NOT ON THE LIST IN 2019

Citavi is a reference management, knowledge organization, and task planning solution.

Website: citavi.com
Cost: Free and premium versions
Availability: Online. Download app

Past Overall Rankings
2018: –    2017: 191    2016: –    2015: –    2014: –    2013: –
2012: –    2011: –        2010: –    2009: –    2008: –     2007: –

Comments from some of those who selected Citavi as one of their Top Tools

“organizes my literature & knowledge” Frank Waldschmidt-Dietz, Germany