Flash can slow down the loading process of your web pages so is recommended not to use it unless you absolutely need to. One key feature of Portable Firefox that makes this web browser stands out from the rest is its Portable attribute which means that it does not require a flash. It is very easy to use and navigate through the interface because it is user friendly. It is great to have if you are traveling frequently due to the fact that you will be saving time by using this web browser instead of having to download and install programs just to get the job done. Portable Firefox is an effective web browser and is fast, secure, and free from bugs especially in the version for the Mac operating system. The Portable edition also supports high DPI, touch screen, and many other features. What's great about Portable Firefox is that it is fully compatible with the latest standards whether it is Internet Explorer Firefox, Safari, Opera, or Google Chrome - with some limited support for older browsers. It is also available in an online version for those who may want to try it without buying the downloadable application. Portable Firefox is the new favorite Mozilla Firefox web browser conveniently packed so that you can take it with you on almost any portable gadget, such as a portable memory stick, USB thumb drive, iPod touch, portable media player, or mini-computer (also inside your own internal hard drive) so long as it has 50 MB of free space.