccount management and SMS messaging
  • Extra emails cost a lower rate of $0.85 per thousand

This recommended plan is designed for serious senders who require enhanced control and superior deliverability. The inclusion of a dedicated IP address is key for managing your reputation, while email testing tools help you optimize message performance before launching campaigns. It's the ideal choice for business growth.

Premier Custom

Price: Starts at $750/year (or $75/mo) Websites Supported: Not explicitly stated Best For: Enterprise-level mailers sending millions of emails Refund Policy: 30-day money-back Other Features:

  • Over 3,000,000 emails allocated monthly
  • Personalized setup and dedicated support
  • Dedicated IP address and Email testing tools
  • Subaccount management and SMS messaging
  • Extra emails available (rate not listed)

Premier Custom is built for companies handling massive volumes—over three million emails monthly. While the plan starts at the Professional price point, the actual cost will be customized for your exact needs and volume. We ensure these enterprise-level senders receive personalized setup and dedicated attention for mission-critical delivery.

We love what we do, and we want you to love it too! You can start right now with a Free account, or simply choose one of the paid plans. All paid plans are protected by our fantastic 30-day promise: if you don’t love SMTP2Go within 30 days, we’ll give you a full refund. You get peace of mind knowing you can cancel anytime.

User Reviews

SMTP2Go enjoys overwhelmingly positive external feedback, reflected in its 4.8 rating across thousands of reviews. Users consistently praise the service for its rock-solid reliability—many note that implementation was easy and the platform "just works" without needing constant micro-management.

Deliverability is a key strength; customers report a high success rate, ensuring essential messages land successfully. The customer support receives exceptional commendation; reviewers repeatedly mention the quick, expert, and human response via phone or instantaneous online chat, often resolving complex issues within minutes.

Pricing is considered cost-effective, offering excellent value for the quality of service provided, from the generous Free plan up through the high-volume Professional tier. While onboarding and the interface are generally described as "straightforward" and functional, one recent concern mentioned the API being incredibly slow (up to 10 seconds) and experiencing stability issues.

Despite this isolated complaint, the overall sentiment highlights SMTP2Go as a professional solution offering guaranteed delivery and award-winning responsiveness. ✅

What users say elsewhere

Alex K.
· Trustpilot
5.0 / 5

SMTP2GO was very easy to deploy and has worked flawlessly since implementation. It's nice having a platform that works well without the need for constant micro-management. I highly recommend it.

Jane C.
· Trustpilot
5.0 / 5

The quality of the support we receive surely cannot be paid for by the rather small fee they charge for our Starter plan. They are very competent and provide fast support should you need it.

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Why use SMTP2Go?

Stop worrying about frustrating limitations and complex server configurations. Choosing SMTP2Go means investing in guaranteed delivery and unparalleled peace of mind. Here is why this service stands out:

  • Maximum Reliability: A redundant, multi-data center infrastructure ensures constant uptime. Emails are still sent successfully, even if a major internet outage occurs, meaning no more downtime.
  • Avoid Throttling and Limits: You can bypass the low hourly or daily limits often enforced by basic ISP or web host services. These arbitrary restrictions will no longer hold back your necessary email volume.
  • Proactive Deliverability Tools: The system keeps you off blacklists by preventing the root cause of problems before they start. It also handles essential security configurations, like SPF and DKIM, automatically so emails stay out of the spam folder.
  • Instant Problem Alerts: Monitoring is built directly into the service. You'll find out immediately if a potential issue exists with your account, such as a sudden jump in your bounce rate. Enhanced delivery reports help you troubleshoot quickly.
  • Round-the-Clock Support: Help is always available from their friendly, Stevie® award-winning support team. You get unlimited access to expert, round-the-clock assistance, completely free. This expertise is consistently recognized as outstanding. ✅

SMTP2Go offers a professional, reliable solution to the specific complexities of guaranteed email delivery. Their commitment to superior customer service and infrastructure stability makes them stand out. Simply put, if dependable email delivery is crucial for your operation, SMTP2Go is an essential investment. 🚀

Ready to transform your workflow with SMTP2Go?

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Frequently Asked Questions

Is the pricing model based on the number of team members or the volume of emails sent?

Pricing is based strictly on the volume of emails you send each month. All paid plans include unlimited SMTP users and unlimited API keys. The Free plan is limited to two team members.

How long can I use the Free plan before I am required to upgrade to a paid subscription?

You can use the Free plan for testing purposes and very low email volumes for as long as you like. However, the free account features are limited, including only 5 days of activity logging and 5 verified senders.

What happens if I exceed my monthly email quota on a paid plan?

If you exceed your monthly allocated emails, you will be charged an overage rate. For the Starter plan, extra emails cost $1 per thousand, while the Professional plan offers a reduced rate of $0.85 per thousand.

What specific integrations or plugins does SMTP2Go offer?

SMTP2Go provides a comprehensive Email API for applications and specific integrations. These include a dedicated WordPress plugin, a cPanel/WHM plugin, a Slack integration, and various Open Source Software (OSS) libraries.

Which plans include a critical dedicated IP address for better sender reputation?

The Professional plan and the Premier Custom plan both automatically include a dedicated IP address. This feature allows you greater control over your email reputation and deliverability.

What is the policy for refunds or cancelling my paid subscription?

You can cancel your subscription at any time. All paid plans are protected by a 30-day money-back guarantee, allowing you to receive a full refund if you cancel within the first month.

How long are my email activity data and reports kept in the system?

The duration depends on your plan, with the Free plan keeping real-time logs for five days, and paid plans keeping reports for 30 days. You can purchase an add-on to extend your data storage duration up to two years.

Does SMTP2Go assist with migrating emails from my current service?

Not explicitly stated on the official site. They provide detailed setup guides, and their award-winning support team is available 24/7 to help you with configuration questions.

As a Free account user, will I receive access to live chat and phone support?

Free accounts receive continuous ticket-based support. They also get temporary access to both live chat and toll-free phone support for the first 14 days after signup.

If I am setting up a large enterprise account, can I get personalized setup assistance?

Yes, the Premier Custom plan for high-volume senders includes personalized setup and dedicated support. This ensures enterprise clients receive special attention for critical delivery needs.

What security and compliance certifications does SMTP2Go hold?

They operate using TLS and SSL encryption and comply with GDPR requirements. Furthermore, SMTP2Go is certified with both the ISO27001 standard for information security and ISO9001 for quality management.

Can I sign up and create an account using a generic email provider like Gmail or Yahoo?

No, the signup fields specifically state that they require an email address at a private domain. They do not allow registrations using public domain addresses.

Does SMTP2Go offer a guaranteed response time or SLA for customer support inquiries?

Not explicitly stated on the official site regarding support response times. However, they do offer an official Service Level Agreement (SLA) guaranteeing high uptime for uninterrupted email delivery.

Are there specific tools available for testing emails before they are sent to recipients?

Yes, the Professional and Premier Custom plans include email testing tools. These tools allow you to preview and test emails to check formatting and spam scores before sending them live.

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