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Free Performance Testing Software

Last updated: April 2026

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22 software options

ACCELQ logo

ACCELQ

Continuous testing platform for functional & API automation

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ACCELQ is the only cloud-based continuous testing platform that automates API and web testing without writing a single line of code. IT teams of all sizes use ACCELQ to accelerate their testing by automating critical aspects of lifecycle like test design, planning, test generation and execution.

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Loadster logo

Load testing for high-performance sites and web apps

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Find your site's breaking point before your users do, by load testing with thousands of bots. Load testing with Loadster helps you find performance problems, prevent downtime, and ensure your application can handle high traffic events with ease. Great for websites, web applications, and APIs.

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k6.io logo

Automated and on-demand performance testing for developers.

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Load Impact is the cloud-based load testing software, mobile app and API developers worldwide. It is used to determine your maximum capacity to understand which components fail first, its order and nature of failure. It allows load, stress and endurance testing of websites, mobile apps and APIs.

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MachMetrics logo

Site speed monitoring solution

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MachMetrics is a site speed monitoring solution which continually tests and monitors the speed of websites from multiple regions and various devices, helping users understand their website’s performance throughout the day, around the world, and on different devices

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RedLine13 logo

Load testing platform to monitor application performance

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RedLine13 is a cloud-based load testing tool, which helps businesses determine the performance of web pages, URLs, and API endpoints with an increase in the number of users or visitors. Features include data backup, clone testing, percentile results, and load agent tagging.

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PFLB logo

AI-powered load testing platform

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PFLB is an AI-powered load testing platform designed to help teams scale their websites and applications. With PFLB, users can simulate massive traffic, replicating real-world conditions to ensure the product's performance under peak load.

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Qase logo

test management, testops, test case management,

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A QA test management platform for manual & automated QA testing, tracking, and reporting for delivering higher quality software, faster.

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TestFirst logo

One-Man QA Teams, Powered by TestFirst AI

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QA tooling and outsourcing for the AI era, from AI-powered test coverage to one-man QA teams.

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Zebrunner logo

AI-powered unified platform for manual & automated testing

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Zebrunner is an AI-driven platform that connects manual and automated testing, making collaboration between QA teams seamless and efficient

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TestMu AI logo

Cross Browser Testing On Cloud

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The Native AI-Agentic Cloud Platform to Supercharge Quality Engineering. Test intelligently and ship faster.

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BrowserStack logo

The modern test stack

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BrowserStack is the leading test platform built for developers & QAs to expand test coverage, scale & optimize testing with cross-browser, real device cloud, accessibility, visual testing, test management, and test observability.

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Incredibuild logo

Development platform to manage compilation, test & release

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Incredibuild is a cloud-based and on-premise agile development platform, which helps businesses across IT, finance, manufacturing, automotive and various other industries streamline compilations, testing and release automation processes during application building.

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Alithya GoTest logo

Plan, build, and execute automated tests on all mediums

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Used by individuals and companies of all sizes, Alithya GoTest is a hub, designed for all team members, that allows users to document, review, execute and report on all tests whether manual or automated and extract and communicate tests results based on your audience.

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LoadView logo

Load testing software for web application, API, and website

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LoadView is a cloud-based load testing software designed to help developers manage load testing for websites, APIs, web applications, streaming media, third-party services, and more via a unified portal. The application utilizes Azure cloud and Amazon Web Services (AWS) to allow DevOps teams to build and run custom tests using concurrent connections and different browsers like Chrome, Mozilla Firefox, Microsoft Edge, and more.

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Loadium logo

Application performance testing software

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Loadium is a performance testing software designed to help businesses create and run automated, scalable load tests on websites and web apps. The platform enables administrators can run through different scenarios with different user groups and implement advanced performance metrics analysis of application response times.

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BlazeMeter logo

Any test. Any device. App quality without limits.

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BlazeMeter offers a comprehensive performance testing solution that enables you to catch issues early and optimize for lightning-fast user experiences. Our platform empowers you to conduct rigorous performance testing across the entire software delivery lifecycle through a shift-left approach.

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TestingWhiz logo

Robust 360-degree test automation platform for Agile teams

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TestingWhiz is a completely codeless functional test automation tool for your Web, API (REST, SOAP & GraphQL), Mobile (Android & iOS), Cloud, Database and SAP applications.

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TestingBot logo

Automated application & cross browser website testing

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Online cloud of +5000 browsers and real mobile devices. Test your website and mobile app both manually and automatically.

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Compass logo
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Elevate your developer experience, see why teams use Compass

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Compass is the developer experience platform for all teams that build software. Track all of your software components like services, libraries, and APIs in a unified catalog. Connect critical data sources, automate the creation of new components, and optimize service health - all within Compass.

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Appetize logo
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Run mobile apps in the browser

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Run mobile apps in the browser for Previews, Support, Demos, Testing, and Automation

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Repeato logo
(0)

Code-free mobile test automation platform

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Repeato is a mobile test automation tool that enables automated testing of iOS and Android apps. It allows users to easily record and edit UI tests without coding. The tool also organizes tests efficiently, executes test batches, and generates comprehensive reports. Key features include no-code automation, cross-platform testing, integration with CI/CD pipelines, and detailed test metrics.

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Aporia logo
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Customized MLOps Observability

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Aporia is a customizable MLOps observability solution that powers data science and ML engineering teams to monitor, debug, explain and improve their machine learning models and data.

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