One option is offered by Dexrex, a company that is providing the means to backup these messages and SMS online. Support are a wide variety of clients and networks including Skype, Windows Live, AOL, Yahoo, Jabber, ICQ, Blackberry and Google Talk. It is possible to sign in with the network accounts at the Dexrex website to initiate the backup of the data. Some users might be concerned about security and privacy.

There is obviously always a risk when entering data in third party websites. Dexrex uses the https protocol to transfer data between the client computer and the server. Backups can either be started using the Conversation Importer, a Java program that can import old conversations, or so called Extensions which run in the background and import messages in realtime.

The conversations are available online after transferring them to the server. It is for example possible to search the conversations, use filters to filter by contact or date or to share conversations with trusted users. It is even possible to edit conversations online. SMS archiving is currently only supported for Blackberry cell phones. Users need to download an application to their Blackberry to backup the SMS.

Dexrex provides an easy way of backing up conversations and SMS from Blackberry devices. It can be a a useful services for users who work with multiple computer systems and messengers.