A researcher finds a SQL injection vulnerability in your app that’s been sitting there since launch, exposing customer data to anyone who knew where to look. Nobody caught it because nobody was actually scanning for it. That’s the gap application security software exists to close.
Application security software scans your code, your running applications, and your open-source dependencies for the kinds of flaws attackers actually exploit. Some catch problems while you’re still writing code. Others test your live application the way a real attacker would.
We tested 20 application security tools below, from static code scanners to web application firewalls protecting apps already in production. Some are free for open-source projects. Others charge based on application count or scan volume once you’re running at scale.
Check the comparison table for a quick pick, or read through the full reviews to find the tool that matches where in your development process you need protection most. Stop shipping vulnerabilities you never scanned for. Pick an application security tool and start catching real threats before attackers do today.
What Is Application Security Software?
Application security software helps teams find and fix security vulnerabilities in the code, dependencies, and running behavior of software applications. It covers everything from scanning source code for flaws to protecting live applications from active attacks.
Most organizations use a combination of tools covering different stages, since no single tool catches every type of vulnerability on its own. Comparing Socket alternatives with other application security platforms provides a broader view of available security capabilities.
What Are the Common Features of Application Security Software?
- Static application security testing (SAST) for scanning source code for vulnerabilities without running it
- Dynamic application security testing (DAST) for testing running applications the way an attacker would
- Software composition analysis (SCA) for identifying vulnerabilities in open-source dependencies
- Web application firewalls (WAF) for blocking malicious traffic to live applications
- Runtime protection for detecting and blocking attacks against applications while they’re running
- CI/CD pipeline integration for catching vulnerabilities before code reaches production
- Vulnerability prioritization for ranking issues by actual exploitability and impact
What Are the Benefits of Application Security Software?
- Reduces breach risk by catching vulnerabilities before attackers can exploit them
- Speeds up secure development by integrating security checks directly into existing workflows
- Protects against open-source risk by tracking vulnerabilities in third-party dependencies
- Improves compliance posture by supporting security standards required in regulated industries
- Reduces remediation costs by catching issues earlier, when they’re cheaper to fix
- Strengthens production defenses through real-time protection against active attacks
Who Uses Application Security Software?
- Application security teams managing vulnerability detection and remediation
- Software development teams integrating security checks into their development workflow
- DevSecOps engineers building security into CI/CD pipelines
- Enterprise IT and security departments protecting customer-facing applications
- Compliance teams demonstrating adherence to security standards and regulations
- Organizations handling sensitive data needing strong application-level protection
How We Tested These Application Security Software
We looked at detection accuracy, coverage across vulnerability types, ease of integration into development workflows, false positive rates, and pricing transparency. We also weighed real user feedback on how actionable the findings actually are for development teams.
We tested for:
- Accuracy and depth of vulnerability detection across code and dependencies
- Coverage across static, dynamic, and runtime security testing
- Ease of integration with existing CI/CD pipelines and development tools
- Quality of vulnerability prioritization and remediation guidance
- Protection capabilities for live, production applications
- Pricing clarity across different application and team sizes
Quick Comparison of Application Security Software
| Software | Best For | Starting Price |
|---|---|---|
| Snyk | Developer-friendly security across code and dependencies | Free, paid from $25/month |
| Checkmarx | Enterprise-grade static application security testing | Custom pricing |
| Veracode | Comprehensive SAST, DAST, and SCA in one platform | Custom pricing |
| Fortify | Enterprise application security with broad language support | Custom pricing |
| SonarQube | Code quality combined with security vulnerability detection | Free, paid from custom quote |
| Semgrep | Fast, customizable static analysis for developers | Free, paid from $40/month |
| GitHub Advanced Security | Teams already hosting code on GitHub | Custom pricing |
| Contrast Security | Runtime application self-protection and IAST | Custom pricing |
| Invicti | Automated dynamic application security testing | Custom pricing |
| Burp Suite | Manual and automated web application penetration testing | Free, paid from $449/year |
| OWASP ZAP | Free, open-source dynamic application security testing | Free |
| Qualys WAS | Web application vulnerability scanning at scale | Custom pricing |
| Rapid7 InsightAppSec | Automated dynamic testing with attack replay | Custom pricing |
| Cloudflare WAF | Web application firewall protection at the network edge | Free, paid from $20/month |
| Imperva | Enterprise web application and API protection | Custom pricing |
| Akamai App & API Protector | Large-scale application and API traffic protection | Custom pricing |
| F5 | Enterprise application delivery and security combined | Custom pricing |
| StackHawk | DAST built for CI/CD pipeline integration | Free, paid from $69/month |
| Mend | Software composition analysis and open-source risk management | Custom pricing |
| Black Duck | Enterprise open-source vulnerability and license management | Custom pricing |
20 Best Application Security Software (Detailed Reviews)
1. Snyk
Snyk offers developer-friendly security across code and dependencies, combining static analysis, dependency scanning, and container security in a platform built specifically to fit into developer workflows without heavy friction. It’s one of the most widely adopted developer-first security platforms.
