4
LoadView
LoadView provides cloud-based load testing for websites, web applications, and APIs.
Free planWebAPISelf-hosted
7.3From $199 a month
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5
Artillery
Artillery combines load testing, scalable Playwright end-to-end testing, and production monitoring in one toolkit.
Free planWebAPILinuxmacOS
7.1From $199 a month
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6
Gatling
Gatling is a load-testing and performance engineering platform for generating simulated traffic and locating performance bottlenecks.
WebAPILinuxmacOS
6.8From €1,068 a year
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7
OpenText Core Performance Engineering
OpenText Core Performance Engineering is a cloud-based solution for planning, running, and scaling performance tests.
WebAPILinuxmacOS
6.8
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8
OctoPerf
OctoPerf is a performance and load-testing platform for simulating traffic, locating bottlenecks, and checking application scalability.
Free planWebAPILinuxSelf-hosted
6.6From €649 a month
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9
StresStimulus
StresStimulus is Windows load-testing software for websites, mobile apps, and enterprise applications.
Free planSelf-hostedWindows
6.6$880 one-time
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10
Taurus
Taurus is a free, open-source framework for automating continuous testing.
Free planLinuxmacOSSelf-hostedWindows
6.6Free plan
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11
Vegeta
Vegeta is an open-source HTTP load testing tool that sends requests at a constant rate.
Free planAPILinuxmacOSSelf-hosted
6.6Free plan
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12
BlazeMeter
BlazeMeter is an enterprise continuous testing platform for performance, functional, and API testing.
WebAPIExtensionLinux
6.5From $99 a year
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13
Grafana k6
Grafana k6 is a load-testing tool for Linux that supports load, stress, browser-based, distributed, and API testing.
Free planLinux
6.5$19 usage-based
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14
Loader.io
Loader.io is a cloud-based service for stress testing web applications and APIs with concurrent connections.
Free planWebAPI
6.5From $99.95 a month
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15
Locust
Locust is a free, open-source tool for performance and load testing HTTP services and other protocols.
Free planWebAPILinuxmacOS
6.5Free plan
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16
Speedscale
Speedscale is a hybrid API testing, load testing, and service-virtualization product for teams building cloud-native software.
Free planWebAPILinuxmacOS
6.5Free plan
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17
Apica LoadTest
Apica LoadTest creates, runs, and analyzes capacity and performance tests for web and cloud applications.
AndroidiOSWebAPI
6.4
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18
Blackfire.io
Blackfire.io is a cloud platform for monitoring, profiling, testing, alerting, recommendations, browser monitoring, and analytics for PHP and Python applications.
WebAPIExtensionLinux
6.4From €33.25 a month
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19
Fortio
Fortio is a free, open-source HTTP and gRPC load-testing toolkit written in Go.
Free planWebAPILinuxmacOS
6.4Free plan
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20
LoadStrike
LoadStrike is a self-hosted tool for load, performance, and stress testing complete workflows across APIs, queues, services, and browser steps.
Free planAPISelf-hosted
6.4From $3,229.20 a year
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21
WebLOAD
WebAPILinuxSelf-hosted
6.4From $499 a month
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22
Apache JMeter
Apache JMeter is a free, open-source Java application for load testing functional behavior and measuring performance.
Free planLinuxmacOSSelf-hostedWindows
6.3Free plan
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23
HammerDB
HammerDB is a database benchmarking application for running workloads against SQL Server, Db2, Oracle, PostgreSQL, MariaDB, MySQL, and VillageSQL.
Free planWebLinuxSelf-hostedWindows
6.3Free plan
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24
LoadForge
WebAPI
6.3
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25
Cavisson NetStorm
Cavisson NetStorm is an application performance testing and capacity-analysis solution that estimates Client Perceived Response Time.
WebLinuxSelf-hosted
6.2
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26
Xceptance LoadTest
Xceptance LoadTest (XLT) is a free, open-source load and performance testing tool for software development, released under the Apache License v2.0.
Free planAPILinuxmacOSSelf-hosted
6.2Free plan
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27
LoadNinja
WebAPI
6.1$350 one-time
Visit
28
Tsung
Tsung is a free distributed load testing tool for IP-based client/server applications.
Free planLinuxmacOSSelf-hostedWindows
6.1Free plan
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29
WAPT Pro
Self-hostedWindows
5.9$1,000 one-time
Visit
30
Eggplant Performance
WebLinuxmacOSWindows
5.4
Visit

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