The ones that don't charge you any money are free. The ones that charge you money are not.
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Depends on the author of the app but usually they do charge money but there are also free ones such as this one: http://webwarecollection.com
Another name for web apps is web applications.
There are many places where one might find free K Rock apps. One might find free K Rock apps at popular on the web sources such as the Apple iTunes store and the Google Play store.
Web application are those applications that are web based. Example of web apps are facebook, gmail etc.
Will apps eventually make the web irrelevant ? why or why not?
there many free apps and yes there are
There are free apps, and as long as you get the apps that are supposed to be free for free, then it is legal. If you get the apps you are supposed to pay for free by jailbreaking the iPod Touch, it is illegal.
you cant because it doesnt have a camera,but you can download apps that give you free pics off the web.
Free apps are 100% free.
Yes software engineering is applicable when web apps are built. Requirement, design, coding, testing all must be done.
No. 'Free' apps means that they're free. You don't have to pay anything for free apps. Sometimes few websites do market some of there apps as free applications, but actually they are charging for them through iTunes.Apple.com
well there's over 450 apps that are free but half of them are lite apps!
no but there are a lot of free apps the entire year