Compare software

LT BrowserBrowserStack Live
Freemium

Free to download, with paid tiers as part of the TestMu AI platform.

 Paid

Paid plans, with a free way to get started advertised on the site.

Windows, macOS, Linux Web
  • Views several device viewports side by side
  • More than 50 device screen presets
  • More than 3,500 browser combinations on real devices
  • Older browser versions, including Internet Explorer, available for checks
  • Device views are emulated rather than real hardware
  • Tied to a commercial testing platform with paid tiers
  • Paid service for ongoing use
  • Requires an account and a steady internet connection
Downloadable app Web application, Hosted service
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Account needed
Not stated if it works offline Needs internet

Checked September 23, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.