# Intruder, Rapid7 Security Services vs Tenable Nessus Comparison

| | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Star Rating** | 4.8 out of 5 | 3.5 out of 5 | 4.5 out of 5 | 
| **Total Reviews** | 206 | 12 | 301 | 
| **Largest Market Segment** | Small-Business (58.7% of reviews) | Small-Business (33.3% of reviews) | Mid-Market (39.4% of reviews) | 
| **Entry Level Price** | Starting at $149.00 Per Month | No pricing available | $3,390.00 1 License With One-Time Purchase | 

---
## Top Pros & Cons

### Intruder

Pros:
- Ease of Use (41 reviews)
- Vulnerability Detection (30 reviews)

Cons:
- Expensive (10 reviews)
- Slow Scanning (8 reviews)

### Rapid7 Security Services

**Not enough data**

### Tenable Nessus

Pros:
- Vulnerability Identification (21 reviews)
- Vulnerability Detection (19 reviews)

Cons:
- Slow Scanning (8 reviews)
- Expensive (6 reviews)

---
## Ratings Comparison
| Rating | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
  | **Meets Requirements** | 9.4 (159 reviews) | Not enough data | 9.0 (248 reviews) | 
  | **Ease of Use** | 9.5 (164 reviews) | Not enough data | 8.9 (250 reviews) | 
  | **Ease of Setup** | 9.6 (143 reviews) | Not enough data | 8.8 (172 reviews) | 
  | **Ease of Admin** | 9.5 (132 reviews) | Not enough data | 8.9 (161 reviews) | 
  | **Quality of Support** | 9.7 (153 reviews) | Not enough data | 8.4 (229 reviews) | 
  | **Quality of Work** | Not enough data | 6.5 (9 reviews) | Not enough data | 
  | **Responsiveness** | Not enough data | 5.9 (9 reviews) | Not enough data | 
  | **Expertise of Team** | Not enough data | 6.7 (9 reviews) | Not enough data | 
  | **Execution Ability** | Not enough data | 5.9 (9 reviews) | Not enough data | 
  | **Communication Skills** | Not enough data | 6.1 (9 reviews) | Not enough data | 
  | **Professionalism** | Not enough data | 7.0 (9 reviews) | Not enough data | 
  | **Has the product been a good partner in doing business?** | 9.7 (125 reviews) | 6.3 (10 reviews) | 8.7 (149 reviews) | 
  | **Product Direction (% positive)** | 9.8 (149 reviews) | Not enough data | 8.9 (238 reviews) | 

---
## Pricing

### Intruder

#### Entry-Level Pricing

Plan: Essential

Price: Starting at $149.00 Per Month

Description: Best for startups looking to stay compliant

Key Features:
- External scanning
- Application scanning
- 18,000+ open-source checks

[Browse all 4 editions](https://www.g2.com/products/intruder/pricing)

#### Free Trial

Yes

### Rapid7 Security Services

#### Entry-Level Pricing

No pricing available

#### Free Trial

No information available

### Tenable Nessus

#### Entry-Level Pricing

Plan: Pro - 1 Year

Price: $3,390.00 1 License With One-Time Purchase

Description: 1-year license of the industry-leading vulnerability assessment solution.

Key Features:
- Automate your vulnerability scanning process

[Browse all 4 editions](https://www.g2.com/products/tenable-nessus/pricing)

#### Free Trial

Yes

---
## Features Comparison By Category

### Security and Privacy Services

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Planning

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Needs Assessment** | Not enough data | Not enough data | Not enough data | 
| **Resource Allocation** | Not enough data | Not enough data | Not enough data | 
| **Stayed within Budget** | Not enough data | Not enough data | Not enough data | 
| **Statement of Work** | Not enough data | Not enough data | Not enough data | 
| **Best Practices** | Not enough data | Not enough data | Not enough data | 

#### Delivery

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Technical Expertise** | Not enough data | Not enough data | Not enough data | 
| **Met Deadlines** | Not enough data | Not enough data | Not enough data | 
| **Meeting Management** | Not enough data | Not enough data | Not enough data | 
| **Project Updates** | Not enough data | Not enough data | Not enough data | 
| **Scope Management** | Not enough data | Not enough data | Not enough data | 
| **Roll-out** | Not enough data | Not enough data | Not enough data | 

