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Head-to-head · API Security Software

Wallarm API Security vs Datadog App & API Protection

  • Updated Sep 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Wallarm API Security #3 in API Security Software 8.2/10 Free plan · 14-day trial Free plan✓ 5 of 5 features Visit Wallarm
Datadog App & API Protection #8 in API Security Software 6.8/10 From $31/mo (annual) · 14-day trial ✓ 5 of 5 features Visit Datadog

Wallarm API Security leads on 1 check, Datadog App & API Protection 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 · 8.2/10
  • Free planonly Wallarm API Security

Wallarm API Security scores higher on our rubric for api security software: 8.2 against 6.8 out of 10; our editors rank them #3 and #8.

Wallarm API Security offers free plan; Datadog App & API Protection doesn't. On deployment model, Wallarm API Security gives you Hybrid where Datadog App & API Protection offers Cloud.

Wallarm API Security is the better fit for teams wanting broad API security with a free tier. Datadog App & API Protection is the better fit for observability teams adding API runtime protection.

  • Wallarm API Security fits best

    Teams wanting broad API security with a free tier

  • Datadog App & API Protection fits best

    Observability teams adding API runtime protection

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Wallarm API Security 8.2/10 Visit ↗ Datadog App & API Protection 6.8/10 Visit ↗
At a glance
Editor score 8.2 6.8
Ranking #3 in API Security Software #8 in API Security Software
Best for Teams wanting broad API security with a free tier Observability teams adding API runtime protection
Pricing model Free plan + paid Paid
Starting price Not published $31/mo
Free plan ✓ (best) —
Free trial — —
Free trial length 14 days 14 days
Deployment Cloud, Self-hosted Cloud
Platforms Web, Linux Web, Windows, macOS, Linux
Support Docs Email, Live chat, Community, Docs
Compliance SOC 2 GDPR, HIPAA, ISO 27001, PCI DSS, SOC 2
Integrations 20 integrations 1,000+ integrations
Built for Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Wallarm API Security 5/5 · Datadog App & API Protection 5/5
API discovery ✓ ✓
Runtime protection ✓ ✓
API posture management ✓ ✓
Sensitive data detection ✓ ✓
Specification governance ✓ ✓
Specs
Deployment model Hybrid Cloud
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
  • Discovers documented, undocumented, and shadow APIs continuously
  • Combines API posture checks with in-app WAF threat blocking
  • Correlates attack flows with traces, errors, and logs
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
  • Requires Datadog Infrastructure Monitoring
  • No free plan is available
  • Pricing is based on hosts and costs more with monthly billing
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 →

Datadog App & API Protection is a cloud security product for Security and DevOps teams that need visibility and protection across production APIs. It continuously discovers documented, undocumented, and shadow APIs, builds endpoint…

Read the review →
  1. Wallarm API SecurityAPI Security Software 8.2Free plan · 14-day trial
  2. Datadog App & API ProtectionAPI Security Software 6.8From $31/mo (annual) · 14-day trial

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

  • Datadog App & API Protection — where it wins

    • Discovers documented, undocumented, and shadow APIs continuously
    • Combines API posture checks with in-app WAF threat blocking
    • Correlates attack flows with traces, errors, and logs

    Where it doesn't

    • Requires Datadog Infrastructure Monitoring
    • No free plan is available
    • Pricing is based on hosts and costs more with monthly billing
  • Wallarm API Security8.2/10 · Free plan · 14-day trial

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

    Visit WallarmFull verdict →
  • Datadog App & API Protection6.8/10 · From $31/mo (annual) · 14-day trial

    A strong fit for observability teams that need API discovery and runtime blocking.

    Visit DatadogFull verdict →

More comparisons

All API security software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

Last updated · How we research and update