How many companies use SendGrid vs SmtpJS?

314,431 companies use SendGrid and 647 companies use SmtpJS in our database. SendGrid is more widely adopted with 486.0x more companies than SmtpJS.

Can I get a list of companies using both SendGrid and SmtpJS?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

SendGrid is used by 314,431companies — 486.0x more than SmtpJS (647).

314,431 use SendGrid647 use SmtpJS

	SendGrid	SmtpJS
Companies	314,431	647
Category	Email	Email

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315,078 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=sendgrid

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