How many companies use AddThis vs MailOptin?

2,117 companies use AddThis and 142 companies use MailOptin in our database. AddThis is more widely adopted with 14.9x more companies than MailOptin.

Can I get a list of companies using both AddThis and MailOptin?

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.

AddThis is used by 2,117companies — 14.9x more than MailOptin (142).

2,117 use AddThis142 use MailOptin

	AddThis	MailOptin
Companies	2,117	142
Category	Widgets	Widgets

Get the full comparison

2,259 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=addthis

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