b123400 has Maha (iTunes Link) for the iPhone and iPod Touch in the iTunes App Store for FREE for a limited time.

Maha is a “Metro-style” Twitter client, focusing on animations and interface. Other apps give you themes to select, but never give you a full customization. Maha allows you to pick whatever color you want, tune your client with your taste! With gorgeous animations, this app is also lightning fast , which can perform smooth animations even on iPhone 3G, give you another level of user experience.