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Apps with 'Encrypted calls' feature

  1. Signal is a messaging app with an unexpected focus on privacy, combined with all the features expected from a modern IM app. Signal has received a lot of praise from all around the world for its security and privacy-respecting technologies.
    • FreeProprietary
    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Android Tablet
    • HUAWEI AppGallery
    • Windows Phone
    • iPad
    • Apple Watch
    • Linux Mobile
    • Android Wear
    • PortableApps.com
    • FreeBSD
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    Telegram is a messaging app created by former VK creators with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful.


  2. Element is a secure collaboration and messaging app based on the Matrix protocol. It’s decentralised to deliver digital sovereignty, and based on an open standard for easy connections and interoperability. It is end-to-end encrypted by default.
  3. Wire is the most secure collaboration platform featuring messenger, voice, video, conference calls, file-sharing, and external collaboration –all protected by the most secure end-to-end-encryption.
  4. Threema is a new mobile messaging app that puts security first. With true end-to-end encryption, you can rest assured that only you and the intended recipient can read your messages.
    • FreeOpen Source
    • Android
    • Android Tablet
    • F-Droid
    • Mumble
    More
    Mumla is an open source Mumble voice chat client for Android 4.0+
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  5. FortKnoxster is a multidevice easy-to-use private and secure messaging, calling, crypto wallet and cloud storage, using advanced end-to-end encryption and leveraging on blockchain technology.
  6. With group calls up to 256 users, Video4sure is an easy way to make video calls or setup group meetings. No need to register, install or pay. As soon as you visit the home page, it generates a unique invite link that you can share with your contacts.
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  7. Silent Phone – Secure Encrypted Video & Voice Mobile Phone Calls
  8. Cloud-based phone centre solution with 50+ advanced call features, ready to use in a minute. CloudTalk helps more than 1000 smart companies as DHL, Electronic Star, Yves Rocher deliver exceptional customer support & boost their sales.
  9. SafeSwiss The world’s most effective end to end encryption security solution including P2P Voice, encrypted email, encrypted storage, ephemeral text chat, docs share & group chat for mobile phone devices and PC's.
    • FreemiumProprietary
    • Mac
    • Windows
    • Android
    • iPhone
    • iPad
    More
    Whistle Phone is an app for calling or texting your family and friends for free over Wifi or your mobile data plan.
  10. Encrypted & Secure calls for everyone! App available on iOS & Android.