HttpMaster
HttpMaster: A capable free Windows API tester for projects that need chaining, validation, and automation. Ranked #28 of 33 in API Testing Tools by our editors (6.4/10); pricing: Free plan; best for windows users needing structured API projects.
At a glance
- Editor score6.4 / 10
- PricingFree plan
- Best forWindows users needing structured API projects
- Free planYes
- Paid fromFree
- Facts checked21 Sep 2026
Where it wins
- OpenAPI import creates and updates structured API test projects
- Chaining, parameters, validation, authentication, and conditional execution
- CLI runs, cURL support, PDF reports, and response-data export
Where it doesn't
- Windows-only platform coverage
- Advanced WSDL parsing is not supported
- No AI features or native recurring schedules
Our verdict on HttpMaster
HttpMaster is a free Windows desktop application for creating, executing, validating, and debugging HTTP requests and REST API workflows. It is aimed at developers and testers who need structured API projects rather than isolated request checks. The application runs locally and offline, with support for OpenAPI import, reusable parameters, multipart and binary request bodies, authentication, execution groups, and response analysis. SOAP requests are supported through HTTP/XML, making it suitable for teams working across REST and some SOAP-based services.
Its strongest area is the depth of its workflow controls. OpenAPI files can be imported to create or update projects, while multi-step request chaining passes data from earlier responses into later requests. Reusable and multi-value parameters support repeatable scenarios, and response validation covers status codes, headers, content, and custom conditions. Execution groups add ordering and conditional execution, which helps organize more involved API sequences. OAuth access-data support, cURL generation and execution, and response-data export extend the tool beyond basic request sending.
Automation is another practical fit. Command-line project execution can be used from scripts, scheduled tasks, and CI pipelines, while PDF execution reports provide a shareable record of runs. The software is distributed as freeware without subscriptions or feature restrictions, so its value is clearest for Windows teams seeking a no-cost desktop workflow. Choose HttpMaster when local API projects, structured validation, and command-line runs matter. Choose an alternative when you need broader platform coverage, advanced WSDL parsing, GraphQL workflows, mock servers, contract testing, or AI-assisted features.
Your product? Our editors can test HttpMaster in depth and publish a review, labelled as paid · from $149/mo →
HttpMaster pricing
HttpMaster fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| GraphQL support | Not verified |
| SOAP support | Yes |
| Scheduled runs | Not verified |
| CI/CD integration | Yes |
| Mock server | Not verified |
| Contract testing | Not verified |
| Included requests | Not verified |
| Deployment | Desktop |
| Platforms | Windows |
| Support | Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan |
| Website | httpmaster.net |
| Facts checked | 21 Sep 2026 |
Alternatives to HttpMaster
- PostmanA mature API test platform with broad protocol support and a wide feature set.9.3
- ApidogA broad API toolkit for teams that need design, testing, automation, and documentation together.9.2
- SoapUIA broad, free API testing desktop tool for functional, contract, performance, and load work.9.0
See all HttpMaster alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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