No specific info about version 2.4. Please visit the main page of Rambox on Software Informer.
It enables Lenovo to send important messages to you across the internet.
Facilitates instant messaging and alerts on a local network
PopMessenger is a network-messaging program for chat and file exchange.
NotePager Pro helps you send sms or text message to anyone, anywhere.
Message Companion lets you send the same bulk message to multiple contacts
PageMaster is a Windows application that sends text messages to cellphones.