What is the best alternative to SMTP2GO?

Based on company usage data, Google Analytics is the most widely adopted alternative, detected on 5,827,604 websites.

How many companies use SMTP2GO?

AgentData detects SMTP2GO on 6,839 company websites as of September 2026.

Are companies switching away from SMTP2GO?

AgentData tracks technology changes across company websites. Check back for switching trends as we detect more changes.

SMTP2GO alternatives

Ranked by real company usage

The most popular alternatives to SMTP2GO based on AgentData's analysis of 6,839 company websites are Google Analytics (5,827,604 companies), Google Tag Manager (2,614,336 companies), Google Search Console (1,295,865 companies).

SMTP2GOis in an uncategorised group, so these alternatives are approximate — based on co-occurrence rather than direct category match.

SMTP2GO: 6,839 companiesCategory: Other15 alternatives found

Top alternatives to SMTP2GO

5,827,604 companies

2,614,336 companies

Google Search Console

1,295,865 companies

1,144,925 companies

1,035,802 companies

900,221 companies

513,379 companies

462,395 companies

341,961 companies

#10

183,003 companies

#11

126,736 companies

#12

120,736 companies

#13

101,412 companies

#14

94,572 companies

#15

87,375 companies

Get the full alternatives data

6,839 companies with emails, tech stacks, and contacts

Start free →

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=smtp2go

From the makers of AgentData

DragApp

AI-powered shared inbox, help desk, and team collaboration — inside Gmail. 200K+ users.

Try DragApp free →

HeyHelp

AI email assistant inside Gmail. Drafts, sorts, follows up.

Try HeyHelp free →

Oneway

All-in-one customer platform — live chat, email, automations, changelogs & roadmaps with AI.

Try Oneway →

Compare

SMTP2GO vs Google AnalyticsCompare →SMTP2GO vs Google Tag ManagerCompare →SMTP2GO vs Google Search ConsoleCompare →SMTP2GO vs Microsoft 365Compare →

Companies using SMTP2GO→

Frequently asked questions

Export companies switching from SMTP2GO

Full list with verified emails and decision-maker contacts.

Start free →