Side by side
Fortio vs LoadFocus
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 APILinuxMac+3
Fortio combines load generation, latency reporting, and server utilities in a free open-source project. Its Go library and several installation options suit teams that want to run or embed it themselves.
Visit Fortio 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 LoadFocusThe facts
| Fortio | LoadFocus | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | No |
| Runs on | API, Linux, Mac, Self-hosted, Web, Windows | API, Extension, Web |
| Lowest paid plan | Free or on request | See the plans |
| Plans published | 1 | 20 |
| Maker | Not published | Not published |
| Website | fortio.org | loadfocus.com |
| On performance testing software | #6 of 38 | #10 of 38 |
Fortio: what it does well
- Records latency histograms and percentiles such as p99.
- Runs at target QPS or maximum speed.
- Offers a web UI and REST API for load runs.
- Can be embedded as a Go library.
- Free and open source.
What to know first
- Building from source requires Go 1.18 or later.
- Some server functions require the server rather than the CLI.
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.
Alternatives to Fortio Alternatives to LoadFocus The whole list