Back in October last year, you may remember that Google announced a slew of updates for its Hangouts Android app, including SMS integration. This basically meant that you send both SMS messages AND Hangout messages from the app. This feature shall remain. However, Google also had a separate_SMS for Hangouts feature (only available in some countries), letting you add your phone number to receive messages from Google+ Hangouts as an SMS. This was essentially aimed at feature-phone users in developing markets across parts of Asia and Africa, where internet penetration may not be what it was elsewhere in the world,...

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