List of the Top 10 API Testing Tools for CircleCI in 2025

Simplified Testing Without Code Empower every member of your team, not just developers, to create and manage automated tests effortlessly. Address your testing needs efficiently, achieving comprehensive test coverage in mere days instead of several months. Our tests designed in natural language are highly resilient to changes in the codebase, and our AI swiftly fixes any test failures that may arise. Continuous Testing is essential for Agile and DevOps practices, allowing you to deploy features to production within the same day. Boozang provides various testing methods, including: - A Codeless Record/Replay interface - BDD with Cucumber - API testing capabilities - Model-based testing - Testing for HTML Canvas The following features streamline your testing process: - Debugging directly within your browser console - Screenshots pinpointing where tests fail - Seamless integration with any CI server - Unlimited parallel testing to enhance speed - Comprehensive root-cause analysis reports - Trend reports to monitor failures and performance over time - Integration with test management tools like Xray and Jira, making collaboration easier for your team.

It's clear that enhancing your testing efforts could help identify bugs sooner, yet effective QA testing often demands significant time, effort, and resources. With MuukTest, engineering teams can achieve up to 95% coverage of end-to-end tests in a mere three months. Our team of QA specialists is dedicated to creating, overseeing, maintaining, and updating E2E tests on the MuukTest Platform for your web, API, and mobile applications with unparalleled speed. After reaching 100% regression coverage within just eight weeks, we initiate exploratory and negative testing to discover bugs and further elevate your testing coverage. By managing your testing frameworks, scripts, libraries, and maintenance, we significantly reduce the time you spend on development. Additionally, we take a proactive approach to identify flaky tests and false results, ensuring that your testing process remains accurate. Consistently conducting early and frequent tests enables you to catch errors during the initial phases of the development lifecycle, thus minimizing the burden of technical debt in the future. By streamlining your testing processes, you can improve overall product quality and enhance team productivity.

Testsigma serves as a low-code automation platform designed for Agile teams, enabling seamless collaboration among SDETs, manual testers, subject matter experts, and quality assurance professionals in planning, developing, executing, analyzing, debugging, and reporting their automated tests for websites, native Android and iOS applications, and APIs. This versatile tool is offered as both a fully managed cloud solution and a self-hosted open-source instance, known as Testsigma Community Edition. While the platform's architecture is based on Java, its automated testing capabilities remain code-agnostic, allowing teams to describe user actions in straightforward English using its built-in NLP Grammar or to create comprehensive test scripts through the Test Recorder. Additionally, Testsigma incorporates features such as visual testing, data-driven testing, two-factor authentication testing, and an AI component that resolves unstable elements and test steps, locates regression-affected scripts, and offers suggestions to address test failures. By consolidating numerous tools within the quality assurance process, Testsigma empowers teams to perform testing efficiently, continuously, and in a collaborative manner, ultimately streamlining their workflows and enhancing productivity.

Testim offers a rapid method for developing robust end-to-end test cases, accommodating both codeless and coded options. It empowers users to design stable, codeless tests utilizing advanced AI capabilities. Additionally, you can export your tests into code format, with access to Testim's JavaScript API for seamless integration with your development environment. This functionality enables you to easily debug, adjust, or refactor your tests as needed. To ensure consistency, you can store your tests in a version control system, allowing for execution with each code commit. Each month, millions of users, including notable companies like NetApp, Wix, and JFrog, rely on Testim for their testing needs. For further information, please visit our website to explore all that we offer.

Loader.io provides a free load testing tool aimed at assessing how well your web applications and APIs perform by mimicking numerous concurrent connections. Registration for testing can be done effortlessly via the web interface or API. Throughout the testing phase, we will create connections to your application, enabling you to monitor the process live. Once the test concludes, you have the option to easily share the results with your team for in-depth analysis and conversation. This service is essential for verifying that your application can manage heavy traffic efficiently. Additionally, utilizing this tool can help you identify potential bottlenecks before they become a significant issue.

