A range of software is available for systematic reviews, especially to support screening and data extraction but also for other stages of the process. Specialist systematic review software may also contain functions for machine learning, data-analysis, visualisation and reporting tools. It is also possible to use reference management software or Excel for some of the stages of reviewing.
Covidence has a free trial with a limited amount of records and reviewers, and then requires an annual subscription.Can be used for screening and to support data extraction.
Rayyan is a freely available software that can be used for the screening process and has other features such as text mining tools.