For Government & Military

REDCOM Secure Client

Secure Command & Control app for Windows & Android

Delivers powerful UC functions - including voice, video, and chat with presence - from the convenience of your PC, smartphone, and tablet.

REDCOM Secure Client

The REDCOM Secure Client is a C2 softphone for Windows® and Android™ devices with robust voice, video, and chat support. When coupled with the REDCOM Sigma® C2 software platform, the REDCOM Secure Client delivers unique and powerful features with an easy-to-use interface for users at the tactical edge and DIL environments.

Cloud Secure Communications

Secure Communications

Protect critical communications by taking advantage of the REDCOM Secure Client’s powerful 2048-bit RSA encryption for voice, video, and chat. The REDCOM Secure Client for Android™ also features FIPS 140-2 validated encryption.

VoLTE voice over lte with softphone and ptt

Integrated push-to-talk (PTT)

Built-in push-to-talk technology enables the REDCOM app to key a radio in the network. Where the endpoint isn’t a radio gateway, the PTT function can mute/ unmute communications, ideal for noisy environments.


Full MLPP support

The REDCOM Secure Client features support for industry-standard Multi-Level Precedence and Preemption (MLPP), including call forwarding and call transfer, to ensure that the most important calls get through during crisis situations.

Open standards

Built on open standards

As a SIP-based softphone, the REDCOM Secure Client is interoperable with industry-standard devices. Extend the value of REDCOM Sigma® call control platform by bringing the power of unified communications to your PC or mobile device.

softphone app with an intuitive user interface

Intuitive user interface

The REDCOM Secure Client’s user interface focuses on human ergonomics for maximum accessibility. Multitasking support enables you to receive incoming calls on the REDCOM Client while using other apps.

Dual Registration

Dual registration for survivability

The REDCOM Secure Client supports true dual registration to two independent SIP servers.