Loadster suits teams that need scheduled checks for websites, web apps, or APIs, including multi-step user journeys.
Free plan Free trial From $29 a month WebWindowsMacLinuxBrowser extensionAPI+1
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Best Performance Testing Software 2026
Facts read 29 Sep 2026 – 15 Oct 2026
When you need to assess how an application responds to demand, performance testing software offers different ways to examine load and stress. Compare those testing capabilities with distributed load and maximum virtual users to understand the scale of tests covered. API testing and browser-based testing identify different targets, while deployment model is another factor to consider. The ranked entries start with Gatling, Apache JMeter, and Taurus; Artillery and BlazeMeter follow near the top. Check free-plan availability and paid-from pricing alongside the testing fields, and consider which targets and scenarios matter for your work.
The standings: top 10
| Name | In a line | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|---|
| 01 Loadster Synthetic Monitoring | Loadster suits teams that need scheduled checks for websites, web apps, or APIs, including multi-step user journeys. | 6.0 | $29 a month | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 02 Gatling | 5.7 | €1,068 a year | Free plan | Web, Windows, Mac, Linux | 29 Sep 2026 | |
| 03 Artillery | It suits application developers, QA and test engineers, and operations or SRE teams responsible for production backend systems. | 5.6 | $199 a month | Free plan | Web, Windows, Mac, Linux | 29 Sep 2026 |
| 04 Avidemux | 5.5 | Free plan | Free plan | Web, Windows, Mac, Linux | 7 Oct 2026 | |
| 05 Keysight Eggplant Test | It suits teams automating tests across multiple application types, including teams working in secure networks. | 5.5 | $9,999 one-time | Free trial | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 06 LoadFocus | LoadFocus suits engineering teams and use cases involving developers, web agencies, product owners, and DevOps engineers. | 5.5 | Free plan | Free plan | Web, Browser extension, API | 15 Oct 2026 |
| 07 StresStimulus | 5.4 | $880 one-time | Free plan | Windows, Self-hosted | 8 Oct 2026 | |
| 08 BlazeMeter | BlazeMeter suits teams that need performance, functional, or API testing alongside CI/CD integrations. | 5.3 | $99 a year | Free plan | Web, Linux, Browser extension, API | 3 Oct 2026 |
| 09 Speedscale | Speedscale suits teams testing cloud-native applications and APIs with production traffic, particularly those working with Kubernetes or CI/CD pipelines. | 5.2 | Free plan | Free plan | Web, Windows, Mac, Linux | 7 Oct 2026 |
| 10 Blackfire.io | 5.0 | €33.25 a month, billed yearly | Free plan | Web, Windows, Mac, Linux | 4 Oct 2026 |
02
Gatling
WebWindowsMac+3 Record5.7 Visit
03
Artillery
It suits application developers, QA and test engineers, and operations or SRE teams responsible for production backend systems.
WebWindowsMac+3 Record5.6 Visit
04
Avidemux
WebWindowsMac+1 Record5.5 Visit
05
Keysight Eggplant Test
It suits teams automating tests across multiple application types, including teams working in secure networks.
AndroidiPhone & iPadWeb+6 Record5.5 Visit
6
LoadFocus
WebBrowser extensionAPI Free plan Record5.5 Visit LoadFocus suits engineering teams and use cases involving developers, web agencies, product owners, and DevOps engineers.
8
BlazeMeter
WebLinuxBrowser extension+2 $99 a year Record5.3 Visit BlazeMeter suits teams that need performance, functional, or API testing alongside CI/CD integrations.
9
Speedscale
WebWindowsMac+3 Free plan Record5.2 Visit Speedscale suits teams testing cloud-native applications and APIs with production traffic, particularly those working with Kubernetes or CI/CD pipelines.
12
Fortio
WebWindowsMac+3 Free plan Record4.9 Visit Fortio suits developers and operators who need programmable HTTP or gRPC load generation, latency measurements, and self-hosted tooling.
13
LoadView
WebAPISelf-hosted $199 a month, billed yearly Record4.9 Visit LoadView suits teams testing websites, web applications, or APIs, including organizations that need to generate load within a private network.
14
OctoPerf
WebLinuxAPI+1 €649 a month Record4.9 Visit OctoPerf may suit teams that need load, stress, browser, distributed, or API testing, with SaaS or offline-capable on-premise deployment.
15
Apache JMeter
WindowsMacLinux+1 Free plan Record4.8 Visit JMeter suits users who need to test performance across supported protocols and systems, including through remote testing.
16
Taurus
WindowsMacLinux+1 Free plan Record4.8 Visit Taurus suits teams and developers automating performance or functional tests across supported tools.
18
Vegeta
WindowsMacLinux+2 Free plan Record4.8 Visit Vegeta suits developers and operators who need constant-rate HTTP load tests from a CLI or Go code.
19
Xceptance LoadTest
WindowsMacLinux+2 Free plan Record4.8 Visit It suits software development teams and testing specialists planning load, stress, browser, or distributed tests.
20
HammerDB
WebWindowsLinux+1 Free plan Record4.7 Visit HammerDB may suit users who need to benchmark workloads across its supported database systems.
23
Apica LoadTest
AndroidiPhone & iPadWeb+3 — Record4.5 Visit It suits teams evaluating application and API performance across web, cloud, and mobile contexts.
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