1. Opera 12.10
1.1. Pros
1.1.1. 1.Quick, light, secure, love they layout and ability to change it around
1.1.2. 2.Plenty of add-ons.
1.2. Cons
1.2.1. 1. Speed, stability continuous loading most of all poor scrolling.
1.2.2. 2.Still a memory hog. Even worse than Opera 11.5.
2. FireFox 21
2.1. Pros
2.1.1. 1. Tabbed browsing allows the user to open an unlimited number of pages in a single window, thus helping to organize browsing.
2.1.2. 2. Comes with a state-of-the-art popup blocker that stops almost 100% of popups.
2.2. Cons
2.2.1. 1. The software also tends to freeze and close when too many tabs are open simultaneously
2.2.2. 2. Dial-up users can run into many problems when using the software.
3. Web Browser -a computer program used for accessing sites or information on a network (as the World Wide Web).
4. Browser Extension(Plug In) - Plug-in applications are programs that can easily be installed and used as part of your Web browser.
5. Internet Explorer 10
5.1. Pros
5.1.1. 1.Built in flash player and PDF reader
5.1.2. 2.Download manage as well as Malware protection
5.2. Cons
5.2.1. 1. Missing some HTML5 features
5.2.2. 2. Two very different interfaces
6. Chrome v27
6.1. Pros
6.1.1. 1. Leading support for HTML 5.
6.1.2. 2. Built-in Flash player and PDF reader.
6.2. Cons
6.2.1. 1. Do Not Track privacy feature is buried and discouraged.
6.2.2. 2. Fonts occasionally jagged.
7. Safari 5
7.1. Pros
7.1.1. 1.built-in RSS reader
7.1.2. 2.can turn off Flash by unchecking Safari> Preferences> Security> Web Content> Enable plug-ins
7.2. Cons
7.2.1. 1.can't change the built-in search engine from Google
7.2.2. 2.can't easily toggle Flash on and off