ModelCharter

Google Gemini vs Grammarly: which is safer for work?

On the facts we could verify, Google Gemini carries lower data-exposure risk for default at-work use. Both should still be used on an approved tier for anything sensitive.

FactGoogle Gemini
Low risk · 14
Google · AI assistants
Grammarly
Low risk · 16
Grammarly, Inc. · Writing
Trains on consumer-tier dataOpt-outOpt-out
SOC 2 Type IIYesYes
ISO 27001YesYes
GDPR DPAYesYes
HIPAA BAAYesYes
EU data residencyYesUnverified
SSO / SAMLYesYes
Data retentionConsumer: default up to 18 months (configurable 3-36 months) tied to Gemini Apps Activity, and human-reviewed chats disconnected from the account are kept up to 3 years; Workspace data follows the customer's standard Workspace retention/Vault.Unverified

Full profiles: Google Gemini · Grammarly. Facts are sourced from each vendor's own policies; confirm the tier before relying on them.