Signal MAU is probably in the low two digit million range (probably because there are no public data), while Whatsapp MAU is 2 billion as of March [1]. So Signa

Signal MAU is probably in the low two digit million range (probably because there are no public data), while Whatsapp MAU is 2 billion as of March [1]. So Signal has maybe 1% of Whatsapp's market share. [1]: https://www.statista.com/statistics/260819/number-of-monthly-active-whatsapp-users/ https://www.statista.com/statistics/260819/number-of-monthly...