Load Testing at Scale

Cloud Load Testing: Run Automated Tests from 25+ Regions

Load test from 25+ cloud regions with AI insights that explain your results.




Run Website Load Tests in the Cloud

New Load Test Scenarios

Scale realistic load tests with more than 20,000 Virtual Concurrent Users per test.
LoadFocus runs in the browser, so no need to install anything.
Run tests from multiple locations.

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Easily set virtual users and duration

Load test websites and APIs from 25+ cloud regions with AI-powered analysis that explains your results. No configuration needed — start testing in seconds.

Discover performance bottlenecks before your users do.

Virtual Users per duration / iterations

Choose between different load testing scenarios for a better simulation of the users accessing your application.
Configure duration to identify application behaviour when x clients connect on the app in parallel over a period of time.

Configure number of repeats to inspect application behaviour when x clients connect for x times on your application.
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Extensive load test configuration

Design your requests as you wish to fit your test scenario.
We support all REST methods, also Query Parameter, Headers, Cookies or Basic HTTP Authentication.
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Real-Time Load Test Results

Full Analysis & Real-Time Results

Live load test results help you understand the behavior of your application in real-time.
Edit and re-run tests to understand how your application's performance changes as load increases/decreases.
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Real-Time Load Test Results

Complete Performance Metrics

Use analytics with intuitive interactive charts to understand the behaviour of the application under test.
Hints on current results how to continue with the next load test are displayed.

Inspect Response Time, Latency, Hits/second, Throughput/second, Standard Deviation, Percentiles 50th, 90th, 99th
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Errors & Response codes

Analysis on results errors and response codes with potential issues explained.
Interactive charts for better understanding on the exact time and number of virtual users when the errors appeared.
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Load Testing Integrations

Load Testing with Chrome Extension

Create and inspect results for website and API load tests.
Free Cloud Website and API Load Testing Chrome extension for creating and running free website and API load tests and speed tests.
Install Chrome Extension
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Load Testing with Jenkins CI Plugin

Use the Post build actions and define your load test limits in order to mark the build UNSTABLE or FAILED.
Schedule your tests inside Jenkins CI to monitor failures and application bottlenecks.
Install Jenkins Plugin
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AI-Powered Performance Analysis for Your Load Tests

Instant AI Performance Insights

Run a load test and get an AI-generated summary of performance bottlenecks and concerns within seconds.
Our AI engine processes your test metrics — response times, error rates, throughput, percentiles — and produces a structured performance summary highlighting the most critical issues.

Not generic advice. Exact JVM flags, Nginx configs, database query hints, and framework-specific settings.
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Instant AI Performance Insights

Want LoadFocus engineers to run cloud load tests for you?

If you don't have a performance engineer in-house, or you need an independent third-party report, LoadFocus offers expert-led load testing services. We write the JMeter or k6 scripts to your scenarios, run them from 25+ cloud regions, and deliver a report with bottleneck analysis and ranked recommendations.

Explore load testing services

Cloud Load Testing: Frequently Asked Questions

Common questions teams ask before running their first cloud load test


What is cloud load testing?

Cloud load testing is the practice of simulating user traffic from cloud-hosted load generators instead of from your own laptop or data centre. The cloud removes the local bottlenecks (CPU, memory, network bandwidth) that cap how many virtual users you can simulate, and lets you generate traffic from multiple geographic regions at once for realistic global testing.

How does cloud load testing differ from running tests locally?

Local tools like JMeter or k6 cap out at a few hundred to a few thousand virtual users before your machine's JVM heap, network, or CPU saturate. Cloud load testing uses dedicated infrastructure that handles tens of thousands of concurrent users, runs from multiple regions simultaneously, and produces consistent results because nothing competes for resources. You also avoid distributed-mode setup (master/slave, SSL keystores, firewall rules) that local distributed JMeter requires.

What is automated load testing?

Automated load testing means running a load test on a schedule or in response to an event (commit, deploy, nightly cron) rather than manually. The test runs, measures against SLO thresholds (p95 latency under X, error rate under Y%), and passes or fails the build. This catches performance regressions the same way unit tests catch logic regressions.

How do I automate load testing in CI/CD?

LoadFocus integrates with Jenkins, GitHub Actions, GitLab CI, CircleCI, Bitbucket Pipelines, and Azure DevOps. Add a step that triggers a LoadFocus test via API, waits for the result, and fails the build if thresholds breach. The Jenkins plugin even marks builds UNSTABLE or FAILED automatically based on test outcomes. Combine with scheduled cron runs for continuous performance monitoring beyond release gates.

What are the best cloud load testing tools?

The main options: LoadFocus (manages JMeter and k6 on cloud infrastructure, AI result analysis, 25+ regions, flat-rate pricing), BlazeMeter (Perforce, JMeter-focused, per-VU-hour pricing), Grafana Cloud k6 (k6-only, tied to Grafana dashboards), and Azure Load Testing (JMeter-only, Azure-native). For vendor-neutral hosting of both JMeter and k6, LoadFocus.

Can I run load tests from multiple cloud regions simultaneously?

Yes. LoadFocus runs tests from 25+ AWS regions worldwide (US East/West, EU, APAC, South America, and more). Distribute the load across multiple regions with custom percentages (e.g. 50% US East, 30% EU West, 20% Asia Pacific) to simulate realistic global traffic and catch regional issues like CDN misconfiguration or per-region rate limits.

How many virtual users can I simulate?

LoadFocus supports tens of thousands of concurrent virtual users on the cloud infrastructure. Free tier handles smaller tests; paid plans scale up to 20,000+ VUs distributed across regions. There's no per-VU-hour metering, so you can run large tests without budget surprises.

How long should a load test run?

Long enough for caches to warm, connection pools to settle, and slow leaks to surface. Most teams run between 15 minutes and several hours. For release-gating load tests in CI/CD, 15-30 minutes is a common sweet spot. For pre-event validation (Black Friday, product launch), match the test duration to the expected peak duration. For multi-hour runs that target memory leaks and slow drift specifically, see soak testing.

Can I schedule recurring load tests?

Yes. Schedule tests to run nightly, weekly, or on a custom cron from inside LoadFocus. Combine with baseline comparison to track p95 latency and error rate trends over time. Useful for catching slow performance regression between releases and for production-monitoring-style continuous validation.

Is there a free tier for cloud load testing?

Yes. The LoadFocus free tier lets you run cloud load tests against your website or API with no credit card required. Free tier handles smaller-scale validation; paid plans unlock more VUs, longer durations, multi-region runs, and AI-powered result analysis.

You deserve better testing services

AI-powered load test analysis included on all paid plans. Load test websites, measure page speed, and monitor APIs with AI insights that explain.Start for free
jmeter cloud load testing tool

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Browse use cases, getting started videos, tutorials, and our showcase to find what you need to succeed with LoadFocus — and as a business.

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