For a long time Joomla has included a very powerful component to handle url redirects. This is especially useful after a site upgrade or redesign. Don't know how to use it? Check this great article explaining all the features by Ruth Cheesley in the Joomla Community magazine.
However it had a problem which probably meant that you looked at it, set it up and then quickly abandoned it for something else.
Everyday I receive emails, tweets, facebook and skype messages seeking free Joomla support. It is usually "urgent" and always without enough information for me to answer correctly.
I am happy to help anyone at anytime with their Joomla web site but are you really using the best and quickest way to ask for that help? I might not be online. I might be busy. I am not being rude and ignoring you. I just can't answer the question from the information that you have asked.
The web was meant to be read, not squished.
This isn't the way to test a responsive design.