### Website Security

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | 8.8/10 | 33 |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Content Delivery** | Feature Not Available | Not enough data | Not enough data | 
| **Dashboard & Reporting** | 9.2 (32 reviews) | Not enough data | Not enough data | 
| **Alerting** | 9.7 (31 reviews) | Not enough data | Not enough data | 

#### Risk Analysis

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Blacklist and Whitelist** | Feature Not Available | Not enough data | Not enough data | 
| **Vulnerability Assessment** | 9.6 (31 reviews) | Not enough data | Not enough data | 
| **Security Auditing** | Feature Not Available | Not enough data | Not enough data | 

#### Threat Protection

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Firewall** | Feature Not Available | Not enough data | Not enough data | 
| **DDoS Protection** | Feature Not Available | Not enough data | Not enough data | 
| **Malware Detection** | Feature Not Available | Not enough data | Not enough data | 
| **Malware Removal** | Feature Not Available | Not enough data | Not enough data | 

#### Generative AI

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **AI Text Summarization** | 6.8 (10 reviews) | Not enough data | Not enough data | 

### Penetration Testing

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | 9.0/10 | 53 |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **API / Integrations** | 8.6 (28 reviews) | Not enough data | Not enough data | 
| **Extensibility** | 8.5 (25 reviews) | Not enough data | Not enough data | 
| **Reporting and Analytics** | 9.1 (50 reviews) | Not enough data | Not enough data | 

#### Analysis

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Issue Tracking** | 9.4 (41 reviews) | Not enough data | Not enough data | 
| **Reconnaissance** | 9.2 (38 reviews) | Not enough data | Not enough data | 
| **Vulnerability Scan** | 9.6 (51 reviews) | Not enough data | Not enough data | 

#### Testing

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Command-Line Tools** | Feature Not Available | Not enough data | Not enough data | 
| **Manual Testing** | 8.6 (20 reviews) | Not enough data | Not enough data | 
| **Test Automation** | 8.7 (29 reviews) | Not enough data | Not enough data | 
| **Performance and Reliability** | 9.4 (39 reviews) | Not enough data | Not enough data | 

### Dynamic Application Security Testing (DAST)

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | 8.8/10 | 8 |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Administration

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **API / Integrations** | 8.9 (6 reviews) | Not enough data | Not enough data | 
| **Extensibility** | 8.6 (6 reviews) | Not enough data | Not enough data | 

#### Analysis

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Reporting and Analytics** | 9.5 (7 reviews) | Not enough data | Not enough data | 
| **Issue Tracking** | 9.6 (8 reviews) | Not enough data | Not enough data | 
| **Static Code Analysis** | Feature Not Available | Not enough data | Not enough data | 
| **Vulnerability Scan** | 9.8 (8 reviews) | Not enough data | Not enough data | 
| **Code Analysis** | Feature Not Available | Not enough data | Not enough data | 

#### Testing

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Manual Testing** | 7.9 (7 reviews) | Not enough data | Not enough data | 
| **Test Automation** | 8.8 (7 reviews) | Not enough data | Not enough data | 
| **Compliance Testing** | 7.8 (6 reviews) | Not enough data | Not enough data | 
| **Black-Box Scanning** | 9.0 (7 reviews) | Not enough data | Not enough data | 
| **Detection Rate** | 9.5 (7 reviews) | Not enough data | Not enough data | 
| **False Positives** | 7.9 (7 reviews) | Not enough data | Not enough data | 

### Vulnerability Scanner

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | 8.7/10 | 103 |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | 8.2/10 | 158 |

#### Performance

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Issue Tracking** | 9.1 (80 reviews) ✓ Verified | Not enough data | Feature Not Available | 
| **Detection Rate** | 9.3 (90 reviews) ✓ Verified | Not enough data | 8.9 (139 reviews) ✓ Verified | 
| **False Positives** | 7.8 (89 reviews) ✓ Verified | Not enough data | 6.7 (136 reviews) ✓ Verified | 
| **Automated Scans** | 9.5 (98 reviews) ✓ Verified | Not enough data | 9.0 (135 reviews) ✓ Verified | 

#### Network

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Compliance Testing** | 9.0 (39 reviews) | Not enough data | 8.8 (134 reviews) ✓ Verified | 
| **Perimeter Scanning** | 9.0 (82 reviews) ✓ Verified | Not enough data | 8.8 (127 reviews) ✓ Verified | 
| **Configuration Monitoring** | Feature Not Available | Not enough data | 8.4 (110 reviews) ✓ Verified | 

