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API Testing Tools

Alternatives to Apidog

{"intro": "Apidog brings API design, debugging, mocking, testing, and documentation into one platform. Its specification-driven workflow generates request parameters, bodies, and mock data, then validates responses against specifications. Teams can arrange request sequences with assertions and variables, save endpoint cases, import Postman data and scripts, connect supported databases, run scheduled and contract tests, and integrate CI/CD tools. It supports GraphQL and SOAP, offers Slack or webhook notifications, and provides Global, Europe, and on-premises deployment. A free plan supports four users; paid plans start at $9/user/mo with annual billing, with a 14-day trial.\n\nAn alternative may suit you better when its workflow, protocol coverage, deployment, or price matches your work more closely. Apidog runs on Linux, macOS, Windows, web, extension, API, and self-hosted setups, but its visual database interface does not support complex operations such as stored procedures. Compare how each option handles collections, automation, collaboration, scripting, and local use. Check what you gain and what you leave behind, especially when choosing a Git-centered client, a command-line tool, a free product, or a narrower API testing workspace.", "rows": [{"ref": "sw:postman", "name": "Postman", "best_for": "Multi-protocol API design and monitoring", "pricing": "Free plan; paid from $9/mo (annual)", "key_difference": "Postman emphasizes API distribution and monitoring, while Apidog adds specification-driven generation, database operations, and on-premises deployment.", "choose_when": "Choose it for a unified client with built-in authentication, response inspection, variables, environments, and request history."}, {"ref": "sw:testfully", "name": "Testfully", "best_for": "Automated API test runs", "pricing": "Free plan; paid from $14/user/mo (annual); 14-day trial", "key_difference": "Testfully offers automated test runs but lacks gRPC and WebSocket support that Apidog’s broader API platform provides.", "choose_when": "Choose it when automated test runs matter more than gRPC or WebSocket coverage."}, {"ref": "sw:insomnia", "name": "Insomnia", "best_for": "Broad protocols and local or cloud mocking", "pricing": "Free plan; paid from $12/user/mo; 14-day trial", "key_difference": "Insomnia adds HTTP, REST, gRPC, WebSockets, SOAP, SSE, local or cloud mocks, and MCP tools beyond Apidog’s stated workflow.", "choose_when": "Choose it for OpenAPI-first design, extensive protocol coverage, JavaScript collection tests, or MCP connections."}, {"ref": "sw:bruno", "name": "Bruno", "best_for": "Git-versioned API collections", "pricing": "Free plan; paid from $6/user/mo (annual); 14-day trial", "key_difference": "Bruno stores collections as plain-text Git files and offers desktop, CLI, IDE extension, documentation generator, and mock server tools.", "choose_when": "Choose it when repository-based review and versioning, a lower starting price, or one collection format across tools matters."}, {"ref": "sw:soapui", "name": "SoapUI", "best_for": "Free REST, SOAP, and GraphQL testing", "pricing": "Free plan", "key_difference": "SoapUI is free open source with drag-and-drop functional, regression, data-driven, load, and WS-Security testing rather than Apidog’s all-in-one platform.", "choose_when": "Choose it for free service mocks from WSDL, command-line load runs, or named Maven, Hudson, Bamboo, JUnit, and Ant integrations."}, {"ref": "sw:kreya", "name": "Kreya", "best_for": "Desktop gRPC and API workflow automation", "pricing": "Free plan; paid from $5/user/mo; 10-day trial", "key_difference": "Kreya is a lower-priced desktop client supporting gRPC, REST, GraphQL, WebSockets, SSE, and imported or watched API definitions.", "choose_when": "Choose it for a focused desktop workflow with protobuf, OpenAPI, and GraphQL schema support."}, {"ref": "sw:httpie", "name": "HTTPie", "best_for": "Free CLI and offline API requests", "pricing": "Free plan", "key_difference": "HTTPie combines a free expressive CLI with offline desktop and web apps, while Apidog focuses on specification-driven design and broader team automation.", "choose_when": "Choose it for terminal-first testing, offline request building, formatted output, persistent sessions, or simple synced collections."}]}

  1. 01 Bruno

    Bruno suits developers who want API collections stored and reviewed alongside project files in Git.

    From $6/mo Free plan Open source Windows · macOS · Linux · API
    9.4 Visit Specs
  2. 02 HTTPie

    HTTPie suits developers and teams who test or debug APIs across a terminal, desktop, or web workflow.

    From $10/mo Free plan Open source Web · Windows · macOS · Linux
    9.1 Visit Specs
  3. 03 Karate

    Karate suits teams that want API, browser, or desktop testing in a shared framework, especially when they also need mocks or Gatling-based performance tests.

