how do you resize photos for posting?

[67 coronet]

i think i saw a post about this before,but i cant find it now.i finally took pics of my current project with my new phone,but they are huge!(3264x1840)how do i make them small enough to post?how small do they need to be?

 

[Ron 73]

This is the one that was on the page...

http://www.freeimageconverter.com/

 

[67 coronet]

thanx ron,works great!

 

[Ron 73]

np