Grammarly

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

Copy.ai

AI-powered GTM platform for sales and marketing teams

Grammarly

Strong

17/25

Copy.ai

Moderate

12/25

Score Breakdown

DimensionGrammarlyCopy.ai

Data Residency

Where is your data stored and processed?

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

Copy.ai: Data hosted in the US. No EU data residency options currently available. Uses US-based cloud infrastructure.

2/5

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

2/5

Data hosted in the US. No EU data residency options currently available. Uses US-based cloud infrastructure.

Legal Jurisdiction

Which laws govern the company and your data?

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

Copy.ai: US-incorporated (Delaware) entity subject to US law including CLOUD Act and FISA. Standard DPA available for GDPR compliance.

2/5

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

2/5

US-incorporated (Delaware) entity subject to US law including CLOUD Act and FISA. Standard DPA available for GDPR compliance.

Data Retention & Training

Is your data used for model training?

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

Copy.ai: Standard data retention policies. Content generated through the platform is stored in user accounts. Does not train models on user content.

4/5

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

3/5

Standard data retention policies. Content generated through the platform is stored in user accounts. Does not train models on user content.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

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

Copy.ai: SOC 2 Type II certified, demonstrating baseline security controls. Missing ISO certifications that some enterprises require.

5/5

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

3/5

SOC 2 Type II certified, demonstrating baseline security controls. Missing ISO certifications that some enterprises require.

Regulatory Fit

Suitability for regulated industries and professional services

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

Copy.ai: Suitable for general business use. Limited regulatory compliance features for highly regulated industries. US-only hosting may be a concern for EU-regulated organizations.

4/5

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

2/5

Suitable for general business use. Limited regulatory compliance features for highly regulated industries. US-only hosting may be a concern for EU-regulated organizations.

Total Score

17/25

12/25

Best For

Grammarly

Best for teams on a tight budget.

Copy.ai

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.

Detailed Comparison

Copy.ai vs Grammarly: Trust & Compliance Comparison

Copy.ai (Copy.ai, US) scores 12/25 overall with a Bronze (Moderate) trust badge. AI-powered GTM platform for sales and marketing teams. Grammarly (Grammarly, Inc., US) scores 17/25 with a Silver (Strong) trust badge. AI writing assistant for grammar, style, clarity, and generative content creation.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 2/5.

●Copy.ai (2/5): Data hosted in the US. No EU data residency options currently available. Uses US-based cloud infrastructure.

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

#### Legal Jurisdiction

Both score equally at 2/5.

●Copy.ai (2/5): US-incorporated (Delaware) entity subject to US law including CLOUD Act and FISA. Standard DPA available for GDPR compliance.

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

#### Data Retention & Training

Grammarly leads with 4/5 vs 3/5.

●Copy.ai (3/5): Standard data retention policies. Content generated through the platform is stored in user accounts. Does not train models on user content.

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

#### Certifications

Grammarly leads with 5/5 vs 3/5.

●Copy.ai (3/5): SOC 2 Type II certified, demonstrating baseline security controls. Missing ISO certifications that some enterprises require.

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

#### Regulatory Fit

Grammarly leads with 4/5 vs 2/5.

●Copy.ai (2/5): Suitable for general business use. Limited regulatory compliance features for highly regulated industries. US-only hosting may be a concern for EU-regulated organizations.

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

Certifications at a Glance

Certification	Copy.ai	Grammarly
ISO 27001	No	Yes
ISO 27018	No	Yes
ISO 27701	No	Yes
ISO 42001	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Grammarly has a clear trust advantage, scoring 17/25 compared to Copy.ai's 12/25. Grammarly particularly excels in data retention & training, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Grammarly or Copy.ai?

Grammarly has a TrustKit score of 17/25 while Copy.ai scores 12/25. Grammarly currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Grammarly and Copy.ai 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 Copy.ai scores 2/5 (Data hosted in the US. No EU data residency options currently available. Uses US-based cloud infrastructure.).

Are Grammarly and Copy.ai GDPR compliant?

Both tools are assessed across five compliance dimensions. Grammarly has a regulatory fit score of 4/5 and Copy.ai scores 2/5. Check the full comparison above for a detailed breakdown.

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