Abstract:
The purpose of this study was to e assess the usefulness of digital tools in improving the effectiveness of
crime investigation in Tanzania Police Force. The study has three objectives namely; to examine the
current digital tools used by Tanzania Police Force in crime investigation, to determine the effectiveness of
digital tools in improving crime investigation, to find out the extent to which technical, legal and human
factor hinder the effectiveness of crime investigation. The study was conducted at the PHQ- which is
located in Dodoma. The study was guided by the Integrated Digital Investigation Model (IDIP) and
employed the descriptive survey research design and the mixed research approach. In this study, data
were collected using questionnaires, interviews and observation. Quantitative data were analyzed through
descriptive statistics and qualitative data were analyzed through content analysis. Findings indicated that
there are different digital tools used by Tanzania police in crime investigation which are hardware and
software, these digital tools are Magnifying glasses-Finger print, CCTV Camera, Video Spectral
Comparator, Computer Machine, Spy camera: Voice recorder: Criminals Database, Deoxyribonucleic acid
and Call Detail Record. The findings further indicated that through the use of digital tools, there is no more
case delays, evidences are provided on time, has reduced biasness, improved information sharing, allows
in-depth analysis of the digital evidence, requires few investigators, improves transparency in crime
investigation, improved trust to the public, makes crime evidence precise and that crime investigation can
be done from far. Finally, it was finding out the extent to which technical, legal and human factor hinder the
effectiveness of crime investigation. It was recommended that the government should purchase more
digital tools since they were essential in crime investigation. Digital tools should be available in all the police
stations to simplify the process of crime investigation. Police officers should be sensitized on the use of
available digital tools in crime investigation. It was concluded that more training should be done to the
police officers on how best they can use the digital tools in crime investigation. The recommendation was
made that the government through the Ministry of Internal Affairs should enact policies and laws that allow
the police officers to conduct the crime investigation procedures through any digital tool. It was
recommended that the Tanzania police force should have more digital tools expert so that they are used to
recommend for the purchase of quality and useful tools as well as maintenance of the tools