Firefox 2.0

by Mozilla Foundation

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Firefox 14

by Mozilla

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Firefox 4

by Mozilla

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Firefox 3.5

by Mozilla

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Price
Pros
  • Standards-compliant rendering engine
  • Easily extensible with powerful add-ons
  • Encrypted Google searches
  • Support for fullscreen mode
  • Terrific set of developer tools
  • Huge speed boost from previous version
  • Vastly improved support for HTML5
  • Useful new App Tabs
  • Easy to use
  • Impressively extensible
  • Superb, thoughtful privacy features
Cons
  • Lacks some useful interface features
  • Sluggish loading and tabbed browsing
  • Not especially different from last year’s version
  • No H.264 video support in HTML5
  • Still lags Safari and Chrome in non-Javascript functionality
  • A few rendering hiccups
  • Not a huge improvement on its predecessor
  • Speed boost claims don’t tell the whole story
At A Glance