There is no online mode so this is for local multiplayer or single CT-ART may be the most comprehensive chess instruction app out there.
Take no prisoners and protect your King at all costs! Brought to you by the makers of Words with Friends, Chess with Friends Free is the best.
Top ios apps for multiplayer chess in AppCrawlr! Best Multiplayer Chess apps for Android "BY FAR the best online multiplayer Chess on the App Store".