#### Application

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Manual Application Testing** | 8.2 (54 reviews) ✓ Verified | Not enough data | Feature Not Available | 
| **Static Code Analysis** | Feature Not Available | Not enough data | 7.3 (83 reviews) | 
| **Black Box Testing** | 8.4 (50 reviews) ✓ Verified | Not enough data | 7.8 (102 reviews) | 

#### Agentic AI - Vulnerability Scanner

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Autonomous Task Execution** | 8.1 (8 reviews) | Not enough data | 8.1 (9 reviews) | 
| **Proactive Assistance** | 8.3 (9 reviews) | Not enough data | 7.9 (8 reviews) | 

### API Security

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | 8.9/10 | 11 |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### API Management 

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **API Discovery** | 8.8 (8 reviews) | Not enough data | Not enough data | 
| **API Monitoring** | Feature Not Available | Not enough data | Not enough data | 
| **Reporting** | 9.2 (10 reviews) | Not enough data | Not enough data | 
| **Change Management** | Feature Not Available | Not enough data | Not enough data | 

#### Security Testing

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Compliance Monitoring** | Feature Not Available | Not enough data | Not enough data | 
| **API Verification** | Feature Not Available | Not enough data | Not enough data | 
| **API Testing** | 8.7 (10 reviews) | Not enough data | Not enough data | 

#### Security Management

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Security and Policy Enforcement** | Feature Not Available | Not enough data | Not enough data | 
| **Anomoly Detection** | Feature Not Available | Not enough data | Not enough data | 
| **Bot Detection** | Feature Not Available | Not enough data | Not enough data | 

### Cloud Security Posture Management (CSPM)

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Configuration

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **DLP Configuration** | Not enough data | Not enough data | Not enough data | 
| **Configuration Monitoring** | Not enough data | Not enough data | Not enough data | 
| **Unified Policy Management** | Not enough data | Not enough data | Not enough data | 
| **Adaptive Access Control** | Not enough data | Not enough data | Not enough data | 
| **API / Integrations** | Not enough data | Not enough data | Not enough data | 

#### Visibility

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Multicloud Visibility** | Not enough data | Not enough data | Not enough data | 
| **Asset Discovery** | Not enough data | Not enough data | Not enough data | 

#### Vulnerability Management

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Threat Hunting** | Not enough data | Not enough data | Not enough data | 
| **Vulnerability Scanning** | Not enough data | Not enough data | Not enough data | 
| **Vulnerability Intelligence** | Not enough data | Not enough data | Not enough data | 
| **Risk-Prioritization** | Not enough data | Not enough data | Not enough data | 

### Attack Surface Management

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | 8.8/10 | 25 |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | 8.3/10 | 6 |

#### Asset Management

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Asset Discovery** | 9.3 (19 reviews) | Not enough data | 6.9 (6 reviews) | 
| **Shadow IT Detection** | 8.1 (18 reviews) | Not enough data | 7.5 (6 reviews) | 
| **Change Management** | Feature Not Available | Not enough data | 4.7 (6 reviews) | 

#### Monitoring

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Gap Analysis** | Feature Not Available | Not enough data | 8.3 (6 reviews) | 
| **Vulnerability Intelligence** | 9.5 (22 reviews) | Not enough data | 10.0 (6 reviews) | 
| **Compliance Monitoring** | 9.3 (21 reviews) | Not enough data | 8.6 (6 reviews) | 
| **Continuous Monitoring** | 9.6 (22 reviews) | Not enough data | 9.2 (6 reviews) | 

#### Risk Management

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Risk-Prioritization** | 9.2 (22 reviews) | Not enough data | 9.2 (6 reviews) | 
| **Reconnaissance** | 8.9 (22 reviews) | Not enough data | 9.2 (6 reviews) | 
| **At-Risk Analysis** | Feature Not Available | Not enough data | 8.6 (6 reviews) | 
| **Threat Intelligence** | 9.3 (20 reviews) | Not enough data | 9.4 (6 reviews) | 

#### Generative AI

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **AI Text Summarization** | 6.3 (13 reviews) | Not enough data | Not enough data | 

### Exposure Management Platforms

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Generative AI - Exposure Management Platforms

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Predictive Analytics** | Not enough data | Not enough data | Not enough data | 
| **Automated Threat Detection** | Not enough data | Not enough data | Not enough data | 

