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    Assertible Alternatives

    Assertible is described as 'is the easiest way to test and monitor your APIs and helps reduce bugs in web apps by providing tools to continuously validate endpoints and responses with a flexible interface to run your tests any time and place' and is a Uptime Monitor service in the development category. There are more than 25 alternatives to Assertible for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and SaaS. The best alternative is Insomnia REST Client, which is both free and Open Source. Other great apps like Assertible are Postman, Hoppscotch, soapUI and Pingdom.

    Assertible is mainly a Uptime Monitor Service but alternatives to it may also be Website Monitors or HTTP Clients. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Assertible.
    This page was last updated Feb 22, 2022
    • FreemiumProprietary
    • Mac
    • Windows
    • Linux
    • Online
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    Assertible is the easiest way to test and monitor your APIs and helps reduce bugs in web apps by providing tools to...
    Learn more about Assertible

    1. A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.
    2. Postman is a tool that facilitates the development and use of APIs. Postman provides all the functionality needed to create or simulate API specifications and use the Postman Collection Runner to create tests.


    3. Hoppscotch is an open-source API development ecosystem. It helps you create your requests faster, saving you precious time on your development.
    4. Eviware, the maker of soapUI, Web Service Testing Leader
    5. Pingdom web site monitoring and other infrastructure for you and instantly let you know when anything goes wrong. Measure uptime, downtime, and the performance of your website as experienced by visitors.


    6. API testing tool. Which allows web developers to create and test custom HTTP requests.
    7. Don’t just check for 200’s, model complex customer flows and monitor their realtime performance from around the world. Get notified the instant something goes wrong.
    8. Thunder Client is a hand-crafted lightweight Http Client extension for Visual Studio Code. No separate download needed, Just install the extension from VS Code marketplace.
      • FreeOpen Source
      • Mac
      • Windows
      • Linux
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      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. Some features:
      • FreemiumProprietary
      • Software as a Service (SaaS)
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      OnlineOrNot is a premium monitoring service that automates uptime and correctness checks for websites, APIs, and web apps.
    Showing 10 of 41 alternatives