Compose AI

AI writing autocomplete Chrome extension that speeds up everyday writing

Turnitin

US AI detection and academic integrity platform for education institutions

Compose AI

Caution

8/25

Turnitin

Strong

17/25

Score Breakdown

DimensionCompose AITurnitin

Data Residency

Where is your data stored and processed?

Compose AI: Text input processed on US-based cloud servers. No EU data residency option.

Turnitin: EU hosting available (AWS Dublin) but requires explicit Enterprise-level configuration; US default otherwise

2/5

Text input processed on US-based cloud servers. No EU data residency option.

3/5

EU hosting available (AWS Dublin) but requires explicit Enterprise-level configuration; US default otherwise

Legal Jurisdiction

Which laws govern the company and your data?

Compose AI: US entity. Subject to US jurisdiction and CLOUD Act. No EU legal entity or GDPR DPA.

Turnitin: US Delaware corporation; CLOUD Act applies to student data; DPA with SCCs available for EU institutions

2/5

US entity. Subject to US jurisdiction and CLOUD Act. No EU legal entity or GDPR DPA.

2/5

US Delaware corporation; CLOUD Act applies to student data; DPA with SCCs available for EU institutions

Data Retention & Training

Is your data used for model training?

Compose AI: Extension processes text input through cloud servers. Personalisation features imply some data retention. Limited transparency on data handling.

Turnitin: Submissions stored for similarity comparison (core function); not used to train AI models; configurable retention

2/5

Extension processes text input through cloud servers. Personalisation features imply some data retention. Limited transparency on data handling.

4/5

Submissions stored for similarity comparison (core function); not used to train AI models; configurable retention

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Compose AI: No security certifications publicly disclosed. Consumer-focused extension without enterprise security posture.

Turnitin: ISO 27001, SOC 2 Type II, and Cyber Essentials Plus — strong for an EdTech platform

1/5

No security certifications publicly disclosed. Consumer-focused extension without enterprise security posture.

5/5

ISO 27001, SOC 2 Type II, and Cyber Essentials Plus — strong for an EdTech platform

Regulatory Fit

Suitability for regulated industries and professional services

Compose AI: Consumer browser extension not suitable for regulated environments. Broad browser permissions required. No enterprise compliance features.

Turnitin: GDPR DPA available; EU hosting option exists; institutions must explicitly configure EU residency for student data

1/5

Consumer browser extension not suitable for regulated environments. Broad browser permissions required. No enterprise compliance features.

3/5

GDPR DPA available; EU hosting option exists; institutions must explicitly configure EU residency for student data

Total Score

8/25

17/25

Best For

Compose AI

Best for teams on a tight budget.

Turnitin

Best for organisations requiring broad certification coverage (ISO 27001, SOC 2 Type II, Cyber Essentials Plus); privacy-conscious teams who need strong data retention controls; enterprises requiring SSO integration.

Detailed Comparison

Compose AI vs Turnitin: Trust & Compliance Comparison

Compose AI (Compose AI, US) scores 8/25 overall with a Review Required (Caution) trust badge. AI writing autocomplete Chrome extension that speeds up everyday writing. Turnitin (Turnitin, US) scores 17/25 with a Silver (Strong) trust badge. US AI detection and academic integrity platform for education institutions.

Dimension-by-Dimension Breakdown

#### Data Residency

Turnitin leads with 3/5 vs 2/5.

●Compose AI (2/5): Text input processed on US-based cloud servers. No EU data residency option.

●Turnitin (3/5): EU hosting available (AWS Dublin) but requires explicit Enterprise-level configuration; US default otherwise

#### Legal Jurisdiction

Both score equally at 2/5.

●Compose AI (2/5): US entity. Subject to US jurisdiction and CLOUD Act. No EU legal entity or GDPR DPA.

●Turnitin (2/5): US Delaware corporation; CLOUD Act applies to student data; DPA with SCCs available for EU institutions

#### Data Retention & Training

Turnitin leads with 4/5 vs 2/5.

●Compose AI (2/5): Extension processes text input through cloud servers. Personalisation features imply some data retention. Limited transparency on data handling.

●Turnitin (4/5): Submissions stored for similarity comparison (core function); not used to train AI models; configurable retention

#### Certifications

Turnitin leads with 5/5 vs 1/5.

●Compose AI (1/5): No security certifications publicly disclosed. Consumer-focused extension without enterprise security posture.

●Turnitin (5/5): ISO 27001, SOC 2 Type II, and Cyber Essentials Plus — strong for an EdTech platform

#### Regulatory Fit

Turnitin leads with 3/5 vs 1/5.

●Compose AI (1/5): Consumer browser extension not suitable for regulated environments. Broad browser permissions required. No enterprise compliance features.

●Turnitin (3/5): GDPR DPA available; EU hosting option exists; institutions must explicitly configure EU residency for student data

Certifications at a Glance

Certification	Compose AI	Turnitin
Cyber Essentials Plus	No	Yes
ISO 27001	No	Yes
SOC 2 Type II	No	Yes

Overall Verdict

Turnitin has a clear trust advantage, scoring 17/25 compared to Compose AI's 8/25. Turnitin particularly excels in data residency, data retention & training, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Compose AI or Turnitin?

Compose AI has a TrustKit score of 8/25 while Turnitin scores 17/25. Turnitin currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Compose AI and Turnitin compare on data residency?

Compose AI scores 2/5 for data residency (Text input processed on US-based cloud servers. No EU data residency option.), while Turnitin scores 3/5 (EU hosting available (AWS Dublin) but requires explicit Enterprise-level configuration; US default otherwise).

Are Compose AI and Turnitin GDPR compliant?

Both tools are assessed across five compliance dimensions. Compose AI has a regulatory fit score of 1/5 and Turnitin scores 3/5. Check the full comparison above for a detailed breakdown.

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