The TETRIS game for iOS has been updated with improved One-Touch controls, an enhanced visual interface, and Facebook integration.
DISCOVER THE ALL-NEW TETRIS GAME! Don’t miss one of the bestselling mobile games of all time – now with more features than ever before. Play the world famous Tetris game you know and love with improved controls and all-new social features.
FEATURES: • MARATHON MODE – We’ve added all-new controls so you can stack like a pro. Choose between lightning fast One-Touch, original Swipe controls, or the innovative new Drag-and-Place option to keep clearing those lines.
• TETRIS GALAXY – Try this new multi-level mode! Clear to the core as you drop each Tetrimino with split-second intensity and use power-ups to transform the blockade below!
• TETRIS RANK – Keep a tally of every line you’ve ever cleared.
What's New In This Version: THE TETRIS GAME IS BETTER THAN EVER! We’ve improved the One-Touch controls, enhanced our visual interface, and more.
Now you can… • Connect with friends on Facebook • Climb the ranks on the Facebook Leaderboards • Brag about achievements and new levels on your Facebook Newsfeed
You can purchase TETRIS from the App Store for $0.99.
I might have missed something but the game is $2.99 for the iPad. This article says it is .99 for iOS which implies it's the same price for iPad or iPhone. Not necessarily the case.