What the evidence answers

A reading of reviewed official documentation for SendGrid and SMTP2GO. It is not a hands-on test, a ranking or a recommendation of one product.

Price

  • SendGrid From $19.95/mo
    • Free Trial: no subscription charge
    • Essentials: $19.95 monthly
    • Pro: $89.95 monthly
    • Premier: Vendor quotation required
  • SMTP2GO From $15/mo
    • Free: no subscription charge
    • Starter: $15.00 monthly
    • Starter: $150.00 annual ($12.50/mo equivalent)
    • Professional: $75.00 monthly
    • Professional: $750.00 annual ($62.50/mo equivalent)
    • Premier: Vendor quotation required

Both list prices on the same basis. Compare what each plan includes; the lower amount alone does not make the better choice.

Documented for both

Sending volume
SendGrid Free Trial: 100 emails per dayEssentials: 50,000 to 100,000 emails a monthPro: 100,000 to 2,500,000 emails a month
SMTP2GO Free: 1,000 emails per monthStarter: 10,000 emails per monthProfessional: 100,000 emails per monthPremier: More than 3,000,000 emails a month
Log retention
SendGrid Free Trial: 3 days of searchable email activityEssentials: 3 days of searchable email activityPro: 7 days of searchable email activityPremier: 7 days of searchable email activity
SMTP2GO Free: 5 days of email reportingStarter: 30 days of email reportingProfessional: 30 days of email reporting
Dedicated IP
SendGrid Pro and Premier include dedicated IPs; more can be purchased.Pro: 1 dedicated IP includedPremier: 1 dedicated IP included
SMTP2GO Professional: Dedicated IP address included
Support
SendGrid Access to expert services and personalized support is listed as available for purchase.
SMTP2GO Starter: ticket, chat and phone support.Free: Ticket support; toll-free phone and live chat for the first 14 days onlyProfessional: Ticket, chat and phone support
Overage charges
SendGrid Sending past the plan's allowance may add overage charges on top of the monthly rate; the rate is not published on the pricing page.
SMTP2GO Free: Extra emails are not permitted on Free.

Limits to check

  • SendGrid The only free option is a 60-day trial at 100 emails a day, not a permanent free plan.
  • SMTP2GO The free plan is limited to 200 emails a day and does not allow extra emails.

Not verified yet

Every compared requirement has evidence for at least one.

Documented for one product only, shown in the table below: SendGrid: webhooks and events; SMTP2GO: sender domains.

Not verified means our reviewed sources do not establish it. It does not mean a product lacks the capability or that it costs nothing.

Next steps

  • Ask SendGrid about sender domains; our sources do not establish it yet.
  • Ask SMTP2GO about webhooks and events; our sources do not establish it yet.
Documented scope and limits; unverified dimensions remain unknown.
RequirementSendGridSMTP2GO
Pricing
From $19.95/mo

Compare all 4 plans

Who it is for
Email API for application email, priced by monthly send volume and feature tier.

Verified Oct 11, 2026 · SendGrid: official product and plan documentation

Email delivery for transactional email from apps, everyday email from Outlook and marketing email with an unsubscribe link.

Verified Oct 11, 2026 · SMTP2GO homepage

Coverage limits
The only free option is a 60-day trial at 100 emails a day, not a permanent free plan.

Verified Oct 11, 2026 · SendGrid: official product and plan documentation

The free plan is limited to 200 emails a day and does not allow extra emails.

Verified Oct 11, 2026 · SMTP2GO pricing, loaded monthly plan cards

Sending volume
  • Free Trial 100 emails per day
  • Essentials 50,000 to 100,000 emails a month
  • Pro 100,000 to 2,500,000 emails a month
  • Free 1,000 emails per month
  • Starter 10,000 emails per month
  • Professional 100,000 emails per month
  • Premier More than 3,000,000 emails a month
Sender domainsNot verified
SPF and DKIM are set up automatically for your sending domains.

Verified Oct 11, 2026 · SMTP2GO homepage

Log retention
  • Free Trial 3 days of searchable email activity
  • Essentials 3 days of searchable email activity
  • Pro 7 days of searchable email activity
  • Premier 7 days of searchable email activity
  • Free 5 days of email reporting
  • Starter 30 days of email reporting
  • Professional 30 days of email reporting
Webhooks and events
  • Free Trial 1 event webhook
  • Essentials 2 event webhooks
  • Pro 5 event webhooks
  • Premier 5 event webhooks
Not verified
Dedicated IP
Pro and Premier include dedicated IPs; more can be purchased.

Verified Oct 11, 2026 · SendGrid: official product and plan documentation

  • Pro 1 dedicated IP included
  • Premier 1 dedicated IP included
  • Professional Dedicated IP address included
Support
Access to expert services and personalized support is listed as available for purchase.

No price is shown.

Verified Oct 11, 2026 · SendGrid: official product and plan documentation

Starter: ticket, chat and phone support.

Verified Oct 11, 2026 · SMTP2GO: official product and plan documentation

  • Free Ticket support; toll-free phone and live chat for the first 14 days only
  • Professional Ticket, chat and phone support
Overage charges
Sending past the plan's allowance may add overage charges on top of the monthly rate; the rate is not published on the pricing page.

SendGrid suggests upgrading if you regularly hit the limit.

Verified Oct 11, 2026 · SendGrid: official product and plan documentation

  • Free Extra emails are not permitted on Free.
Coverage note

Additional IPs can be bought as an add-on.

More history is available for purchase.

Volume is selected at purchase.

At the default volume shown.

Choose two or three products.