Threema

NOT ON THE LIST IN 2018

Threema end-to-end encrypts all your communications

Website: threema.ch
Cost: Commercial
Availability: Download app

Past Overall Rankings
2017: 131   2016: –   2015: –   2014: –   2013: –   2012: –   2011: –   2010: –   2009: –   2008: –   2007: –

(Total visits since 24/9/18: 1)