how do you delete the app genieo its not working

Unless the application has a specific program to remove it, just drag the application to the trash and empty the trash.

See this thread https://discussions.apple.com/thread/4656365?start=0&tstart=0

We are sorry to hear that you want to uninstall Genieo.

Genieo is a personalized newspaper - style home page. It has the power of bringing you the news you want, from your favorite sources and offers many unique features that can enrich your browsing experience and keep you up to date with interesting articles and item in your topics of interest.

Genieo is 100% free, it’s totally private and requires zero managements.

Should you decide to remove, please visit our FAQ page http://www.genieo.com/faq#uninstall

And simply follow the instructions.

Once you are done, you can go to your browser settings and change the default homepage and search to match your decision.

Chrome: http://support.google.com/chrome/bin/answer.py?hl=en&answer=95421&topic=1735105& ctx=topic

IE: http://support.microsoft.com/kb/252464

FF: http://www.wikihow.com/Change-your-Start-Page-on-Mozilla-Firefox

Safari: http://browsers.about.com/od/safar1/ss/safarihomepage_3.htm