Apps similar to locust include Apache JMeter, which is free and open source. Other options are Low Orbit Ion Cannon, k6, Loadster and Loader.io. Benchmark Tools like locust are a crowded field, with more than 50 alternatives for Windows, Linux, the web, Mac and self-hosting.
LoadRunner is a software testing tool used to test applications, measuring system behaviour and performance under load. LoadRunner can simulate thousands of users concurrently using application software, recording and later analyzing the performance of key components of the...
United Kingdom
Guardius is a Software as a Service (SaaS) company designed to streamline and automate various IT needs for companies that operate their own websites or manage their own infrastructure. It is crucial for companies to safeguard their websites and infrastructure against potential...
ab is a tool for benchmarking your web server. It is designed to give you an impression of how your current web server installation performs. This especially shows you how many requests per second your web server installation is capable of serving.
United States
United States
Load Testing of Web Sites, Mobile Applications, Web Services, and Web Sockets. Real-Time Analytics, Public Cloud load injectors, rapid test development, real user data, network emulation, SLAs, all with CI Integration. 100VUs for free, forever.
United States
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.
Russia
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.
United States
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.
Build REST and GraphQL requests, then load-test identical endpoints locally with a native C++ engine. Import Postman, Insomnia, and OpenAPI data; use layered environments, pm.* scripts, CSV or JSON runs, SSE, mock servers, and an MCP server for coding agents.
India
Spillway is a native macOS load and performance testing tool for HTTP APIs and web services. Think JMeter, k6, or Gatling — but as a first-class Mac document app. No scripts, no YAML, no terminal required. Design a test plan visually, press Run, and watch the results stream in live.
Australia