- Key Features: dependency and container vulnerability scanning, developer-friendly IDE and CI/CD integration, automated fix suggestions
- Pros: strong developer experience, generous free tier for smaller projects
- Cons: costs climb quickly for larger teams needing full enterprise features
2. Checkmarx
Checkmarx provides enterprise-grade static application security testing, offering deep, established SAST capabilities widely used across large enterprise development teams. It’s one of the more mature names in static code security analysis.
- Key Features: deep static code analysis, broad language support, detailed vulnerability remediation guidance
- Pros: strong depth and accuracy for enterprise-scale static analysis
- Cons: pricing isn’t public, complexity favors larger security teams
3. Veracode
Veracode delivers comprehensive SAST, DAST, and SCA in one platform, combining multiple testing approaches into a unified application security program rather than requiring separate point solutions. It’s a strong fit for organizations wanting broad coverage from one vendor.
- Key Features: combined SAST, DAST, and SCA coverage, centralized vulnerability management, compliance reporting tools
- Pros: strong breadth covering multiple testing types in one platform
- Cons: pricing isn’t public
4. Fortify
Fortify offers enterprise application security with broad language support, providing established static and dynamic testing capabilities under OpenText’s security portfolio, widely used across large regulated organizations. It’s a solid, mature choice for enterprise application security programs.
- Key Features: broad programming language coverage, static and dynamic testing capabilities, enterprise-grade reporting
- Pros: strong maturity and language coverage for large enterprise environments
- Cons: pricing isn’t public, interface feels dated compared to newer platforms
5. SonarQube
SonarQube combines code quality with security vulnerability detection, extending its established code quality analysis platform to include security-specific vulnerability scanning as part of the same workflow. It’s a strong fit for teams wanting quality and security checks unified.
- Key Features: combined code quality and security scanning, quality gate enforcement, broad language support
- Pros: strong for teams wanting security integrated with existing code quality workflows
- Cons: security-specific depth is less specialized than dedicated SAST-only tools
6. Semgrep
Semgrep offers fast, customizable static analysis for developers, using a lightweight, rule-based approach that lets teams write and customize their own security rules easily. It’s a strong fit for teams wanting fast, flexible static analysis without heavy setup.
- Key Features: fast, lightweight scanning, customizable rule writing, broad language support
- Pros: strong flexibility for writing custom security rules quickly
- Cons: requires some rule-writing investment to catch highly specific issues
7. GitHub Advanced Security
GitHub Advanced Security serves teams already hosting code on GitHub, offering built-in code scanning, secret scanning, and dependency review tightly integrated with GitHub repositories. It’s a strong fit for teams already deeply embedded in the GitHub ecosystem.
- Key Features: native GitHub integration, CodeQL-powered code scanning, secret and dependency scanning
- Pros: seamless setup for existing GitHub users
- Cons: pricing isn’t public, less relevant for teams hosting code elsewhere
8. Contrast Security
Contrast Security specializes in runtime application self-protection and IAST, embedding security monitoring directly into a running application to detect and block attacks in real time. It’s a strong fit for teams wanting protection that travels with the application itself.
- Key Features: interactive application security testing, runtime attack detection and blocking, low false positive rates through runtime context
- Pros: strong accuracy through actual runtime context rather than static assumptions
- Cons: pricing isn’t public
9. Invicti
Invicti provides automated dynamic application security testing, scanning running web applications for vulnerabilities the way an actual attacker would, with strong automation to reduce manual testing effort. It’s a strong fit for teams wanting DAST coverage at scale.
- Key Features: automated DAST scanning, proof-based vulnerability confirmation, broad web application coverage
- Pros: strong automation reducing manual verification work
- Cons: pricing isn’t public
10. Burp Suite
Burp Suite offers manual and automated web application penetration testing, widely used by security professionals for hands-on penetration testing alongside automated scanning capabilities. It’s the standard tool among many application security professionals.
