The free versions are only useful if you want to just read PDF documents. If you need to create them or convert other documents, such as word documents, into PDF documents, you need to purchase the full software, which gives you more abilities than just reading.
Microsoft outlook, Mozilla thunderbird, pegasus mail, opera mail, kerio mail and many more. Some are free. Some cost money. Some cost money but have free versions. There are also many email applications that are web based such as yahoo mail, google gmail, aol mail and others.
what are some econoomic conditions that affect the cost of money?
It will not cost you any extra money but it will cost you some.
No! It is completely free. Some applications can cost you money, but it is free to sign up.
Yeah only if you buy the paid version of the game, almost every game of android offers two different versions lite (free) & pro (Paid). It depends on you which one you download. In their paid versions you can enjoy more addictive features with some modifications.
Zwinky doesn't cost money but certain things do. If you run out of or want some of the fake money on there you use real money to get the fake money xD
Some apps are free some cost money, depends on the app.
Google Chrome costs money for some extensions not all. Some extensions are free of cost to download.
some times it doesn't cost money but most of the time it does
it sometimes cost money
climate change will cost money because the better the weather the more work which costes money
It depends. Some are cheap and some cost a lot of money. It also depends what you want them to do