swap_horiz Loadmill Alternatives

1

PageSpeed Insights

PageSpeed Insights is a free web analysis tool from Google that assesses a website’s loading speed across various device...

Free Google WebPageTest Speed Test

9.1 Excellent

2

Sitespeed.io

Sitespeed.io is an open-source tool designed for analyzing website performance. It provides data on key metrics such as...

Performance Monitoring Open Source Self Hosted

8.7 Great

3

Bundlephobia

Bundlephobia is a web performance tool designed to analyze website asset sizes. It identifies large JavaScript bundles a...

Developer Javascript Web Front End

8.5 Great

4

Blackfire.io

Blackfire.io is an online web performance analysis tool designed for developers and site owners. It uses real browser si...

Performance PHP Apm Profiling

8.4 Great

5

OctoPerf

OctoPerf is an automated testing tool that measures the performance of websites and web applications by simulating real...

Performance SAAS Load Testing Jmeter Cloud

8.1 Great

6

StormForge

StormForge is an open-source tool that analyzes website performance by simulating real browser connections to identify a...

Performance Optimization SAAS Load Testing

8.0 Great

7

Speedscale

Speedscale is an open-source tool that analyzes website performance by measuring key metrics like First Contentful Paint...

Performance API Load Testing Kubernetes

7.9 Good

8

Lumar

Lumar is a comprehensive web performance analysis tool designed for enterprise SEO professionals and technical teams. It...

Technical SEO Enterprise SEO Audit Crawler

7.9 Good

9

StatusGator

StatusGator is a free online tool that analyzes website loading speed across multiple global servers and reports the ave...

Monitoring SAAS Aggregator Status Page

7.7 Good

10

Percy

Percy is a web performance monitoring tool designed to identify issues impacting website speed and user experience. It s...

SAAS Visual Testing Regression WebPageTest

7.7 Good

11

Hyperping

Hyperping is an open-source tool that analyzes website performance by simulating multiple HTTP requests to measure serve...

Modern Monitoring Uptime Status Page

7.6 Good

12

Test My Site (Think with Google)

Google's Test My Site tool assesses a website's loading speed across mobile devices. It provides detailed reports pinpoi...

Google Performance Mobile Legacy

7.6 Good

13

Uptrends Website Speed Test

Uptrends Website Speed Test is an online tool that measures the loading time and performance of websites by analyzing va...

Performance Monitoring Web WebPageTest

7.5 Good

14

Sensu

Sensu is an open-source tool that analyzes website performance by measuring key metrics like First Contentful Paint, Lar...

Monitoring Open Source Developer Observability

7.5 Good

15

Polypane

Polypane is a web performance analysis tool designed for developers. It simulates browsing environments on desktop and t...

Accessibility Responsive Developer Browser

7.5 Good

16

SpeedVitals

SpeedVitals is a website tool that analyzes webpage loading speed by measuring various metrics like First Contentful Pai...

Performance Web WebPageTest Speed Test

7.4 Good

17

Loadster

Loadster is a free online tool that analyzes website loading speed by simulating various network conditions and measurin...

Cloud Performance SAAS Load Testing

7.4 Good

18

Fortio

Fortio is an open-source website speed testing tool that analyzes a webpage’s performance by measuring various metrics l...

Grpc Load Testing CLI Benchmark

7.2 Good

19

Flood

Flood is a cloud-based load-testing platform associated with Tricentis that supports performance testing with open-sourc...

Cloud Performance Load Testing Stress Test

6.4 Fair

20

Probely

Probely is a platform that analyzes website performance by measuring key metrics like First Contentful Paint, Largest Co...

Security API Vulnerability Scanner

6.2 Fair