NEW ENTRY ON THE LIST IN 2021
Free and secure calls and messages to anyone, anywhere
Website: www.viber.com/
Cost: Free
Availability: Online
Ranking on the 2021 sub-lists
Top 150 Tools for Personal Learning: 73 |
Top 150 Tools for Workplace Learning: – |
Top 150 Tools for Education: 39 |
Overall rankings in the previous surveys: 2007-2020
2020: – | 2019: – | 2018: – | 2017: – | 2016: – | 2015: – | 2014: – |
2013: – | 2012: – | 2011: – | 2010: – | 2009: – | 2008: – | 2007: – |