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The Best Interactive Application Security Testing Software in 2026

We researched interactive application security testing software from official websites, including pricing pages, plan tables, and product documentation. Products are ranked on their core runtime analysis capabilities, verified feature coverage, and value for money for teams securing applications during development and delivery.

Our top picks

  1. Top ranked

    9.3/10

    Focused web IAST with exploit validation, remediation context, and CI/CD integration.

    Pricing on request

  2. Runner-up

    Priced IAST for Datadog APM customers, with confirmed findings and code-level context.

    14-day trial

  3. Top-ranked free plan

    HCL AppScan#3 of 15
    9.0/10

    Broad AppSec coverage with IAST, free access, and integrations across development workflows.

    Free plan · 14-day trial

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

The full ranking 15 tools, best first

15 tools
  1. Best forTeams wanting validated web IAST findings

    Focused web IAST with exploit validation, remediation context, and CI/CD integration.

    • Authenticated testing
    • API testing
    • CI/CD integration
    9.3/10★★★★★
    Visit New Relic
  2. Best forDatadog customers needing priced IAST

    Priced IAST for Datadog APM customers, with confirmed findings and code-level context.

    • CI/CD integration
    9.1/10★★★★★
    Visit Datadog
  3. Best forTeams wanting broad AppSec with free access

    Broad AppSec coverage with IAST, free access, and integrations across development workflows.

    • Authenticated testing
    • API testing
    • CI/CD integration
    9.0/10★★★★☆
    Visit HCL AppScan
  4. Best forBroad enterprise IAST deployments

    A broad, agent-based IAST platform for enterprise application and API security.

    • API testing
    • CI/CD integration
    8.8/10★★★★☆
    Visit Black Duck
  5. Best forMature teams needing runtime visibility

    A mature IAST choice for runtime visibility, remediation guidance, and API workflows.

    • API testing
    • CI/CD integration
    8.7/10★★★★☆
    Try Contrast Assess
  6. Acunetix

    Best forWeb and API teams needing validation

    Web and API security testing with proof-based validation, CI/CD support, and optional AcuSensor IAST.

    • Authenticated testing
    • API testing
    • CI/CD integration
    Pricing on request Our Acunetix verdict → Visit Acunetix
    8.6/10★★★★☆
    Visit Acunetix
  7. Best forMature enterprises needing broad AppSec

    Broad SaaS AppSec coverage for mature enterprises, with contact-sales pricing and Java/.NET support.

    • Authenticated testing
    • API testing
    • CI/CD integration
    8.5/10★★★★☆
    Visit OpenText
  8. Best forJava teams needing self-hosted IAST

    A Java-focused, self-hosted IAST option with strong runtime context but limited breadth.

    • CI/CD integration
    8.2/10★★★★☆
    Visit Waratek
  9. Best forMobile teams testing real devices

    A mobile-focused platform for testing iOS and Android apps on physical devices.

    • Authenticated testing
    • API testing
    • CI/CD integration
    8.0/10★★★★☆
    Visit NowSecure
  10. Best forTeams wanting open-source self-hosted IAST

    A practical open-source IAST option for teams comfortable managing agents and deployment.

    • API testing
    7.8/10★★★★☆
    Visit DongTai IAST
  11. Invicti

    Best forWeb teams needing automated API security

    A DAST-focused platform for authenticated web and API security scanning.

    • API testing
    Pricing on request Our Invicti verdict → Visit Invicti
    7.7/10★★★★☆
    Visit Invicti
  12. Best forBudget-conscious broad AppSec teams

    Broad AppSec coverage with a free entry plan, but limited fit for IAST-focused teams.

    7.5/10★★★★☆
    Visit Aikido
  13. Best forCloud AppSec program consolidation

    A cloud AppSec platform that consolidates testing, policy, reporting, and remediation workflows.

    7.3/10★★★★☆
    Visit Black Duck
  14. Best forSource-code security teams

    A broad source-code security platform for teams that need centralized AppSec workflows.

    • CI/CD integration
    Pricing on request Our Checkmarx One verdict → Visit Checkmarx
    7.2/10★★★★☆
    Visit Checkmarx
  15. Best forEnterprises seeking language-agnostic IAST

    Language-agnostic runtime analysis for teams finding application vulnerabilities before production.

    • CI/CD integration
    6.9/10★★★☆☆
    Visit Veracode

No tools match those filters.

Compare at a glance

#ToolFree planPaid fromDeploymentAPI testingScore
1New Relic IASTNoSaasYes9.3
2Datadog Runtime Code Analysis (IAST)No$20/unit/moSaas9.1
3HCL AppScanYesHybridYes9.0
4Black Duck SeekerSelf-hostedYes8.8
5Contrast AssessHybridYes8.7
6AcunetixHybridYes8.6
7OpenText Fortify on DemandSaasYes8.5
8Waratek IASTNoHybrid8.2
9NowSecure PlatformSaasYes8.0
10DongTai IASTFreeHybridYes7.8
11InvictiNo$500/unit usage-basedYes7.7
12Aikido SecurityYes7.5
13Black Duck Polaris7.3
14Checkmarx OneNo7.2
15Veracode Interactive AnalysisNoSaas6.9

Head-to-head All 28 comparisons →

Explore other topics All topics →

How we rank interactive application security testing software

Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update