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SMTP2GO review

Transactional email APIssmtp2go.com★★★★☆ 3.7/5 our score

SMTP2GO in short

SMTP2GO is a transactional email service with API + SMTP and a delivery focus. It is solid for sending, with cost and dedicated infrastructure scaling with volume.

Verdict: SMTP2GO is a capable transactional email API, though cost and delivery control improve only past the free tier.

Pros

  • …> > Updated firmware to latest versions > Tried using different SMTP accounts, one with Mimecast, the other with SMTP2GO > Tried mirroring
  • …broke it, but with a bit of tweaking it is working again. So I am good for probably another 5 years, Will go with SMTP2GO after that, unles
  • It's pushed so hard because it's one of the cheaper options that just simply works. But a simple Google search for SMTP relay service will g
  • REST API + SMTP relay, both

Cons

  • …Alternatively, use an SMTP relay that handles reputation managed for your outbound. For personal use volume, its free. SMTP2GO is a good on
  • I very well could be chasing ghosts, but I can confirm sending from Postmark, SES, or SMTP2GO to a client who uses Avanan generates a DMARC
  • …Are you getting these errors for existing devices randomly or is it only when you set up a new device to work with smtp2go? I have a theory
  • …free SMTP services offer horrible deliverability. Use some of the major players for transactional emails: Mailtrap, SMTP2Go, Mailgun,…
  • Free tiers are small (100s/day)
  • Accounts sometimes blocked
  • Applicants bounce out of the flow

What people say on Reddit

All 24
4 critical4 mixed16 positive
Criticalr/SelfHostingFeb 2026▲ 2

selfhosting email in 2026 is effectively

…Alternatively, use an SMTP relay that handles reputation managed for your outbound. For personal use volume, its free. SMTP2GO is a good one to recommend solving that big complaint you…

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Criticalr/mspAug 2025▲ 1

avanan is not truly api based for outbound mail

I very well could be chasing ghosts, but I can confirm sending from Postmark, SES, or SMTP2GO to a client who uses Avanan generates a DMARC failure report. Hypothetically, if I sent to a non-client who used Avanan, I would receive the same DMARC failure report, and I have no control over their…

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Criticalr/mspSep 2025▲ 1

smtp2go problems with microsoft

…Are you getting these errors for existing devices randomly or is it only when you set up a new device to work with smtp2go? I have a theory that smtp2go sends emails from new devices through low reputation IPs in case they are spam or something, even if the SMTP user isn't…

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What people say on G2

All 2
1 critical0 mixed1 positive
Criticalg2

SMTP2GO Reviews 2026: Details, Pricing, & Features - G2

to find out how SMTP2GO works for a business like yours. ... ### SMTP2GO Reviews (226) ... What do you like best about SMTP2GO? ... What do you like best about SMTP2GO? I find that SMTP2GO clears emails efficiently. ... What do you dislike about SMTP2GO? SMTP2GO suspended my account without any clear reason after integrating it with my website for email marketing, claiming unusual activities. ... What problems is SMTP2GO solving and how is that benefiting you? SMTP2GO efficiently clears emails, but my account was unfairly suspended. ... We've been using SMTP2GO for 4 years, and it has been incredibly easy to configure and completely reliable. As a web development agency, we also recommend SMTP2GO to our clients for seamless email delivery. ... Great job, SMTP2GO Team! ... What do you dislike about SMTP2GO? One of the main drawbacks of SMTP2GO is its pricing, which can be higher than some competitors, particularly for businesses that require high-volume email sending. ... Despite these minor concerns, SMTP2GO remains a dependable solution for email delivery. ... Unlike traditional SMTP servers, SMTP2GO provides a hassle-free integration process, saving us time and effort in managing email services. ... By using SMTP2GO, we also benefit from its reliable uptime and strong security features like SPF, DKIM, and DMARC authentication, which help protect our emails from being spoofed or blocked.

View original on g2
Positiveg2

www.g2.com › products › smtp2goTop 10 SMTP2GO Alternatives & Competitors in 2026 | G2

# Top 10 SMTP2GO Alternatives & Competitors ... The best overall alternative to SMTP2GO is Brevo, rated ~4.5 stars on G2 from 2608+ reviewers. ... Other well-known alternatives to SMTP2GO are: - Twilio SendGrid Email API – known for api quality and easy integrations (G2 star rating ~4.0) ... The best alternatives to SMTP2GO include Brevo Marketing Platform (4.5/5 stars, 2,570 reviews), Twilio SendGrid Email API (4.0/5 stars, 368 reviews), Mailgun (4.2/5 stars, 321 reviews), Amazon SES (4.3/5 stars, 203 reviews), and Mailjet (4.0/5 stars, 174 reviews). ... These alternatives are preferred for their richer feature sets, better segmentation, and enhanced automation compared to SMTP2GO.

