Grammarly

AI writing assistant for grammar, style, clarity, and generative content creation

Lokalise

Latvian localisation platform with AI translation and workflow automation for product teams

Grammarly

Strong

17/25

Lokalise

Strong

20/25

Score Breakdown

DimensionGrammarlyLokalise

Data Residency

Where is your data stored and processed?

Grammarly: Data hosted exclusively in US AWS East; no EU or regional residency option

Lokalise: Data hosted in EU cloud infrastructure; third-party MT providers may involve additional data transfers per their own policies.

2/5

Data hosted exclusively in US AWS East; no EU or regional residency option

4/5

Data hosted in EU cloud infrastructure; third-party MT providers may involve additional data transfers per their own policies.

Legal Jurisdiction

Which laws govern the company and your data?

Grammarly: US Delaware corporation subject to CLOUD Act; GDPR compliance via SCCs and DPA

Lokalise: Incorporated in Latvia as Lokalise SIA; fully subject to EU law and GDPR with no US parent company.

2/5

US Delaware corporation subject to CLOUD Act; GDPR compliance via SCCs and DPA

5/5

Incorporated in Latvia as Lokalise SIA; fully subject to EU law and GDPR with no US parent company.

Data Retention & Training

Is your data used for model training?

Grammarly: User data not sold; limited processing for product improvement with user controls

Lokalise: Customer translation content is not used to train AI models; data retention is configurable per account.

4/5

User data not sold; limited processing for product improvement with user controls

4/5

Customer translation content is not used to train AI models; data retention is configurable per account.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Grammarly: Extensive certification: SOC 2 Type II, ISO 27001/18/701, ISO 42001

Lokalise: ISO 27001 certified with enterprise security controls; SOC 2 audit not yet confirmed publicly.

5/5

Extensive certification: SOC 2 Type II, ISO 27001/18/701, ISO 42001

3/5

ISO 27001 certified with enterprise security controls; SOC 2 audit not yet confirmed publicly.

Regulatory Fit

Suitability for regulated industries and professional services

Grammarly: Strong enterprise compliance posture; US-only hosting limits suitability for EU data residency mandates

Lokalise: Strong GDPR compliance with DPA on all plans, SCCs for third-party integrations, and audit logging available on enterprise plans.

4/5

Strong enterprise compliance posture; US-only hosting limits suitability for EU data residency mandates

4/5

Strong GDPR compliance with DPA on all plans, SCCs for third-party integrations, and audit logging available on enterprise plans.

Total Score

17/25

20/25

Best For

Grammarly

Best for organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, ISO 27018); privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Lokalise

Best for EU-headquartered organisations needing maximum data sovereignty; regulated industries (DVI, CNIL); privacy-conscious teams who need strong data retention controls.

Detailed Comparison

Grammarly vs Lokalise: Trust & Compliance Comparison

Grammarly (Grammarly, Inc., US) scores 17/25 overall with a Silver (Strong) trust badge. AI writing assistant for grammar, style, clarity, and generative content creation. Lokalise (Lokalise, LV) scores 20/25 with a Silver (Strong) trust badge. Latvian localisation platform with AI translation and workflow automation for product teams.

Dimension-by-Dimension Breakdown

#### Data Residency

Lokalise leads with 4/5 vs 2/5.

●Grammarly (2/5): Data hosted exclusively in US AWS East; no EU or regional residency option

●Lokalise (4/5): Data hosted in EU cloud infrastructure; third-party MT providers may involve additional data transfers per their own policies.

#### Legal Jurisdiction

Lokalise leads with 5/5 vs 2/5.

●Grammarly (2/5): US Delaware corporation subject to CLOUD Act; GDPR compliance via SCCs and DPA

●Lokalise (5/5): Incorporated in Latvia as Lokalise SIA; fully subject to EU law and GDPR with no US parent company.

#### Data Retention & Training

Both score equally at 4/5.

●Grammarly (4/5): User data not sold; limited processing for product improvement with user controls

●Lokalise (4/5): Customer translation content is not used to train AI models; data retention is configurable per account.

#### Certifications

Grammarly leads with 5/5 vs 3/5.

●Grammarly (5/5): Extensive certification: SOC 2 Type II, ISO 27001/18/701, ISO 42001

●Lokalise (3/5): ISO 27001 certified with enterprise security controls; SOC 2 audit not yet confirmed publicly.

#### Regulatory Fit

Both score equally at 4/5.

●Grammarly (4/5): Strong enterprise compliance posture; US-only hosting limits suitability for EU data residency mandates

●Lokalise (4/5): Strong GDPR compliance with DPA on all plans, SCCs for third-party integrations, and audit logging available on enterprise plans.

Certifications at a Glance

Certification	Grammarly	Lokalise
ISO 27001	Yes	Yes
ISO 27018	Yes	No
ISO 27701	Yes	No
ISO 42001	Yes	No
SOC 2 Type II	Yes	No

Overall Verdict

Lokalise has a clear trust advantage, scoring 20/25 compared to Grammarly's 17/25. Lokalise particularly excels in data residency, legal jurisdiction.

Frequently Asked Questions

Which is better for EU compliance, Grammarly or Lokalise?

Grammarly has a TrustKit score of 17/25 while Lokalise scores 20/25. Lokalise currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Grammarly and Lokalise compare on data residency?

Grammarly scores 2/5 for data residency (Data hosted exclusively in US AWS East; no EU or regional residency option), while Lokalise scores 4/5 (Data hosted in EU cloud infrastructure; third-party MT providers may involve additional data transfers per their own policies.).

Are Grammarly and Lokalise GDPR compliant?

Both tools are assessed across five compliance dimensions. Grammarly has a regulatory fit score of 4/5 and Lokalise scores 4/5. Check the full comparison above for a detailed breakdown.

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