Selenium vs TestMu AI Web Automation (formerly LambdaTest Web Automation)

Selenium9.1Visit TestMu AI Web Automation (formerly LambdaTest Web Automation)8.8Visit

Higher score Selenium #3 in End-to-End Testing Software 9.1/10 Free plan Free plan✓ 2 of 3 features Visit Selenium

vs

TestMu AI Web Automation (formerly LambdaTest Web Automation) #6 in End-to-End Testing Software 8.8/10 Free plan Free plan✓ 3 of 3 features Visit TestMu AI

• Selenium fits best

  Engineering teams wanting a free browser standard

• TestMu AI Web Automation (formerly LambdaTest Web Automation) fits best

  Teams needing broad browser coverage affordably

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Side by side

Feature	Selenium 9.1/10 Visit ↗	TestMu AI Web Automation (formerly LambdaTest Web Automation) 8.8/10 Visit ↗
At a glance
Editor score	9.1	8.8
Ranking	#3 in End-to-End Testing Software	#6 in End-to-End Testing Software
Best for	Engineering teams wanting a free browser standard	Teams needing broad browser coverage affordably
Pricing model	Free	Free plan + paid
Starting price	Free plan	$29/unit/mo
Free plan	✓	✓
Free trial	—	—
Deployment	Self-hosted, Browser extension	Cloud, Self-hosted
Platforms	Web, Windows, macOS, Linux, Chrome extension	Web
Support	Community, Docs	Email, Live chat, Community, Docs · 24/7
Built for	Solo, Small business, Mid-market, Enterprise	Small business, Mid-market, Enterprise
Features Selenium 2/3 · TestMu AI Web Automation (formerly LambdaTest Web Automation) 3/3
Self-hosted runner	✓	✓
Mobile web testing	✓	✓
Visual testing	Not checked yet	✓ (best)
Specs
Test authoring	Code	Code
Browser support	Cross_browser	Multi_engine
Parallel runs	Not checked yet	Not checked yet
Our review
Pros	Free, open-source browser automation with Apache 2.0 licensing WebDriver, Selenium IDE, Grid, parallel execution, and cross-browser testing Supports multiple languages, remote execution, and self-hosted runners	3,000+ browser and operating-system combinations Supports Selenium, Cypress, Playwright, Puppeteer, and TestCafe Parallel runs, logs, videos, tunnels, and AI assistance
Cons	Does not include a testing framework or built-in test runner Requires teams to pair Selenium with a language-specific test runner Broader setup and maintenance responsibilities than a hosted testing service	The $29 paid plan supports Linux desktop browsers only Pricing is based on parallel sessions rather than users Real-device automation starts at $199 per parallel session monthly
Our verdict	Selenium is an open-source suite for automating web browsers, aimed primarily at developers and QA teams building browser-based regression and end-to-end tests. Its WebDriver component provides language-specific client bindings and a… Read the review →	TestMu AI Web Automation, formerly LambdaTest Web Automation, is a cloud-based platform for end-to-end and regression testing across desktop browsers, mobile browsers, and native mobile apps. It is designed for teams that want hosted… Read the review →

Strengths and trade-offs

• Selenium — where it wins

  • Free, open-source browser automation with Apache 2.0 licensing
  • WebDriver, Selenium IDE, Grid, parallel execution, and cross-browser testing
  • Supports multiple languages, remote execution, and self-hosted runners

  Where it doesn't

  • Does not include a testing framework or built-in test runner
  • Requires teams to pair Selenium with a language-specific test runner
  • Broader setup and maintenance responsibilities than a hosted testing service

• TestMu AI Web Automation (formerly LambdaTest Web Automation) — where it wins

  • 3,000+ browser and operating-system combinations
  • Supports Selenium, Cypress, Playwright, Puppeteer, and TestCafe
  • Parallel runs, logs, videos, tunnels, and AI assistance

  Where it doesn't

  • The $29 paid plan supports Linux desktop browsers only
  • Pricing is based on parallel sessions rather than users
  • Real-device automation starts at $199 per parallel session monthly

• Selenium9.1/10 · Free plan

  A free browser automation standard with broad language, browser, and execution options.

  Visit SeleniumFull verdict →
• TestMu AI Web Automation (formerly LambdaTest Web Automation)8.8/10 · Free plan

  Broad hosted browser coverage with parallel testing, mobile options, and a free plan.

  Visit TestMu AIFull verdict →