1. Marketshare
2. Google Chrome
2.1. Pros
2.1.1. Leading support for HTML 5.
2.1.2. Instant site prediction and loading.
2.2. Cons
2.2.1. Do Not Track privacy feature is buried and discouraged.
2.2.2. Still some occasional minor site incompatibilities.
3. Mozilla Firefox
3.1. Pros
3.1.1. Social network integration via API.
3.1.2. Built-in PDF viewer.
3.2. Cons
3.2.1. Lacks Chrome's built in Flash and Instant page view
3.2.2. Lacks client-side tracking protection
4. Internet Explorer
4.1. Pros
4.1.1. Pinned sites for custom browsing.
4.1.2. Excellent tab implementation.
4.2. Cons
4.2.1. Still lags on new Web tech support (WebGL, e.g.).
4.2.2. No built in Flash or PDF reader
5. Define:
5.1. Browser
5.1.1. a software program that allows the user to find and read encoded documents in a form suitable for display
5.2. Browser Plugin Extention
5.2.1. Software that adds functionality to a Web browser.
5.3. HTML5
5.3.1. Strictly, HTML5 is the latest, and as yet incomplete, edition of the HTML standard for presenting content.
6. Apple Safari
6.1. Pros
6.1.1. Cover flow and other beautiful interface elements.
6.1.2. Built-in RSS reader.
6.2. Cons
6.2.1. Not being updated together with Mac version
6.2.2. Slow startup
7. Opera
7.1. Pros
7.1.1. Opera is extremely robust in terms of features
7.1.2. customize your security settings.
7.2. Cons
7.2.1. Lacking parental controls.
7.2.2. struggle the most is in terms of compatibility