NOT ON THE LIST IN 2021
LINE is a communications app that allows you to make free voice calls and send free messages whenever and wherever you are, 24 hours a day!
Website: line.me
Cost: Free and premium versions
Availability: Download
Overall rankings in the 14 surveys: 2007-2020
| 2020: – | 2019: – | 2018: – | 2017: – | 2016: – | 2015: – | 2014: 94 |
| 2013: – | 2012: – | 2011: – | 2010: – | 2009: – | 2008: – | 2007: – |
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