Grammarly
Security and trust center evidence
Grammarly’s mission is to improve lives by improving
Summary
Grammarly has 2 registry-verified rows in the CertReports index, last verified 2 Nov 2026. The strongest row is CSA STAR: STAR Level 1 self-assessment (CAIQ). This page is independent of the vendor’s own trust centre: dates, sources and caveats come from CertReports captures.
Reviewer brief
Grammarly is listed in the CSA STAR registry with a STAR Level 1 self-assessment (CAIQ), issued 4 Nov 2020, as of 17 Sep 2026. No further CSA STAR detail beyond the Level 1 self-assessment is recorded in the evidence, as of 17 Sep 2026. Grammarly is listed in the EU-US Data Privacy Framework registry as of 17 Sep 2026, with active EU-US, UK Extension, and Swiss-US Certifications. That EU-US Data Privacy Framework listing was issued 17 Jun 2018 and is set to expire 25 Mar 2027, as of 17 Sep 2026. The EU-US Data Privacy Framework certification is not near expiry relative to the 17 Sep 2026 as-of date.
- CSA STAR: Level 1 self-assessment (CAIQ), listed in registry, issued 4 Nov 2020 (as of 17 Sep 2026).
- EU-US Data Privacy Framework: active EU-US, UK Extension, and Swiss-US Certifications, issued 17 Jun 2018, expiring 25 Mar 2027 (as of 17 Sep 2026).
- Only CSA STAR and EU-US Data Privacy Framework rows appear in the supplied evidence for Grammarly, as of 17 Sep 2026.
Facts only, each dated; nothing here is inferred, scored or advised. Brief generated 19 Sep 2026; it is regenerated whenever a row changes.
Among collaboration vendors
2verified rows
Category median 1, across 95 indexed collaboration vendors. Grammarly has more verified rows than 87 percent of them.
communicationgrammar checkingspell checkwriting assistance
Compare with similar vendors
Pick your own comparisonCompliance grid
Legal artefacts
No DPA, BAA or subprocessor list has been captured from a public page yet. Registry rows above do not depend on this. Check the vendor trust centre.
Subprocessors
No subprocessor list captured yet.
Change history
- 22 Sep 2026Trust centre movedTrust centre URL is now https://www.grammarly.com/.
- 19 Sep 2026Trust centre movedTrust centre URL is now https://www.grammarly.com/trust.
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Evidence against regulations
All regulations for GrammarlyHow much of each regulation’s vendor requirements Grammarly’s public evidence reaches.
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