    From $8.33/mo Free plan Open source Windows · macOS · Linux · API
    9.1 Visit Specs
  4. 04 PactFlow

    PactFlow suits software teams that need contract testing across distributed services and want to connect checks to source-control workflows.

    From $115.42/mo Free plan Web · Linux · API · Self-hosted
    8.9 Visit Specs
  5. 05 Pact

    Pact suits developers working on integrations when their team controls both the consumer and provider applications.

    From $115.42/mo Free plan Windows · macOS · Linux · API
    8.8 Visit Specs
  6. 06 ReadyAPI
    Free trial Web · Windows · macOS · Linux
    8.8 Visit Specs
  7. 07 SoapUI

    SoapUI suits developers and testers starting with API testing, especially those working with REST, SOAP, or GraphQL services.

    From $89.08/mo Free plan Open source Windows · macOS · Linux · API
    8.8 Visit Specs
  8. 08 Hoppscotch

    Hoppscotch suits individuals and teams building, testing, documenting or sharing APIs across its supported protocols.

    From $6/mo Free plan Web · Windows · macOS · Linux
    8.6 Visit Specs
  9. 09 Insomnia

    Insomnia suits developers and teams working across API design, testing, debugging, and mock generation.

    From $12/mo Free plan Windows · macOS · Linux · Self-hosted
    8.6 Visit Specs
  10. 10 Postman

    Postman suits people designing, testing, documenting, or monitoring APIs, including teams that need collaboration, integrations, or API testing across multiple protocols.

    From $9/mo Free plan Web · Windows · macOS · Linux
    8.5 Visit Specs
  11. 11 EvoMaster

    It suits teams generating automated API and system tests across web or enterprise applications.

    Free plan Windows · macOS · Linux · API
    8.4 Visit Specs
  12. 12 Kreya

    Kreya suits developers who need to explore or test APIs across several protocols, or automate API checks in CI/CD.

    From $5/mo Free plan Windows · macOS · Linux
    8.4 Visit Specs
  13. 13 Assertible

    Assertible is aimed at QA professionals, developers, and people who operate web services.

    From $25/mo Free plan Web · API
    8.3 Visit Specs
  14. 14 EvoMaster

    EvoMaster suits teams that want to generate API tests for web or enterprise applications, including teams working with REST, GraphQL, or supported RPC APIs.

    Free plan Windows · macOS · Linux · API
    8.3 Visit Specs
  15. 15 Keploy

    Keploy suits development and QA teams that want traffic-derived tests, dependency mocks, and CI replay.

    From $19/mo Free plan Web · Windows · macOS · Linux
    8.3 Visit Specs
  16. 16 RESTest
    Free plan Windows · Linux · Self-hosted
    8.1 Visit Specs
  17. 17 Apiary

    Apiary suits people designing or documenting APIs who want descriptions, mock responses, and automated checks in one hosted workspace.

    Free plan Web · API
    8.0 Visit Specs
  18. 18 Hurl

    Hurl suits developers who want to define HTTP requests as plain text and run API or session checks from the command line.

    Free plan Windows · macOS · Linux · Self-hosted
    8.0 Visit Specs
  19. 19 Parasoft SOAtest

    It suits QA teams, testers and development teams testing APIs and microservices.

    Free trial Windows · macOS · Linux · iOS
    7.9 Visit Specs
  20. 20 Tavern
    Free plan Linux · Self-hosted
    7.9 Visit Specs
  21. 21 Thunder Client

    It suits developers who want an IDE-based API client and can work with locally stored collections.

    From $3/mo Free plan Windows · macOS · Linux · Browser extension
    7.9 Visit Specs
  22. 22 Citrus

    Citrus suits enterprise teams testing messaging scenarios, microservices, and other integrations.

    Free plan Linux
    7.8 Visit Specs
  23. 23 PactumJS
    Free plan API
    7.8 Visit Specs
  24. 24 Yaak

    Yaak suits API developers and teams sharing requests through Git, especially those seeking control over local API data.

    From $6.58/mo Free plan Windows · macOS · Linux
    7.8 Visit Specs
  25. 25 HttpMaster
    Free plan Windows
    7.7 Visit Specs
  26. 26 Schemathesis

    Schemathesis suits engineers testing OpenAPI or GraphQL APIs, especially those integrating API tests into CI/CD.

    Free plan Windows · macOS · Linux · Self-hosted
    7.6 Visit Specs
  27. 27 REST Assured
    Free plan API
    7.4 Visit Specs
  28. 28 RestTestGen
    Free plan Linux · Self-hosted
    7.4 Visit Specs
  29. 29 Stoplight Prism

    It suits teams developing frontend and backend work in parallel, validating API contracts, or virtualizing services before production.

    Free plan Web · API · Self-hosted
    7.4 Visit Specs
  30. 30 SuperTest
    Free plan
    7.3 Visit Specs

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