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Head-to-head · API Security Software

Wallarm API Security vs Imperva API Security

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Wallarm API Security #4 in API Security Software 9.1/10 Free plan · 14-day trial Free planFree trial✓ 5 of 5 features Visit Wallarm
Imperva API Security #7 in API Security Software 8.7/10 Pricing on request ✓ 5 of 5 features Visit Imperva

Wallarm API Security leads on 1 check, Imperva API Security on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreWallarm API Security · 9.1/10
  • Free planonly Wallarm API Security
  • Free trialonly Wallarm API Security

Wallarm API Security scores higher on our rubric for api security software: 9.1 against 8.7 out of 10; our editors rank them #4 and #7.

Wallarm API Security offers free plan; Imperva API Security doesn't.

Wallarm API Security is the better fit for teams wanting broad API security with a free tier. Imperva API Security is the better fit for enterprises needing OWASP-focused API risk reduction.

  • Wallarm API Security fits best

    Teams wanting broad API security with a free tier

  • Imperva API Security fits best

    Enterprises needing OWASP-focused API risk reduction

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.

Side by side

Feature Wallarm API Security 9.1/10 Visit ↗ Imperva API Security 8.7/10 Visit ↗
At a glance
Editor score 9.1 8.7
Ranking #4 in API Security Software #7 in API Security Software
Best for Teams wanting broad API security with a free tier Enterprises needing OWASP-focused API risk reduction
Pricing model Free plan + paid Paid
Starting price — Pricing on request
Free plan ✓ (best) —
Free trial 14 days —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web, Linux Web
Support Docs Community, Docs
Compliance SOC 2 SOC 2, ISO 27001, PCI DSS
Integrations 20 integrations 7 integrations
Built for Mid-market, Enterprise Enterprise, Mid-market
Features Wallarm API Security 5/5 · Imperva API Security 5/5
API discovery ✓ ✓
Runtime protection ✓ ✓
API posture management ✓ ✓
Sensitive data detection ✓ ✓
Specification governance ✓ ✓
Specs
Deployment model Hybrid Hybrid
Our review
Pros
  • Discovers shadow, zombie, and rogue APIs across major protocols
  • Blocks OWASP API Top 10 threats and helps prevent API abuse
  • Supports hybrid deployment with extensive security event integrations
  • Continuous discovery covers public, private, and shadow APIs
  • Assesses API risks against the OWASP API Security Top 10
  • Detects business-logic abuse and BOLA threats in real time
Cons
  • The free tier is limited to 500,000 requests per month
  • The free tier has a limited feature set
  • Paid plans are handled through a sales-assisted process
  • Contact-sales pricing limits upfront cost comparison
  • No free plan is available
  • No open-source edition is offered
Our verdict

Wallarm API Security is a hybrid platform for protecting internal, partner-facing, third-party, and AI-consumed APIs. It is suited to security and platform teams that need API discovery, inventory, runtime controls, sensitive-data…

Read the review →

Imperva API Security is an API protection platform for enterprise security and development teams. It continuously discovers public, private, and shadow APIs, classifies APIs using traffic and call data, and identifies sensitive APIs and…

Read the review →
  1. Wallarm API SecurityAPI Security Software 9.1Free plan · 14-day trial
  2. Imperva API SecurityAPI Security Software 8.7Pricing on request

Strengths and trade-offs

  • Wallarm API Security — where it wins

    • Discovers shadow, zombie, and rogue APIs across major protocols
    • Blocks OWASP API Top 10 threats and helps prevent API abuse
    • Supports hybrid deployment with extensive security event integrations

    Where it doesn't

    • The free tier is limited to 500,000 requests per month
    • The free tier has a limited feature set
    • Paid plans are handled through a sales-assisted process

  • Imperva API Security — where it wins

    • Continuous discovery covers public, private, and shadow APIs
    • Assesses API risks against the OWASP API Security Top 10
    • Detects business-logic abuse and BOLA threats in real time

    Where it doesn't

    • Contact-sales pricing limits upfront cost comparison
    • No free plan is available
    • No open-source edition is offered
  • Wallarm API Security9.1/10 · Free plan · 14-day trial

    A broad API security platform with discovery, runtime protection, and a free tier.

    Visit WallarmFull verdict →
  • Imperva API Security8.7/10 · Pricing on request

    A broad API security platform for enterprises focused on discovery and OWASP risk reduction.

    Visit ImpervaFull verdict →

More comparisons

All API security software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update