RapidAPI Testing provides a well-rounded solution for both functional API testing and monitoring, featuring an intuitive interface that accommodates all API types and integrates smoothly with the RapidAPI Marketplace and Enterprise Hub. This tool enables users and organizations to validate the reliability of their APIs through advanced functional tests crafted for comprehensive assessment. Additionally, it facilitates centralized monitoring of API tests from various geographical locations, boosting overall productivity by integrating with CI/CD pipelines and promoting teamwork among different departments. Moreover, RapidAPI Testing aids users in developing customized functional test flows that guarantee thorough validation of REST, SOAP, and GraphQL APIs. The platform's user-friendly interface offers three unique methods for creating tests, allowing both developers and non-developers to easily produce visual, automated, or code-oriented tests tailored to their specific requirements. In summary, RapidAPI Testing simplifies the API testing workflow, ensuring that all users can effectively verify their APIs' functionality while fostering innovation and collaboration in the process. This makes the tool an invaluable asset for teams striving for excellence in their API management practices.

Tigmat enables you to automate your testing processes effortlessly, requiring no coding skills at all. This platform accommodates a variety of applications, including Web, Android Web, and APIs, allowing for seamless recording of both Web and Android platforms. With Tigmat, you can modify any aspect of your tests without the need to delve into the underlying code. The service provides extensive test execution capabilities across over 60 real Android devices, along with support for Windows, Linux, Firefox, Chrome, and Edge, ensuring comprehensive coverage. You can easily register for a free trial to explore all features and determine if Tigmat meets your needs. Every test you conduct is captured in a video format for your review, adding an extra layer of convenience and clarity. Among the numerous functionalities available are CI/CD integration and effective user management options, which enhance the overall testing experience. Experience the benefits of Tigmat today and discover how it can facilitate your objectives more efficiently.

To ensure that your applications run efficiently and maintain superior quality, it's crucial to replicate real-world traffic scenarios during testing. By closely monitoring code performance, you can swiftly pinpoint problems and assure that your application functions optimally before it goes live. Crafting realistic testing environments, performing load tests, and designing intricate simulations of both external and internal backend systems will significantly improve your readiness for production. This approach eliminates the need to create costly new environments for every test, and the integrated autoscaling feature further minimizes cloud costs. You can avoid the hassle of cumbersome, custom frameworks and labor-intensive manual testing scripts, allowing you to release more code in a shorter timeframe. Rest assured that your updates can handle heavy traffic without issues, thus preventing major outages, meeting service level agreements, and ensuring user satisfaction. By effectively mimicking both external systems and internal infrastructures, you achieve testing that is both reliable and economical. There's no longer a requirement to invest in expensive, all-encompassing environments that demand extensive setup times. Transitioning away from outdated systems becomes effortless, guaranteeing a smooth experience for your customers. With these innovative strategies, your application can improve its resilience and performance under a variety of conditions, ultimately leading to a superior product. Additionally, this streamlining of processes allows for a more agile development cycle, empowering teams to innovate and adapt rapidly to changing market demands.

Appvance IQ (AIQ) significantly enhances productivity and reduces costs associated with test creation and execution. It provides both AI-powered fully automated tests and third-generation codeless scripting options for developing tests. The scripts generated undergo execution via data-driven functional and performance testing, including app-pen and API assessments for both web and mobile applications. With AIQ's self-healing technology, you can achieve comprehensive code coverage using only 10% of the effort that traditional testing methods demand. Moreover, AIQ identifies critical bugs automatically, requiring very little intervention. There is no need for programming, scripting, logs, or recording, simplifying the overall testing process. Additionally, AIQ readily integrates with your current DevOps frameworks and tools, streamlining your workflow even further. This seamless compatibility enhances the efficiency of your testing strategy and overall project management.

With Loadmill, organizations can generate automated API tests directly from real user sessions, streamlining their development workflows while significantly increasing speed and automating previously manual testing processes by mimicking genuine user behavior. By re-executing thousands of user flow tests, Loadmill effectively addresses regression challenges, thereby reducing the time needed for regression cycles and allowing teams to focus on critical priorities. This approach not only minimizes costs associated with inefficient testing and maintenance but also ensures that regression tests are automatically generated from actual user interactions, enabling teams to operate more efficiently. Furthermore, by automating the entire quality assurance process through the recreation of authentic user actions, Loadmill integrates smoothly into continuous delivery pipelines, promoting quicker deployment of updates. By harnessing real traffic from websites around the globe, Loadmill facilitates rapid performance testing of your server, enabling tests to be launched in mere seconds and helping to identify bottlenecks before they impact production environments. Its distributed system allows the use of countless unique IP addresses and locations for each test, and it also provides the option to record and replay specific user scenarios on a large scale, ensuring thorough coverage and reliability in all testing initiatives. In addition, this capability fosters a more robust testing environment, empowering organizations to adapt to evolving user needs efficiently.