Symbian OS is a 32 bit OS, featuring multitask, multithreading, low power consumption, low internal memory occupation and so on. It is made with reference implementations of common tools, associated libraries, user interface and frameworks. Until today, its market share is over 80%. But due to lack of support, the future of this OS is gloomy.
iOS, Pros:, allowing certain apps to run in the background., iOS 4 allow you to create folders to organize your apps better, Cons:, horrible nonification sytem, no adobe flash in the browser
Symbian, Pros:, New node, New node, Cons:, New node, New node
Android, Pros:, true multitasking sytem, great nonification sytem, Cons:, horrible carrier skins, 4.Virtually non-existent desktop syncing
RIM, Pros:, Easy to Clean Without Chemicals, Can be employed immediately without heating sparge water first., Cons:, Can scorch wort if oversized element or poorly controlled., primarily an entertainment device for consumers. It won't print
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Mobile Office apps
No Copy & Paste
Not many apps to start with
•Easy to use and easy to setup, anyone can do it.
•It can update/install .app files.
can’t do Apple software updates
updates even when applications are opened.
Free, open source, stable, fast, less bugs, more secure, hardly crash
virtually no viruses or malware
not support Ubuntu right away
video games cannot be install with Ubuntu
•Fast setup — just enter your Google account info, take a pic, and you're off — for multiple users
•Lightweight, and comes with a nice, rubbery exterior finish
Only one USB port
•Hard to navigate file system for downloads