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Head-to-head · API Testing Tools

Apidog vs SoapUI

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score Apidog #2 in API Testing Tools 9.2/10 Free plan · 14-day trial Free planFree trial✓ 6 of 6 features Visit Apidog
SoapUI #3 in API Testing Tools 9.0/10 Free plan Free plan✓ 6 of 6 features Visit SmartBear

Apidog leads on 0 checks, SoapUI on 0, and 7 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreApidog · 9.2/10
  • Free planboth
  • Free trialonly Apidog

Apidog scores higher on our rubric for api testing tools: 9.2 against 9.0 out of 10; our editors rank them #2 and #3.

Apidog is the better fit for teams needing broad API design and testing coverage. SoapUI is the better fit for teams testing SOAP, REST, and service performance.

  • Apidog fits best

    Teams needing broad API design and testing coverage

  • SoapUI fits best

    Teams testing SOAP, REST, and service performance

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 Apidog 9.2/10 Visit ↗ SoapUI 9.0/10 Visit ↗
At a glance
Editor score 9.2 9.0
Ranking #2 in API Testing Tools #3 in API Testing Tools
Best for Teams needing broad API design and testing coverage Teams testing SOAP, REST, and service performance
Pricing model Free plan + paid Free
Starting price $9/user/mo Free
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Self-hosted, Desktop Desktop
Platforms Web, Windows, macOS, Linux Windows, macOS, Linux
Support Email, Docs · 24/7 Community, Docs
Integrations 11 integrations 9 integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Apidog 6/6 · SoapUI 6/6
GraphQL support ✓ ✓
SOAP support ✓ ✓
Scheduled runs ✓ ✓
CI/CD integration ✓ ✓
Mock server ✓ ✓
Contract testing ✓ ✓
Specs
Included requests Not checked yet Not checked yet
Our review
Pros
  • Supports HTTP, GraphQL, SOAP, gRPC, WebSocket, and SSE requests
  • Combines automated scenarios, assertions, schedules, mocks, and contract validation
  • Runs tests in CI/CD and publishes interactive API documentation
  • Covers REST, SOAP, GraphQL, functional, regression, and performance testing
  • Includes service mocking, contract coverage, assertions, and schema validation
  • Runs locally on Windows, macOS, and Linux with command-line execution
Cons
  • The Free plan is limited to up to 4 users
  • The $9 Basic price requires annual billing
  • Its broad feature set may exceed the needs of teams focused on one API task
  • Desktop-focused rather than a browser-based testing platform
  • Enterprise testing capabilities are provided through separate ReadyAPI products
  • Groovy and JavaScript scripting may require scripting knowledge
Our verdict

Apidog is an API development platform for developers and teams that design, debug, test, mock, and document APIs. It supports six request protocols—HTTP, GraphQL, SOAP, gRPC, WebSocket, and SSE—along with OpenAPI and JSON Schema support.…

Read the review →

SoapUI is an open-source desktop API testing tool for developers and testers working with REST, SOAP, HTTP, and GraphQL services. It is suited to teams that need one application for functional, regression, interoperability, performance,…

Read the review →
  1. ApidogAPI Testing Tools 9.2Free plan · 14-day trial
  2. SoapUIAPI Testing Tools 9.0Free plan

Strengths and trade-offs

  • Apidog — where it wins

    • Supports HTTP, GraphQL, SOAP, gRPC, WebSocket, and SSE requests
    • Combines automated scenarios, assertions, schedules, mocks, and contract validation
    • Runs tests in CI/CD and publishes interactive API documentation

    Where it doesn't

    • The Free plan is limited to up to 4 users
    • The $9 Basic price requires annual billing
    • Its broad feature set may exceed the needs of teams focused on one API task
  • SoapUI — where it wins

    • Covers REST, SOAP, GraphQL, functional, regression, and performance testing
    • Includes service mocking, contract coverage, assertions, and schema validation
    • Runs locally on Windows, macOS, and Linux with command-line execution

    Where it doesn't

    • Desktop-focused rather than a browser-based testing platform
    • Enterprise testing capabilities are provided through separate ReadyAPI products
    • Groovy and JavaScript scripting may require scripting knowledge
  • Apidog9.2/10 · Free plan · 14-day trial

    A broad API toolkit for teams that need design, testing, automation, and documentation together.

    Visit ApidogFull verdict →
  • SoapUI9.0/10 · Free plan

    A broad, free API testing desktop tool for functional, contract, performance, and load work.

    Visit SmartBearFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update