Best Postman Alternatives: 25+ API / REST Development tools

Postman is a great tool but it might not fit everyone. Since it's a tool for developers you can be sure there are many other similar tools that do stuff a little bit different. So whatever the reason is that you want to replace Postman check the list below. Thousands of other users has provided their opinion about what they like the most.

The list of alternatives was last updated: 11/8/2019 1:45:00 PM

Alternatives to Postman for all platforms with any license

  • Insomnia REST Client

    Debug APIs like a human, not a robot. Insomnia is a simple yet powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.

    • Cleaner interface compared to Postman Guest • Apr 2019 • 6 agrees and 0 disagrees Disagree   Agree
    • More ligtweight, straightforward and intuitive. Guest • Jul 2019 • 3 agrees and 0 disagrees Disagree   Agree
    • Easy to use. better and simpler interface. Guest • Feb 2019 • 6 agrees and 2 disagrees Disagree   Agree
    • Same basic features but so much lighter theSlyestOct 2019 Disagree   Agree
    • Better UI, request chaining, environment variables, built-in GraphQL and JSON editing Guest • Oct 2019 Disagree   Agree
    • Insomnia use much less storage than Postman. daominah1Apr 2019 Disagree   Agree
    • The features are almost the same with postman. Guest • Aug 2017 • 10 agrees and 5 disagrees Disagree   Agree
    • Very easy to use. Clean interface. Guest • Mar 2017 • 4 agrees and 1 disagrees Disagree   Agree
    • Very Light and Fast. Really recommended sekti92Sep 2016 • 4 agrees and 0 disagrees Disagree   Agree
    • Request chaining, test scripting and setting up environment variables are still in an experimental stage. Postman offers these features out of the box in a well designed and elegant way. Guest • Oct 2017 • 1 agrees and 10 disagrees Disagree   Agree

    Freemium $ $ $ Open Source Mac Windows Linux

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  • Paw

    Easily craft your HTTP requests, try them, archive them. Setup HTTP Headers, URL parameters, form-encoded POST key-values or text. Get easy-to-read responses with well formatted headers and body. Sync your projects with your team through Paw for Teams.

    • Simple request chaining (right-click in the UI, no code or globals); Great workflow for when writing a fast-changing API Guest • Jun 2017 • 2 agrees and 0 disagrees Disagree   Agree
    • Superb flexibility and cookie handling. An entire session with transactions can be constructed in Paw with it's ability to parse incoming data and extract potions for the next request. Guest • Feb 2017 • 2 agrees and 2 disagrees Disagree   Agree
    • Handles cookies *way better* than Postman malternativeMar 2016 • 2 agrees and 1 disagrees Disagree   Agree

    Commercial $ $ $ Mac

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  • soapUI

    Eviware, the maker of soapUI, Web Service Testing Leader soapUI is a tool for functional testing, mainly of web services like SOAP based web services and RESTful web services, but also HTTP based services and JMS Services as well as databases. soapUI is an open source and completely free tool with a commercial companion, soapUI Pro, with extra functionality for companies with mission critical web services.

    Free Open Source Mac Windows Linux

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  • HTTPie

    httpie - HTTPie is a CLI, cURL-like tool for humans. HTTPie (pronounced aych-tee-tee-pie) is a command line HTTP client. Its goal is to make CLI interaction with web services as human-friendly as possible. It provides a simple http command that allows for sending arbitrary HTTP requests using a simple and natural syntax, and displays colorized responses. HTTPie can be used for testing, debugging, and generally interacting with HTTP servers.

    Free Open Source Mac Windows Linux

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  • Advanced REST Client (ARC)

    Cross platform API testing Use ARC on any major platforms including Windows, MacOS and Linux. Simplicity Easy and clean user inteface helps you make test request faster. Works with Google Drive Store your requests and projects on Google Drive and share it with your team. More data then other tools ARC implements it’s own HTTP client that works directly on a socket. As a result you receive detailed information about request timings, redirects and even sent HTTP message body.

    • It has all features postman has, and it's modern blurHYSep 2019 • 1 agrees and 0 disagrees Disagree   Agree

    Free Open Source Mac Windows Linux Chrome OS Chrome ... Chromium Chrome Web Store

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  • HttpRequester

    HttpRequester is a tool for Firefox for easily making HTTP requests (GET/PUT/POST/DELETE), viewing the responses, and keeping a history of transactions. This tool is useful when doing web or REST development, or when you need to make HTTP requests that are not easily done via the browser (PUT/POST/DELETE).

    Free Open Source Mac Windows Linux Firefox

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  • RESTClient

    RESTClient can be used to test variety of HTTP communications and RESTful webservices. Friendly GUI, rich functionalities.

    Free Open Source Mac Windows Linux

    No features added Add a feature

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  • HTTP Toolkit

    HTTP Toolkit is a beautiful, cross-platform & open-source HTTP(S) debugging proxy, analyzer & client, with built-in support for modern tools from Docker to Android to GraphQL. Setup with one click to start seeing exactly what your code is sending. Diff requests or responses, and explore overall metrics, to understand in depth. Change live traffic content, and simulate errors or performance problems to test your system.

    Freemium Open Source Mac Windows Linux Web

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  • StopLight

    APIs are essential to every online business. StopLight helps companies manage their API lifecycle. Our visual modeling solution removes the massive amount of manual effort needed today, and instead reduces friction, and improves efficiency, across all API stakeholders.