- Key Features: manual penetration testing tools, automated vulnerability scanning, extensive plugin ecosystem
- Pros: strong reputation and depth among security professionals
- Cons: manual testing features require security expertise to use effectively
11. OWASP ZAP
OWASP ZAP delivers free, open-source dynamic application security testing, maintained by the security community as a completely free alternative to commercial DAST tools. It’s a strong fit for teams wanting solid DAST coverage without licensing costs.
- Key Features: completely free and open-source, automated and manual scanning modes, active community development
- Pros: completely free, strong community support and continued development
- Cons: less polished interface and support compared to commercial alternatives
12. Qualys WAS
Qualys WAS specializes in web application vulnerability scanning at scale, extending Qualys’s established vulnerability management platform into large-scale web application scanning. It’s a strong fit for organizations already using Qualys for broader vulnerability management.
- Key Features: scalable web application scanning, integration with broader Qualys vulnerability management, API security testing
- Pros: strong for organizations already using Qualys for vulnerability management
- Cons: pricing isn’t public
13. Rapid7 InsightAppSec
Rapid7 InsightAppSec offers automated dynamic testing with attack replay, letting security teams replay confirmed attacks to verify vulnerabilities are real rather than relying purely on automated detection alone. It’s a strong fit for teams wanting verified, low-noise findings.
- Key Features: automated DAST scanning, attack replay verification, integration with broader Rapid7 security tools
- Pros: strong verification reducing false positive investigation time
- Cons: pricing isn’t public
14. Cloudflare WAF
Cloudflare WAF provides web application firewall protection at the network edge, blocking malicious traffic before it reaches your application, backed by Cloudflare’s broad visibility into internet-wide attack patterns. It’s an approachable, widely adopted WAF option.
- Key Features: edge-based traffic filtering, broad threat intelligence from global network visibility, easy setup and configuration
- Pros: approachable setup, strong threat intelligence from broad network visibility
- Cons: advanced customization requires higher-tier plans
15. Imperva
Imperva delivers enterprise web application and API protection, combining WAF capabilities with broader application and API security features built for large-scale enterprise protection needs. It’s a strong fit for enterprises needing comprehensive application-layer defense.
- Key Features: combined WAF and API security, bot mitigation, DDoS protection integration
- Pros: strong breadth combining multiple application-layer protection types
- Cons: pricing isn’t public
16. Akamai App & API Protector
Akamai App & API Protector focuses on large-scale application and API traffic protection, leveraging Akamai’s massive content delivery network infrastructure to protect applications and APIs at significant scale. It’s a strong fit for high-traffic enterprise applications.
- Key Features: large-scale traffic protection, API-specific security controls, integration with Akamai’s broader CDN infrastructure
- Pros: strong scalability backed by extensive network infrastructure
- Cons: pricing isn’t public
17. F5
F5 combines enterprise application delivery and security, integrating WAF and application security capabilities with its established application delivery controller technology. It’s a strong fit for enterprises already using F5 for application delivery.
- Key Features: integrated application delivery and security, bot defense capabilities, broad deployment flexibility including on-premise
- Pros: strong for organizations already using F5 infrastructure
- Cons: pricing isn’t public, complexity favors larger enterprise deployments
18. StackHawk
StackHawk offers DAST built for CI/CD pipeline integration, designed specifically to run dynamic security testing automatically as part of automated development pipelines rather than as a separate manual process. It’s a strong fit for teams wanting DAST embedded directly into CI/CD.
- Key Features: CI/CD-native DAST integration, developer-friendly findings and remediation guidance, API security testing support
- Pros: strong fit for teams wanting automated DAST directly in their pipeline
- Cons: smaller market presence than larger, more established DAST platforms
19. Mend
Mend specializes in software composition analysis and open-source risk management, focusing specifically on identifying and managing vulnerabilities and license risks within open-source dependencies. It’s a strong fit for teams prioritizing open-source dependency risk management.
- Key Features: open-source vulnerability detection, license compliance management, automated dependency remediation
- Pros: strong specialization in open-source dependency risk
- Cons: pricing isn’t public
20. Black Duck
Black Duck provides enterprise open-source vulnerability and license management, offering established software composition analysis capabilities under Synopsys’s broader security portfolio, widely used across large enterprises. It’s a solid, mature choice for open-source risk management at scale.
- Key Features: comprehensive open-source component inventory, vulnerability and license risk detection, enterprise-scale reporting
- Pros: strong maturity and depth for large-scale open-source risk management
- Cons: pricing isn’t public
What Are the Alternatives to Application Security Software?
