Usable installers ?

[chandapu kiran kumar]

Hello friends my name is kiran i have been trying for a good software since
2 years which will help us for our computer.

I am expaling you how to that will work if your install that then we may
tension free for our PC.

therefore I want to develop that one if i will success then i will contact
you again

And one thing if you know any web site which will help me for downloading
free software like catia,Pro-E, UgnX3, Auto-Cad.,
etc if possible then please e-mail me

my e-mail address is chandapukiran at gmail.com