    • simple ui get the response..!!!! Guest • Apr 2017 Disagree   Agree

    Free Personal $ $ $ Mac Windows Linux Web

    No features added Add a feature

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  • getd.io

    A free, online REST API builder that works with CORS. A Postman alternative without the native apps. Most Postman alternatives in the market today (including Postman) require downloading a platform-specific client app, or installing a Chrome plug-in. This is needed to provide full request support such as CORS. However, this approach has a few cons: - Setting up a new dev env requires downloading and installing app again. - App needs to be periodically updated / patched.

    • Only need a browser to test my API without need to install any client app is super fast and convenient! uuxeSep 2019 Disagree   Agree

    Free Software as a Service (SaaS)

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  • HttpMaster

    HttpMaster is a professional development and test tool for web applications, with special focus on REST web services and web API applications. Key features: - HttpMaster project to store complete definition of API calls in one single place. - Broad set of http properties (HTTP headers, URL encoding, etc.). - Dynamic parameters to simulate variations of input data or create global API values. - Response data validation with logical expressions.

    Freemium Windows

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  • Assertible

    Assertible is the easiest way for teams and individuals to test and monitor web services. Gain confidence in crucial infrastructure by using Assertible's automated QA tools to test and monitor your web services across deployments and environments. With modern and easy-to-use assertions, you can validate virtually any web service, run your tests on any environment, and integrate with your CI or deployment pipeline. Save time and get your job done faster by automating your QA with Assertible.

    Freemium Mac Windows Linux Web

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  • Httper

    Test RESTful APIs on android.

    • Support for Android & iOS included within Httper. It cost me 30 minutes of my time to find a REST/API client that'd run on my Android device. xmwx38Sep 2019 Disagree   Agree

    Free Android iPhone iPad

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  • CloudQA

    CloudQA is cloud based test automation platform which will significantly reduce time, cost and complexity of your testing process. CloudQA does not need any test infrastructure. One could get started within minutes to record and execute a test case. CloudQA is easy to use, modular, accessible anytime anywhere with good scale.

    Freemium Windows Linux Web

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  • Requester

    Powerful, modern HTTP / REST client for Sublime Text. Requester has an expansive feature set, modern UX, powerful, elegant syntax and first class support for API testing and test automation. It runs on macOS, Windows and Linux.

    Free Open Source Mac Windows Linux

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  • RestCase

    RestCase is a security-focused API development platform that enables its users to rapidly create secure microservices, mock them in order to start testing, monitor APIs and collaborate on their development and testing. Mobile. Composite applications. Microservices. Developing and testing REST APIs are becoming increasingly complex. The platform supports the entire API development lifecycle, starting from visually designing the API, along with quality and security audits.

    Freemium Web

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  • Postwoman

    Postwoman is an open-source API request builder. It helps you create your requests faster, saving you precious time on your development. FEATURES - Send requests to verify your API is ready for launch - GET, PUT, POST, DELETE, OPTIONS (more coming soon) - Authentication support - Parameters support - Request body support - View Response - Progressive Web App support - History support

    • Helps you create your requests faster, saving you precious time on your development Guest • 15 days ago Disagree   Agree

    Free Open Source Web Self-Hosted

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  • Nightingale REST API Client

    Nightingale is a fullly functional REST API Client built exclusively for Windows 10. It's fast, it's fluently designed, and it won't hog your resources. Submit GET, POST, PATCH, and other HTTP requests to your web service to test your RESTful APIs. Open the collection runner to send a batch of requests. Add tests to your request to ensure your APIs are running properly. Quickly open your previous workspace using Windows 10 Timeline.

    • Nightingale is super fast and simple to use. It's highly optimized for Windows 10 Guest • Dec 2018 • 1 agrees and 0 disagrees Disagree   Agree
    • It's faster than Postman and it uses less resources. bittergrapefruit6Dec 2018 Disagree   Agree

    Freemium $ $ $ Windows

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  • Graphical HTTP Client

    HTTP Client is a Mac OS X Leopard developer tool for debugging HTTP services by graphically creating and inspecting complex HTTP messages.

    Commercial Mac

    No features added Add a feature

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  • HP Unified Functional Testing

    Make test automation more efficient and help developers and testers collaborate. This functional test automation software—formerly QuickTest Professional (QTP)—helps deliver quality software at the speed your business needs. Use a single GUI for automating all types of functional testing. This easy-to-use visual experience helps you create automated testing for both GUI functionality and the back-end service (application business logic) parts of an application.

    Commercial Windows

    No features added Add a feature

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  • Restlet

    Visually create and execute single API requests as well as complex scenarios. Automate the execution of your API tests and scenarios with our CI/CD plugin. Restlet Client is the most popular REST client available as a Chrome extension. It automatically updates itself, can be opened in one or several browser tabs and comes with a convenient browser toolbar icon.

    Commercial $ $ $ Mac Windows Linux Chrome OS Chrome

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  • apptalk.ninja

    apptalk.ninja is a great, easy-to-use tool for app developers tackle that monitors and debugs issues with their apps’ communication over-the-air. apptalk.ninja gives developers superhuman ninja powers to see what’s going on in their users’ pockets, on each and every device that used their app around the globe. Testing and enhancing communication speed and security also becomes much easier. Being an apptalk.

    Freemium iPhone iPad

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  • RESTtest

    RESTtest is a simple yet intuitive way to test RESTful web services and standard HTTP calls. RESTtest allows you to enter a HTTP request body and any necessary headers. After the request is submitted, response information can be both viewed and saved to disk. Features include the ability to have multiple windows open at the same time, save requests for playback later, and exporting HTTP responses to disk.

    Commercial $ $ $ Mac

    No features added Add a feature

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