Loader.io is a 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.
Cost / License
- Freemium
- Proprietary
Platforms
- Online

FrugalTesting is described as 'A SaaS based, on-demand load testing solution to run distributed load tests across the globe & test scalability of website/mobile app' and is an website. There are seven alternatives to FrugalTesting, not only websites but also apps for SaaS, Mac, Windows and Linux. The best FrugalTesting alternative is Loader.io, which is free. Other great sites and apps similar to FrugalTesting are OctoPerf, Grafana Cloud k6, LoadFocus and Loadium.
Loader.io is a 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.

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Managed load testing platform built on k6, integrating performance testing into CI/CD pipelines, supporting frontend and backend scenarios, GUI test builder, browser recorder, and JavaScript scripting. Free tier offers virtual user hours, metrics, logs, traces, and observability.




Free Cloud Load Testing Service, Speed Testing for Websites, Applications and APIs. Helps you run load and performance tests from within browsers in minutes.







A cloud-based load testing tool for web and mobile applications that let's record browser actions in order to load-test various usage scenarios.
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.