The first one.......

Continuation of 3rd Para
Twitter Mail – It is used in any mobiles to send emails.
Twitteresce – It is the application which can be used in Java J2ME enabled phone.
Twitter SMS – It is used in the phone that supports sending text messages.
ceTwit – It is the one which can be used in Windows Smart Phones.
Jitter – It is the one which can be used in all the phones which supports Java.
MobileTwitter – This application can be used in phones like iPhones or iPod touch.
Twitter Mobile Home – It is the one which is used while we are in web using mobile phone.
Continued later...