Company	Industry	Purpose	Location
CheckThat.ai checkthat.ai	AI/ML	Writing assistant	USA
Coda coda.io	Productivity	Provision of services in accordance with the Data Privacy Addendum	USA
Euverify euverify.com	Compliance Tech	Improving written communications and content quality	—
Front front.com	Customer Support	Grammar Checker and Writing	United States
Growthx growthx.ai	Marketing, AI-powered Growth	Writing assistant	USA
Hunter hunter.io	Marketing	Writing assistant	USA
Samsara samsara.com	IoT and Fleet Management	Communication and productivity	USA
Superhuman superhuman.com	Productivity	Provision of services in accordance with the Data Privacy Addendum	USA
Superside superside.com	Creative Services, AI-Powered Design	Grammar Checker and Writing	US

Frequently Asked Questions

How many companies use Grammarly as a sub-processor?

Grammarly is used by 9 companies as a third-party data processor (sub-processor) based on their public GDPR disclosures.

What industries use Grammarly?

Grammarly is most commonly used in Productivity, AI/ML, Compliance Tech, Customer Support, Marketing, AI-powered Growth.

What is Grammarly used for?

Grammarly is primarily used for legal & compliance, and also for communication.