Twitter
Are you a Twitterholic? With the Twitter app, you can replace ads across the web with your Twitter timeline and even send tweets without leaving the page you're on.
Flickr
Use the Flickr app to replace ads with photos of your choice. Select photos from your own Flickr account or enter a keyword and create a slideshow from the public gallery.
Yelp
Not sure where to eat tonight or what bar is going to have a good happy hour after work? Replace ads with Yelp to discover the perfect place to go.
LinkedIn
Stay current with your professional network by replacing ads with your LinkedIn network updates including new connections and industry news.
Mashable
If you know social media, then you know that Mashable is the best way to keep your finger on the social pulse. Replace ads with the Mashable app to see the top headlines as they happen.
Twitter Trends
One of the greatest things about Twitter are the trending topics. Block ads with the Twitter Trends app and track global and US trends while you browse.
LinkedInJobs
Be alerted of jobs that you may be interested in by replacing ads with the LinkedIn Jobs app, which is updated every day.
Picasa Photos
With the Picasa photos app, you can replace ads with photos from your Picasa Photo albums and choose which images you want to see.