Side by side
LoadFocus vs Speedscale
Both stand on performance testing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIExtensionWeb
LoadFocus covers load testing alongside page-speed, API, and UI testing, with both JMeter and k6 workflows. Compare the free-plan limits and test-run allowances with your expected workload before selecting a paid tier.
Visit LoadFocus
Free plan APILinuxMac+3
Choose Speedscale if your team wants to test APIs and load using captured production traffic, or run the full stack in a customer’s AWS, GCP, or Azure account. The free proxymock plan is suited to local mocking and basic traffic recording. Look elsewhere if browser-based testing is required.
Visit SpeedscaleThe facts
| LoadFocus | Speedscale | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | No | Not published |
| Runs on | API, Extension, Web | API, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | See the plans | Free or on request |
| Plans published | 20 | 3 |
| Maker | Not published | Not published |
| Website | loadfocus.com | speedscale.com |
| On performance testing software | #10 of 38 | #14 of 38 |
LoadFocus: what it does well
- Supports JMeter and k6 test inputs.
- Generates test scripts from plain-English descriptions.
- Includes Datadog and Azure Application Insights reporting integrations.
- Offers free API monitoring and load testing plans.
- Customer choice of EU or US data regions.
What to know first
- Free load testing is limited to 10 concurrent users.
- Free API checks run at five-minute intervals.
- More test runs require a higher plan.
- The listed trial lasts 7 days.
Speedscale: what it does well
- Replays captured Kubernetes traffic to validate changes.
- Creates load tests from production traffic and tracks latency and throughput budgets.
- Mocks flaky or third-party dependencies with production-realistic responses.
- Full stack can run in AWS, GCP, or Azure customer accounts.
- Free proxymock plan includes unlimited local mocking.
What to know first
- Browser-based testing is not supported.
- Free proxymock is limited to local mocking and basic traffic recording.
- IMAP support is capture-only, and mTLS support is partial.
Alternatives to LoadFocus Alternatives to Speedscale The whole list