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What people say on Capterra

All 2
0 critical2 mixed0 positive
Mixedcapterra

SMTP2GO Reviews 2026. Verified Reviews, Pros & Cons

title: "SMTP2GO Reviews 2026. ... description: "Is SMTP2GO the right Email Management solution for you? ... source_url: "https://www.capterra.com/p/166646/SMTP2GO/reviews/" ... SMTP2GO ... # Reviews of SMTP2GO ... “The customer wouldn't be moving to a paid service if the free service wasn't crappy, and in my experience no ISP can or has offered what dedicated services like smtp2go can offer.“ ... “SMTP2GO stands out as a dependable, security-aware, and easy-to-use email delivery platform.“ ... I have been using SMTP2GO for over 7 years now and it is the top tier vendor in the industry. ... Overall, SMTP2GO has been a rock-solid addition to my stack. ... I really do not have any issues with SMTP2go. ... ### "SMTP2Go - not suitable for my business" ... Be aware that SMTP2Go focuses on sending emails. ... We haven't found any negative about smtp2go. ... It only took an hour to be fully up and running with SMTP2GO. ... SMTP2GO stands out as a dependable, security-aware, and easy-to-use email delivery platform. ... SMTP2go is our go-to any time we need an easy to implement SMTP solution for things like multi-function devices or scripting & automation, and it has not once failed, not even a hiccup. ... ### "SMTP2GO Review " ... After many hours with them all they could suggest was that i upgrade my account so i did some research and found SMTP2GO and now we use them to send all our email. ... My experience with SMTP2GO has been better than expected. ... Overall I'm very satisfied with SMTP2GO. Our email volume is around 30k per month and SMTP2GO can easily handle it without any downtime or lag.

View original on capterra
Mixedcapterra

Page 2 | SMTP2GO Reviews 2026. Verified Reviews, Pros & Cons

# Page 2 | SMTP2GO Reviews 2026. Verified Reviews, Pros & Cons | Capterra > Page 2 - Is SMTP2GO the right Email Management solution for you? ... SMTP2GO ... # Page 2 - Reviews of SMTP2GO ... Also the number of outages smtp2go has had is effectively zero. My clients' perception of email delivery is that it's 100% bullet proof, and this is partly due to smtp2go's staff and service. ... I use smtp2go for multiple customers, and i'm passing on the costs, but for the customer it can initially feel a bit like range anxiety when they don't know how much their spend is going to be, especially when they are coming off a "free" service (usually provided by their ISP). ... The customer wouldn't be moving to a paid service if the free service wasn't crappy, and in my experience no ISP can or has offered what dedicated services like smtp2go can offer. ... I'm sending emails from 3 years by using SMTP2GO, I got each support & help from the support team & also got 95% or more inbox ratio. ... Overall I am very happy with smtp2go and would recommend them to other users. ... SMTP2GO offered more flexibility and was easier to program for relays. ... ### "Don't mess around with others, get SMTP2go!" ... I also use SMTP2GO as an addon to my clients as a free service, ensuring of email sending ease. ... SMTP2go is our go-to any time we need an easy to implement SMTP solution for things like multi-function devices or scripting & automation, and it has not once failed, not even a hiccup. ... we had no choice but to rely on a smart-host like SMTP2Go. ... ### "SMTP2GO Review "

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What people say on Trustpilot

All 2
0 critical1 mixed1 positive
Mixedtrustpilot

Read Customer Service Reviews of www.smtp2go.com

# SMTP2GO Reviews ... We use SMTP2GO for legitimate educational and administrative emails, with relatively low sending volumes. ... I hope SMTP2GO will continue improving communication and provide specific evidence when investigating suspicious activity, so legitimate customers can resolve such issues more efficiently. ... Our bounce numbers jumped after one newsletter, and the SMTP2GO review team wrote to ask what was going on. ... We currently have one client using SMTP2GO while we evaluate the service in a live environment, and our first impressions have been very positive.

