App Store (iOS): https://apps.apple.com/br/app/signal-mensageiro-privado/id874139669
Play Store (Android): https://play.google.com/store/apps/details?id=org.thoughtcrime.securesms&hl=pt_BR&gl=US
App Store (iOS): https://apps.apple.com/br/app/signal-mensageiro-privado/id874139669
Play Store (Android): https://play.google.com/store/apps/details?id=org.thoughtcrime.securesms&hl=pt_BR&gl=US