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Version: alpha

Platforms: Android

Categories: Internet & Communications

Upload date: 13 Apr 12

Developer: The Guardian Project

License: Freeware

Downloads: 48
File Size: 5426 Kb
Download Free OSTel 

Rating: 4.0/5 (Total votes: 5)

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OSTel - The Android app is based upon the open-source CSipSimple application, which utilizes the pjsip and Zorg libraries to provide transport and media encryption and verification.

This service is a public testbed of the Open Secure Telephony Network (OSTN) project, with the goal of promoting the use of free, open protocols, standards and software, to power end-to-end secure voice communications on mobile devices, as well as with desktop computers. Other OSTN instances include Tanstagi and

Visit to learn more about the Open Secure Telephony project and to sign up to become a test user.

Like it? Share with your friends!

Supported operating systems: Google Android 1.0, Google Android 1.5, Google Android 1.6, Google Android 2.0, Google Android 2.1, Google Android 2.2, Google Android 2.3, Google Android 3.0, Google Android 3.1, Google Android 3.2, Google Android 4.0, Google Android 4.1, Google Android 4.2, Google Android 4.3, Google Android 4.4, Google Android 5.x, Google Android 6.x

Other Software by developer «The Guardian Project»:

Safe internet browser that redirects traffic through the Tor network to protect your anonymity when surfing the web and to enable access to blocked websites
Orweb: Proxy+Privacy BrowserOrweb: Proxy+Privacy Browser
Orweb is a privacy enhanced web browser that support proxies
Proxy Mobile - Firefox AddonProxy Mobile - Firefox Addon
Simple Firefox add-on for controlling HTTP, SOCKS and SSL proxy settings

» show more


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