- Manual code review alone for very small applications with limited scope
- Periodic third-party penetration testing without continuous, automated scanning
- General network security tools not built specifically for application-layer vulnerabilities
- Relying solely on cloud provider default protections without dedicated application-level tools
Software Related to Application Security Software
- Cloud security software for broader infrastructure and posture protection beyond just applications
- Code review tools for catching general code quality issues alongside security-specific findings
- CI/CD platforms for the pipelines that application security tools integrate into
- Identity and access management software for controlling who can access applications and data
- Incident response and security monitoring tools for handling issues detected during or after an attack
Challenges With Application Security Software
- False positive rates. Some tools generate significant noise that requires manual triage to separate real issues from false alarms.
- Developer friction. Security checks that slow down development pipelines can lead to workarounds or ignored findings.
- Coverage gaps. No single tool type catches every vulnerability class, requiring a layered approach.
- Remediation backlog. Finding vulnerabilities faster than teams can fix them creates growing technical debt.
- Cost at scale. Pricing based on application count or scan volume can grow significantly as organizations expand.
Which Companies Should Buy Application Security Software
- Software development companies building customer-facing applications
- Financial services and healthcare organizations handling sensitive regulated data
- E-commerce businesses protecting payment and customer data
- Enterprise IT and security departments managing large application portfolios
- DevSecOps teams integrating security into automated development pipelines
- Organizations required to meet compliance standards like PCI DSS or HIPAA
How to Choose the Best Application Security Software
- Match the tool to your development stage. SAST tools like Semgrep fit earlier in development, while DAST tools like Invicti test running applications later.
- Consider your open-source dependency risk. Mend and Black Duck specialize specifically in software composition analysis.
- Think about developer workflow fit. Snyk and GitHub Advanced Security integrate smoothly into modern development workflows with less friction.
- Check production protection needs. WAF tools like Cloudflare or Imperva protect live applications that static and dynamic testing alone can’t cover.
- Factor in false positive tolerance. Tools with runtime context, like Contrast Security, tend to produce more accurate, lower-noise findings.
- Look at total cost across your application portfolio. Pricing models vary significantly based on application count, scan frequency, and team size.
Application Security Software Trends
- Shift-left security continues growing, pushing vulnerability detection earlier into the development process rather than only at the end.
- AI-assisted vulnerability triage is expanding, helping teams prioritize the findings that matter most faster.
- API-specific security testing is increasing as APIs become a larger share of overall application attack surface.
- Consolidation of SAST, DAST, and SCA into unified platforms continues as organizations look to reduce tool sprawl.
- Runtime protection adoption is growing as organizations seek defense that adapts to actual application behavior, not just static assumptions.
Common Application Security Software Problems (Fixes)
Problem: Security scans are generating too many false positives. Fix: tune detection rules and consider a tool with runtime context, like Contrast Security, which tends to produce more accurate findings than purely static analysis.
Problem: Developers are ignoring security findings due to workflow friction. Fix: integrate security scanning directly into existing CI/CD pipelines and IDEs rather than treating it as a separate, disruptive step.
Problem: Open-source dependencies keep introducing new vulnerabilities. Fix: implement continuous software composition analysis with a tool like Snyk or Mend rather than relying on periodic manual dependency reviews.
Problem: A known vulnerability class keeps slipping through testing. Fix: layer multiple testing types together, since no single SAST, DAST, or SCA tool alone catches every vulnerability category.
Problem: The vulnerability remediation backlog keeps growing faster than the team can fix issues. Fix: prioritize findings based on actual exploitability and business impact rather than treating every flagged issue with equal urgency.
FAQs About Application Security Software
What is the best application security software overall?
Snyk and Veracode are strong general-purpose choices covering multiple testing types, while specialized tools like Burp Suite and OWASP ZAP fit dedicated penetration testing needs.
How much does application security software cost?
Prices range from free options like OWASP ZAP, up to custom enterprise pricing for platforms like Checkmarx or Veracode, depending on application count and feature depth.
What’s the difference between SAST and DAST?
SAST scans source code for vulnerabilities without running the application, while DAST tests a running application the way an actual attacker would interact with it.
Do I need both static and dynamic testing tools?
Most security programs benefit from both, since SAST and DAST catch different types of vulnerabilities and neither provides complete coverage alone.
Can application security software protect against open-source vulnerabilities?
Yes, software composition analysis tools like Mend and Black Duck specifically track vulnerabilities within open-source dependencies used in your applications.
Is a web application firewall enough to secure my application?
No, a WAF like Cloudflare or Imperva helps block malicious traffic, but it doesn’t replace the need to fix underlying vulnerabilities found through SAST, DAST, or SCA testing.
