A method for text capture with matter association is provided. The method includes, responsive to a user entering one or more telephone numbers of one or more mobile text-enabled devices of other users to engage in a message exchange therebetween, receiving an additional phone number for message capture that uses a Short Message Service (SMS) Application Programming Interface (API) synchronized with a remote message capture device. The method further includes receiving a matter number dynamically specified for the message exchange. The method also includes capturing, by the remote message capture device using the SMS API, message content and metadata for messages of the message exchange. The method additionally includes storing the message content and the metadata associated with the matter number in a searchable remote message repository.