Используйте приложение APKPure
Историческую версию REST SMS Gateway можно получить на Android
Это приложение позволяет автоматизировать задачи с помощью REST API, то есть отправлять, синхронизировать и просматривать SMS
This apps allows to change your phone into SMS Gateway. Thanks to REST commands sent from your computer you can send and view existing messages. Private SMS Gateway allows you to do independent SMS Marketing (bulk SMS sending), backup your messages or anything you would like to do. This app is the easiest way to do your task automation, SMS sync & send. Just install, press button Start and enjoy!
A detailed manual is available inside :)