Cost / License
- Freemium
- Proprietary
Platforms
- Windows



Loader.io is described as 'Simple cloud-based load testing service that allows you to stress test your web-apps & apis with thousands of concurrent connections. Made by the team behind SendGrid' and is an website. There are more than 25 alternatives to Loader.io, not only websites but also apps for a variety of platforms, including Windows, Linux, Mac and SaaS apps. The best Loader.io alternative is Apache JMeter, which is both free and Open Source. Other great sites and apps similar to Loader.io are Low Orbit Ion Cannon, locust, Loadster and OctoPerf.



Automation-friendly framework for Continuous Testing. It makes sense to automate anything you repeat 10+ times. Taurus improves experience of JMeter, Selenium and others.

Despite its name, Fast DDoS Attack Cmd is just a portable ping tool based on Windows command-line (cmd) aimed to be used by casual\non-advanced Windows OS Users!


WAPT Pro is a load and performance testing tool that works for any web site from a simple web service to a customized ERP or CRM solution. Mobile web applications, corporate portals and intranet sites implemented with any technologies can be easily tested with WAPT Pro.



SmartMeter.io is a load and performance testing tool based on JMeter that is fixing its drawbacks while adding enterprise-level load testing features.
Free Cloud Load Testing Service, Speed Testing for Websites, Applications and APIs. Helps you run load and performance tests from within browsers in minutes.



PurpleStrike Real Time (RT) load tester is a turnkey performance testing services on the cloud with intuitive user interface. You can automate real applications and run web applications from real browsers to generate real time load scenarios.





Agileload is an entreprise-class performance testing tool which helps you creating your test scenarios fast and pinpoints performance issues whithin your application and infrastructure.



BlazeMeter is a self- service performance & load testing cloud, 100% JMeter-compatible. Easily run tests of 30k, 50k, 80k or more concurrent users, on-demand! Sign up and get a lifetime free tier to test! Time to test is minutes on our virtual testing lab.
LoadUIWeb is a free desktop tool for performance, stress, scalability and load testing of web applications. Yours to keep. No expiration. Try it today!