Semrush

AI-powered SEO and digital marketing platform for visibility, content, and competitive intelligence

MarketMuse

AI-powered content strategy and SEO optimisation platform

Semrush

Moderate

13/25

MarketMuse

Caution

11/25

Score Breakdown

DimensionSemrushMarketMuse

Data Residency

Where is your data stored and processed?

Semrush: Infrastructure spans US and EU; no dedicated per-customer data residency selection; standard DPA available for GDPR compliance

MarketMuse: US-based cloud infrastructure. No EU data residency option. Primarily analyses public web content.

2/5

Infrastructure spans US and EU; no dedicated per-customer data residency selection; standard DPA available for GDPR compliance

2/5

US-based cloud infrastructure. No EU data residency option. Primarily analyses public web content.

Legal Jurisdiction

Which laws govern the company and your data?

Semrush: US-incorporated public company, now a subsidiary of Adobe Inc.; subject to US jurisdiction and CLOUD Act; GDPR DPA available

MarketMuse: US Delaware corporation. Subject to US jurisdiction. GDPR compliance features available for EU customers.

2/5

US-incorporated public company, now a subsidiary of Adobe Inc.; subject to US jurisdiction and CLOUD Act; GDPR DPA available

2/5

US Delaware corporation. Subject to US jurisdiction. GDPR compliance features available for EU customers.

Data Retention & Training

Is your data used for model training?

Semrush: Primarily processes public web data; customer project and account data retained per privacy policy; no known use of customer data for AI model training

MarketMuse: Customer content strategies and briefs retained in account. Public web data analysed. No cross-customer data sharing.

3/5

Primarily processes public web data; customer project and account data retained per privacy policy; no known use of customer data for AI model training

3/5

Customer content strategies and briefs retained in account. Public web data analysed. No cross-customer data sharing.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Semrush: SOC 2 Type II certified; GDPR and CCPA compliant; no ISO 27001 publicly confirmed

MarketMuse: No SOC 2 or ISO 27001 certifications publicly disclosed. Established company with standard security practices.

3/5

SOC 2 Type II certified; GDPR and CCPA compliant; no ISO 27001 publicly confirmed

2/5

No SOC 2 or ISO 27001 certifications publicly disclosed. Established company with standard security practices.

Regulatory Fit

Suitability for regulated industries and professional services

Semrush: Suitable for marketing and SEO teams across regulated industries; primary risk is account data jurisdiction rather than sensitive data processing

MarketMuse: Marketing tool processing primarily public web data. Not designed for regulated industries. Minimal compliance risk for its use case.

3/5

Suitable for marketing and SEO teams across regulated industries; primary risk is account data jurisdiction rather than sensitive data processing

2/5

Marketing tool processing primarily public web data. Not designed for regulated industries. Minimal compliance risk for its use case.

Total Score

13/25

11/25

Best For

Semrush

Best for teams on a tight budget.

MarketMuse

Best for teams that prioritise data retention & training (scores 3/5) and need a bronze-tier tool.

Detailed Comparison

MarketMuse vs Semrush: Trust & Compliance Comparison

MarketMuse (MarketMuse, US) scores 11/25 overall with a Review Required (Caution) trust badge. AI-powered content strategy and SEO optimisation platform. Semrush (Semrush, US) scores 13/25 with a Bronze (Moderate) trust badge. AI-powered SEO and digital marketing platform for visibility, content, and competitive intelligence.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 2/5.

●MarketMuse (2/5): US-based cloud infrastructure. No EU data residency option. Primarily analyses public web content.

●Semrush (2/5): Infrastructure spans US and EU; no dedicated per-customer data residency selection; standard DPA available for GDPR compliance

#### Legal Jurisdiction

Both score equally at 2/5.

●MarketMuse (2/5): US Delaware corporation. Subject to US jurisdiction. GDPR compliance features available for EU customers.

●Semrush (2/5): US-incorporated public company, now a subsidiary of Adobe Inc.; subject to US jurisdiction and CLOUD Act; GDPR DPA available

#### Data Retention & Training

Both score equally at 3/5.

●MarketMuse (3/5): Customer content strategies and briefs retained in account. Public web data analysed. No cross-customer data sharing.

●Semrush (3/5): Primarily processes public web data; customer project and account data retained per privacy policy; no known use of customer data for AI model training

#### Certifications

Semrush leads with 3/5 vs 2/5.

●MarketMuse (2/5): No SOC 2 or ISO 27001 certifications publicly disclosed. Established company with standard security practices.

●Semrush (3/5): SOC 2 Type II certified; GDPR and CCPA compliant; no ISO 27001 publicly confirmed

#### Regulatory Fit

Semrush leads with 3/5 vs 2/5.

●MarketMuse (2/5): Marketing tool processing primarily public web data. Not designed for regulated industries. Minimal compliance risk for its use case.

●Semrush (3/5): Suitable for marketing and SEO teams across regulated industries; primary risk is account data jurisdiction rather than sensitive data processing

Certifications at a Glance

Certification	MarketMuse	Semrush
SOC 2 Type II	No	Yes

Overall Verdict

Semrush has a clear trust advantage, scoring 13/25 compared to MarketMuse's 11/25. Semrush particularly excels in certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Semrush or MarketMuse?

Semrush has a TrustKit score of 13/25 while MarketMuse scores 11/25. Semrush currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Semrush and MarketMuse compare on data residency?

Semrush scores 2/5 for data residency (Infrastructure spans US and EU; no dedicated per-customer data residency selection; standard DPA available for GDPR compliance), while MarketMuse scores 2/5 (US-based cloud infrastructure. No EU data residency option. Primarily analyses public web content.).

Are Semrush and MarketMuse GDPR compliant?

Both tools are assessed across five compliance dimensions. Semrush has a regulatory fit score of 3/5 and MarketMuse scores 2/5. Check the full comparison above for a detailed breakdown.

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