Free games are all around us, but they may not be as easy to find as you’d think. We help you sort through the App Store to find the latest price drops and limited time offers so that you won’t have to spend a penny. Today’s free games include a little bit of space farming, a little bit of bird striking, and a whole lot of fun.

Free iPhone Games is a new feature on Gamezebo. Be sure to check back every day to discover the latest and greatest games that have just gone free on the App Store!

newsAcross Age EX – Across Age EX takes the epic action-RPG Across Age and offers up the first chapter for play. A featured app on back on April 11th, Across Age EX remains free despite the “one day only!” nature of the program. You can check out our review of the full version of Across Age here.

newsAge of Tribes – Lead a small group of natives from different peroids of history to safety by drawing platforms with your finger in a game reminiscent of Lemmings or Scribble. Normally $1.99, this one will be on sale today and tomorrow only, so be sure to act quick if you’re in the mood for strategy finger drawing.

newsAstro Ranch – Another spillover from the, Astro Ranch was the featured free game yesterday but continues to be free. Grow crops, raise livestock and then kick back, go fishing or make friends with the locals.Normally $4.99, there’s no better time to try your hand at space farming.

newsBird Strike – Launch Gerald the Bird into the air at high velocity and see how high he can go in this popular survival game. An entry in OpenFeint’s free game of the day program earlier this week, Bird Strike’s price has yet to return to the normal 99 cents.

newsSkyscrapers – A game of reflexes not unlike the Stacker machine you might find at the mall. Assemble famous buildings like the Empire State Building or the John Hancock Center. We reviewed this one back in March. Be sure to check out our full review here.

newsZombie Pizza – OpenFeint’s free game of the day for April 16th is a light-hearted horror puzzler where quick reactions are all that stand between you and a grisly fate. The official description claims that “Zombie Pizza is sure to satisfy lovers of zombie movies, puzzle games, and tasty pizza alike.” For the low low price of free, you’re not going to have to risk much to find out.