OpusTel swiss secure phone App

Emil Urs Loeliger
Aug 24, 2025
  • 88.0 MB

    File Size

  • Android 7.0+

    Android OS

About OpusTel swiss secure phone App

OpusTel is the swiss based phone App protecting against global mass surveillance

OpusTel the phone App protecting You and Your friends against global mass surveillance.

Swiss-based OpusTel is a trademark of Telephoenix AG / Ltd.

OpusTel is the mobile phone for Android (and iOS) permitting one to use a real Swiss telephone number, e.g. 0041 41 520 60 00. It allows one to make and to receive secure VoIP calls from any Android device using 4G/3G/UMTS/Wi-Fi Internet connectivity. It was developed with a focus on Swiss privacy, superior audio quality, and low rates, with landline telephone-number tariffs. For more information, see https://opustel.ch/en/home

Those interested in OpusTel may purchase the right to use a Perk (Voucher) from crowd-funding Indiegogo https://indiegogo.com

Features:

1. Encrypted incoming and outgoing calls

2. HD high-definition audio quality with Opus and G722 codecs

3. Free global calls from OpusTel to OpusTel App

4. Low-cost global landline tariffs (typically 2.9 U.S. cents / 2.9 Swiss Rappen per minute)

5. Easy transfer calls to any telephone number (attended or direct)

6. Ability to record incoming and outgoing calls

7. Conference calls

8. Automatic language selection (localized to 15 languages like EN, DE, FR, IT)

9. Address book integration same as for mobile number

More information: https://opustel.ch/en/home

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What's new in the latest 5.6

Last updated on 2025-08-25
App stability enhancement

OpusTel swiss secure phone App APK Information

Latest Version
5.6
Android OS
Android 7.0+
File Size
88.0 MB
Available on
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Security Report

OpusTel swiss secure phone App

5.6

The Security Report will be available soon. In the meantime, please note that this app has passed APKPure's initial safety checks.

SHA256:

07a605c07042eff29195b84c7aa11b7f3bd3b0bf5d095bbce3d50fe85e8e3d22

SHA1:

9b6180679d05a887b6abf28c57dc0889dab9772e