Best Tools For Performance Testing

Optimize your web and mobile apps for fast loading and better performance with the best performance testing tools. Enhance and Optimize by choosing from our curated collection of top-rated performance testing tools.

A curated list of snippets to get Web Performance metrics.

Scan your entire site with Google Lighthouse in 2 minutes (on average).

Measure the performance of any Android app 🔦

Web performance report every week in your inbox.

Easy web performance trace sharing

Challenge your apps on iOS with monkey testing 📱🐒

Ddosify EngineFree and Paid

A high-performance load testing tool, written in Go.

Analyze HTML size and catch bloat like inline images, large React hydration state, or code duplication.

A GitHub Action that lets you automatically run tests against WebPageTest on code changes.

WebPageTestFree with Paid Tire

A web performance tool providing deep diagnostic information about how a page performs under a variety of conditions.

NbomberFree with Paid Tire

Load test any system with a distributed cluster

open-source software for better troubleshooting common problems that occurred in Java applications.

Help companies solve the high availability problems in the process of migrating to cloud-native systems through chaos engineering️

Avoid costly downtime. Minimize your risk of system failure by proactively testing for weaknesses before they become outages.

⏰ 🔥 A TCP proxy to simulate network and system conditions for chaos and resiliency testing

Simple JMeter performance tests API

This tool runs a Lighthouse performance test at a range of different network speeds.


A high-performance HTTP benchmarking tool with real-time web UI and terminal displaying

🌐 Load test with real browsers! Powered by Artillery + Playwright

An online tool to enter a URL to see how well the images are optimized and what you can do to improve them.

Identify NPM libraries included in Javascript files


A diagnostic CSS snippet that exposes potential performance issues in your page’s `head` element.


A Linux system resource monitor with support for Mac in development.


HTTP load testing tool and library. It's over 9000!

Multi location based load testing


Cloud Native Chaos Engineering platform

A Chrome extension that automatically checks Web Vitals scores on the website you're currently viewing.

Dashboard/Report analyzer for load testing with JMeter

Performance and Infra testing

Scanning tool that audits SEO, performance and other web best practices

Open source load testing tool

GatlingFree and Paid

Performance Testing Tool


An open source load testing tool.