#### Risk Identification and Assessment - Exposure Management Platforms

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Comprehensive Risk Assessment** | Not enough data | Not enough data | Not enough data | 
| **Advanced Analytics and Reporting** | Not enough data | Not enough data | Not enough data | 

#### Monitoring and Integration - Exposure Management Platforms

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Integration and Data Consolidation** | Not enough data | Not enough data | Not enough data | 
| **Real-time Monitoring and Alerts** | Not enough data | Not enough data | Not enough data | 

### Cloud Security

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Cloud Visibility

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Data Discovery** | Not enough data | Not enough data | Not enough data | 
| **Cloud Registry** | Not enough data | Not enough data | Not enough data | 
| **Cloud Gap Analytics** | Not enough data | Not enough data | Not enough data | 

#### Security

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Data Security** | Not enough data | Not enough data | Not enough data | 
| **Data loss Prevention** | Not enough data | Not enough data | Not enough data | 
| **Security Auditing** | Not enough data | Not enough data | Not enough data | 

#### Identity

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **SSO** | Not enough data | Not enough data | Not enough data | 
| **Governance** | Not enough data | Not enough data | Not enough data | 
| **User Analytics** | Not enough data | Not enough data | Not enough data | 

### IoT Security Services

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Generative AI

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **AI Text Summarization** | Not enough data | Not enough data | Not enough data | 

### Penetration Testing Services

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Agentic AI - Penetration Testing

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Autonomous Task Execution** | Not enough data | Not enough data | Not enough data | 
| **Multi-step Planning** | Not enough data | Not enough data | Not enough data | 
| **Adaptive Learning** | Not enough data | Not enough data | Not enough data | 
| **Natural Language Interaction** | Not enough data | Not enough data | Not enough data | 

### B2B Services

| Product | Score | Reviews |
|---|---|---|
| **Intruder** | N/A | N/A |
| **Rapid7 Security Services** | N/A | N/A |
| **Tenable Nessus** | N/A | N/A |

#### Team Quality

| Feature | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Change Management Skills** | Not enough data | Not enough data | Not enough data | 
| **Executive Presence** | Not enough data | Not enough data | Not enough data | 
| **Vertical Expertise** | Not enough data | Not enough data | Not enough data | 
| **Technology Partnerships** | Not enough data | Not enough data | Not enough data | 

---
## Categories

**Unique to Intruder (8):** [ Attack Surface Management Software](https://www.g2.com/categories/attack-surface-management), [Exposure Management Platforms](https://www.g2.com/categories/exposure-management-platforms), [API Security Tools](https://www.g2.com/categories/api-security), [Dynamic Application Security Testing (DAST) Software](https://www.g2.com/categories/dynamic-application-security-testing-dast), [Penetration Testing Tools](https://www.g2.com/categories/penetration-testing-tools), [Website Security Software](https://www.g2.com/categories/website-security), [Vulnerability Scanner Software](https://www.g2.com/categories/vulnerability-scanner), [Cloud Security Posture Management (CSPM) Software](https://www.g2.com/categories/cloud-security-posture-management-cspm)

**Unique to Rapid7 Security Services (9):** [Other Security Services Providers](https://www.g2.com/categories/other-security-services), [Vulnerability Assessment Services Providers](https://www.g2.com/categories/vulnerability-assessment-services), [Threat Intelligence Services Providers](https://www.g2.com/categories/threat-intelligence-services), [Managed Security Services Providers (MSSPs)](https://www.g2.com/categories/managed-security-services-mssp), [Incident Response Services Providers](https://www.g2.com/categories/incident-response-services), [Application Security Services Providers](https://www.g2.com/categories/application-security-services), [Cybersecurity Consulting Services](https://www.g2.com/categories/cybersecurity-consulting), [IoT Security Services Providers](https://www.g2.com/categories/iot-security-services), [Penetration Testing Services](https://www.g2.com/categories/penetration-testing-services)

**Unique to Tenable Nessus (4):** [ Attack Surface Management Software](https://www.g2.com/categories/attack-surface-management), [Vulnerability Scanner Software](https://www.g2.com/categories/vulnerability-scanner), [Dynamic Application Security Testing (DAST) Software](https://www.g2.com/categories/dynamic-application-security-testing-dast), [API Security Tools](https://www.g2.com/categories/api-security)


