SMTP2GO vs Customer.io Comparison (2025)

What are the differences between SMTP2GO and Customer.io?

Forward Email فريق
كتبه
Forward Email فريقVerified
Published
7/1/25
حان وقت القراءة
أقل من 5 دقائق
We recommend Forward Email as the best alternative to SMTP2GO.

مقارنة خدمات البريد الإلكتروني

20 facts in comparison
SMTP2GOvs.Customer.io

SMTP2GO

Like a first-class courier, for email
"Like a first-class courier, for email"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • تصنيف مرصد HTTP الخاص بموزيلا
  • اختبار خادم SSL من Qualys SSL Labs
vs.

Customer.io

Send messages people actually want to receive using real-time customer data
"Send messages people actually want to receive using real-time customer data"
  • Hardenize Test
  • Internet.nl Site Test
  • Internet.nl Mail Test
  • تصنيف مرصد HTTP الخاص بموزيلا
  • اختبار خادم SSL من Qualys SSL Labs
$10/moالتسعير$100/mo
لا SMTP2GO does not support storageتخزينلا Customer.io does not support storage
50 MBAttachments2 MB
لامفتوح المصدرلا
لاالتشفير المعزول لا
لاUnlimited Domainsلا
لاأسماء مستعارة غير محدودةلا
لاTTI لا
نعمSMTPنعم
لاIMAPلا
لاPOP3لا
نعمAPIنعم
لاE2EE لا
لاOpenPGP لا
لاWKD لا

Email Service Screenshots

Closed-source

SMTP2GO

SMTP2GO is a closed-source email service. Their website says: Like a first-class courier, for email

SMTP2GO is a closed-source email service.
Photo by Forward Email
Visit Website
Closed-source

Customer.io

Customer.io is a closed-source email service. Its description from its website is: Send messages people actually want to receive using real-time customer data

Customer.io is a closed-source email service.
Photograph by Forward Email
Go to site

Compare SMTP2GO with 78 email services