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    • Free, Worldwide, Encrypted Phone Calls for iPhone

    By Signal Blog July 29, 2014 · Edited February 5, 2026
    At Open Whisper Systems, we want everyone to have access to advanced secure communication tools that are as easy and reliable to use as making a normal phone call or sending a normal text message.

    At Open Whisper Systems, we want everyone to have access to advanced secure communication tools that are as easy and reliable to use as making a normal phone call or sending a normal text message.

    Over the past year, we’ve been working to bring the privacy software we’ve developed for Android to the iPhone, and today we’re releasing Signal (https://itunes.apple.com/app/id874139669) – free, worldwide, encrypted voice calls for iPhone, and fully compatible with RedPhone for Android.

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