I. Introduction
One of the tasks of a Digital Forensic Investigator is examining a mobile phone. Today a mobile phone is not just for calling, it is more and more expanding towards a little portable computer. The owner of the mobile phone carries a lot of private information in his pocket and in a lot of criminal investigations this private information could be the key to solving the crime. Besides, in the market and literature there are many forensic software that the digital investigators can use in acquisition forensic artefacts from mobile phones. Depending on the brand and type of the mobile phone, relevant information will be extracted. For the digital investigator it is impossible to know for each specific mobile phone which software is the best to investigate.