---
## Reviewer Demographics

### By Company Size

| Segment | Intruder | Rapid7 Security Services | Tenable Nessus | 
|---|---|---|---|
| **Small-Business** | 58.7% | 33.3% | 26.1% | 
| **Mid-Market** | 36.8% | 33.3% | 39.4% | 
| **Enterprise** | 4.5% | 33.3% | 34.5% | 

### By Industry

#### Intruder

- **Computer Software:** 21.0%
- **Information Technology and Services:** 15.5%
- **Financial Services:** 7.5%
- **Computer & Network Security:** 6.0%
- **Insurance:** 2.5%
- **Information Services:** 2.0%
- **Retail:** 2.0%
- **Internet:** 2.0%
- **Legal Services:** 2.0%
- **Hospital & Health Care:** 2.0%
- **Other:** 37.5%

#### Rapid7 Security Services

- **Computer & Network Security:** 16.7%
- **Manufacturing:** 8.3%
- **Information Technology and Services:** 8.3%
- **Financial Services:** 8.3%
- **Farming:** 8.3%
- **Environmental Services:** 8.3%
- **Defense & Space:** 8.3%
- **Computer Software:** 8.3%
- **Computer Games:** 8.3%
- **Chemicals:** 8.3%
- **Other:** 8.3%

#### Tenable Nessus

- **Information Technology and Services:** 25.7%
- **Computer & Network Security:** 16.5%
- **Financial Services:** 7.4%
- **Computer Software:** 6.0%
- **Banking:** 4.6%
- **Government Administration:** 3.9%
- **Higher Education:** 3.2%
- **Hospital & Health Care:** 2.5%
- **Education Management:** 2.1%
- **Telecommunications:** 2.1%
- **Other:** 26.1%

---
## Alternatives

### Alternatives to Intruder

- [Detectify](https://www.g2.com/products/detectify/reviews) — 4.5/5 stars (51 reviews)
- [Invicti (formerly Netsparker)](https://www.g2.com/products/invicti-formerly-netsparker/reviews) — 4.6/5 stars (69 reviews)
- [Acunetix by Invicti](https://www.g2.com/products/acunetix-by-invicti/reviews) — 4.1/5 stars (105 reviews)
- [Pentest-Tools.com](https://www.g2.com/products/pentest-tools-com/reviews) — 4.8/5 stars (100 reviews)
- [Beagle Security](https://www.g2.com/products/beagle-security/reviews) — 4.7/5 stars (88 reviews)
- [Wiz](https://www.g2.com/products/wiz-wiz/reviews) — 4.7/5 stars (793 reviews)
- [Burp Suite](https://www.g2.com/products/burp-suite/reviews) — 4.8/5 stars (129 reviews)
- [Astra Pentest](https://www.g2.com/products/astra-pentest/reviews) — 4.6/5 stars (186 reviews)
- [GitLab](https://www.g2.com/products/gitlab/reviews) — 4.5/5 stars (891 reviews)
- [Cloudflare Application Security and Performance](https://www.g2.com/products/cloudflare-application-security-and-performance/reviews) — 4.5/5 stars (601 reviews)

### Alternatives to Rapid7 Security Services

- [Insight Assurance](https://www.g2.com/products/insight-assurance/reviews) — 4.8/5 stars (130 reviews)
- [SHI](https://www.g2.com/products/shi/reviews) — 4.7/5 stars (119 reviews)
- [Accenture](https://www.g2.com/products/accenture/reviews) — 4.2/5 stars (107 reviews)
- [Johanson Group](https://www.g2.com/products/johanson-group/reviews) — 4.9/5 stars (104 reviews)
- [Atom Assurances Services](https://www.g2.com/products/atom-assurances-services/reviews) — 4.7/5 stars (77 reviews)
- [7 Layer Solutions](https://www.g2.com/products/7-layer-solutions-inc-7-layer-solutions/reviews) — 4.8/5 stars (69 reviews)
- [Magna5](https://www.g2.com/products/magna5/reviews) — 4.6/5 stars (66 reviews)
- [Deloitte Consulting](https://www.g2.com/products/deloitte-consulting/reviews) — 4.2/5 stars (66 reviews)
- [SBS CyberSecurity](https://www.g2.com/products/sbs-cybersecurity/reviews) — 4.9/5 stars (57 reviews)
- [Cisco Security Services](https://www.g2.com/products/cisco-security-services/reviews) — 4.4/5 stars (13 reviews)

