How many companies use Microsoft 365 vs Postmark?

1,150,088 companies use Microsoft 365 and 284 companies use Postmark in our database. Microsoft 365 is more widely adopted with 4049.6x more companies than Postmark.

Can I get a list of companies using both Microsoft 365 and Postmark?

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.

Microsoft 365 vs Postmark

Microsoft 365 is used by 1,150,088companies — 4049.6x more than Postmark (284).

1,150,088 use Microsoft 365284 use Postmark

Side-by-side comparison

	Microsoft 365	Postmark
Companies	1,150,088	284
Category	Other	Other

Company adoption

Top companies using Postmark

Verlag Das Wunderhornwunderhorn.de

NCNatural says "Howdy!ncnatural.com

SAFE Locatorsafelocator.org

Commi.shcommi.sh

Stretch*dstretchdspace.com

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1,150,372 companies with emails, tech stacks, and contacts

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API access

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