Используйте приложение APKPure
Историческую версию SecuredSMS можно получить на Android
Application allows to code the text to be sent. To code your text you will need to type the password.
The receiver has to know the password to unlock the text. Text can be sent to multiple phones.
Что нового в последней версии 1.4
Last updated on 15/08/2016
Extended for earlier versions of Android.
Selecting only people having cell phone.
Загрузка перевода...
SecuredSMS
1.4 by eDataRun
15/08/2016