View original on trustpilot
Positivetrustpilot

Read Customer Service Reviews of www.smtp2go.com - Trustpilot

SMTP2GO Reviews | Read Customer Service Reviews of www.smtp2go.com | 8 of 89 ... # SMTP2GO Reviews ... The SMTP2Go product simply works! ... We've used SMTP2Go for about 2 years now and it is the best product for outbound email I've found. ... SMTP2GO solved all of them. ... Jose from smtp2go guided me through all the settings that needed to update. ... SMTP2GO has reliable up time, an intuitive user interface with simple to configure logins and usage statics graphs.

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What people say on All reviews

All 11
1 critical4 mixed6 positive
Criticalg2

SMTP2GO Reviews 2026: Details, Pricing, & Features - G2

to find out how SMTP2GO works for a business like yours. ... ### SMTP2GO Reviews (226) ... What do you like best about SMTP2GO? ... What do you like best about SMTP2GO? I find that SMTP2GO clears emails efficiently. ... What do you dislike about SMTP2GO? SMTP2GO suspended my account without any clear reason after integrating it with my website for email marketing, claiming unusual activities. ... What problems is SMTP2GO solving and how is that benefiting you? SMTP2GO efficiently clears emails, but my account was unfairly suspended. ... We've been using SMTP2GO for 4 years, and it has been incredibly easy to configure and completely reliable. As a web development agency, we also recommend SMTP2GO to our clients for seamless email delivery. ... Great job, SMTP2GO Team! ... What do you dislike about SMTP2GO? One of the main drawbacks of SMTP2GO is its pricing, which can be higher than some competitors, particularly for businesses that require high-volume email sending. ... Despite these minor concerns, SMTP2GO remains a dependable solution for email delivery. ... Unlike traditional SMTP servers, SMTP2GO provides a hassle-free integration process, saving us time and effort in managing email services. ... By using SMTP2GO, we also benefit from its reliable uptime and strong security features like SPF, DKIM, and DMARC authentication, which help protect our emails from being spoofed or blocked.

View original on g2
Mixedtrustpilot

Read Customer Service Reviews of www.smtp2go.com

# SMTP2GO Reviews ... We use SMTP2GO for legitimate educational and administrative emails, with relatively low sending volumes. ... I hope SMTP2GO will continue improving communication and provide specific evidence when investigating suspicious activity, so legitimate customers can resolve such issues more efficiently. ... Our bounce numbers jumped after one newsletter, and the SMTP2GO review team wrote to ask what was going on. ... We currently have one client using SMTP2GO while we evaluate the service in a live environment, and our first impressions have been very positive.

View original on trustpilot
Mixedcapterra

SMTP2GO Reviews 2026. Verified Reviews, Pros & Cons

title: "SMTP2GO Reviews 2026. ... description: "Is SMTP2GO the right Email Management solution for you? ... source_url: "https://www.capterra.com/p/166646/SMTP2GO/reviews/" ... SMTP2GO ... # Reviews of SMTP2GO ... “The customer wouldn't be moving to a paid service if the free service wasn't crappy, and in my experience no ISP can or has offered what dedicated services like smtp2go can offer.“ ... “SMTP2GO stands out as a dependable, security-aware, and easy-to-use email delivery platform.“ ... I have been using SMTP2GO for over 7 years now and it is the top tier vendor in the industry. ... Overall, SMTP2GO has been a rock-solid addition to my stack. ... I really do not have any issues with SMTP2go. ... ### "SMTP2Go - not suitable for my business" ... Be aware that SMTP2Go focuses on sending emails. ... We haven't found any negative about smtp2go. ... It only took an hour to be fully up and running with SMTP2GO. ... SMTP2GO stands out as a dependable, security-aware, and easy-to-use email delivery platform. ... SMTP2go is our go-to any time we need an easy to implement SMTP solution for things like multi-function devices or scripting & automation, and it has not once failed, not even a hiccup. ... ### "SMTP2GO Review " ... After many hours with them all they could suggest was that i upgrade my account so i did some research and found SMTP2GO and now we use them to send all our email. ... My experience with SMTP2GO has been better than expected. ... Overall I'm very satisfied with SMTP2GO. Our email volume is around 30k per month and SMTP2GO can easily handle it without any downtime or lag.

View original on capterra

SMTP2GO pricing

Details
PlanPriceIncludes
Free100/day-3K/moDev & trial
Growth~$15-30/mo (50K)Full sending
ScaleUsage/volumeDedicated IPs

Frequently asked questions

Best deliverability?

Dedicated IPs on paid tiers.

Free tier enough?

For dev/small.

API or SMTP?

Both, almost all.