### Alternatives to Tenable Nessus

- [Invicti (formerly Netsparker)](https://www.g2.com/products/invicti-formerly-netsparker/reviews) — 4.6/5 stars (69 reviews)
- [Detectify](https://www.g2.com/products/detectify/reviews) — 4.5/5 stars (51 reviews)
- [Wiz](https://www.g2.com/products/wiz-wiz/reviews) — 4.7/5 stars (793 reviews)
- [Burp Suite](https://www.g2.com/products/burp-suite/reviews) — 4.8/5 stars (129 reviews)
- [Acunetix by Invicti](https://www.g2.com/products/acunetix-by-invicti/reviews) — 4.1/5 stars (105 reviews)
- [Pentest-Tools.com](https://www.g2.com/products/pentest-tools-com/reviews) — 4.8/5 stars (100 reviews)
- [Veracode Application Security Platform](https://www.g2.com/products/veracode-application-security-platform/reviews) — 3.8/5 stars (25 reviews)
- [Orca Security](https://www.g2.com/products/orca-security/reviews) — 4.6/5 stars (264 reviews)
- [APPCHECK](https://www.g2.com/products/appcheck/reviews) — 4.6/5 stars (67 reviews)
- [Astra Pentest](https://www.g2.com/products/astra-pentest/reviews) — 4.6/5 stars (186 reviews)

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## Top Discussions

### Intruder

- Title: [Will Intruder's scans damage my systems?](https://www.g2.com/discussions/safety-c5a12906-e3b1-45c9-8cf9-355ece492a98) — 2 comments, 1 upvote
  > **Top comment:** "No"
- Title: [What does Intruder actually test for you?](https://www.g2.com/discussions/vulnerability-scanning) — 2 comments, 1 upvote
  > **Top comment:** "Saas applications, website and WAN"
- Title: [Is intruder IO safe?](https://www.g2.com/discussions/is-intruder-io-safe) — 1 comment
  > **Top comment:** "Intruder’s scanning engines are configured to be safe to use – even when scanning production systems, that said, this question does crop up from time to time..."
- Title: [What is intruder software?](https://www.g2.com/discussions/what-is-intruder-software) — 1 comment
  > **Top comment:** "Intruder is an online vulnerability scanning tool, designed to help you keep your internal, external, cloud systems and web-apps secure.

You can read all..."
- Title: [Who is Intruder?](https://www.g2.com/discussions/about-intruder) — 1 comment, 1 upvote *(includes official response)*
  > **Top comment:** "Intruder is a cloud-based vulnerability scanner that finds cybersecurity weaknesses in your digital infrastructure, helping you manage your attack surface..."

### Rapid7 Security Services

- Title: [Is Rapid7 free?](https://www.g2.com/discussions/is-rapid7-free) — 1 comment
  > **Top comment:** "It's not free but it give you an trial version "

### Tenable Nessus

- Title: [Is there a free version of Nessus?](https://www.g2.com/discussions/is-there-a-free-version-of-nessus) — 2 comments
  > **Top comment:** "30 /15 days trail is available "
- Title: [What does Nessus Professional scan for?](https://www.g2.com/discussions/about-nessus-2b3f6c8f-4cde-460a-bd61-f2527f0cdb45) — 2 comments, 1 upvote
  > **Top comment:** "It scans the system for  different vulnerabilities depending on what policy you want to scan the system with (like Internal PCI, Policy Compliance, SCAP,..."
- Title: [What types of devices can Nessus Professional scan?](https://www.g2.com/discussions/device-types-78d9c056-eb92-4435-aad4-32afa6a1a445) — 2 comments, 1 upvote
  > **Top comment:** "Windows PCs/servers , Linux systems/servers, Mobiles, IPMI devices like iLO, iDRAC, network switches, storage arrays, etc."
- Title: [How many IP Addresses can I scan?](https://www.g2.com/discussions/ip-addresses-b6ef755d-8e1e-4949-818a-ec228e8ac779) — 2 comments, 1 upvote
  > **Top comment:** "It depends on your license."
- Title: [What do I need to run Nessus professional?](https://www.g2.com/discussions/environment-c71784d4-2685-42a7-870f-56620a4bcb97) — 2 comments, 1 upvote
  > **Top comment:** "you don't need any special requirements you can run on any windows or Linux machine without any hazel."

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**Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/intruder-vs-rapid7-security-services-vs-tenable-nessus)