Endpoints: softphones

Your extension, wherever you are

A softphone turns a laptop or mobile into an extension on your switch: your office number on outbound calls, transfers and the directory to hand, and calls carried over data rather than minutes. Encrypted all the way to the switch.

Zoiper 5

Zoiper

Zoiper 5

A widely used SIP softphone for desktop and mobile with HD audio, video and TLS/SRTP/ZRTP encryption. The free edition covers everyday calling, with a paid Pro licence for advanced business features.

  • Windows, macOS, Linux, iOS, Android
  • Free edition, paid Pro licence
  • TLS, SRTP and ZRTP encryption
  • Video, presence and messaging
  • Provisioning for business deployment
Manufacturer's page
Acrobits Groundwire

Acrobits

Acrobits Groundwire

A mobile SIP client built for heavy business calling, with cloud push registration that keeps calls arriving without draining the battery.

  • iOS and Android
  • One-off purchase, no subscription
  • Push notifications via Acrobits SIPIS
  • TLS, SRTP and optional ZRTP
  • Multiple SIP accounts, transfer and conferencing
Manufacturer's page
Alianza Bria Solo

Alianza

Alianza Bria Solo

A polished desktop and mobile softphone from CounterPath, now part of Alianza, with Outlook and Google contact integration and cloud-managed account settings.

  • Windows, macOS, iOS, Android
  • Free trial, paid subscription
  • Up to 5 SIP accounts (paid plan)
  • Voice and video calling
  • Outlook, Google and mobile contact integration
Manufacturer's page
Linphone

Linphone

Linphone

A mature open-source softphone for voice, video and secure messaging, available free on every major desktop and mobile platform.

  • Windows, macOS, Linux, iOS, Android
  • Free, open source (GPLv3)
  • Voice, video and instant messaging
  • SRTP and ZRTP encryption
  • Remote provisioning
Manufacturer's page
MicroSIP

MicroSIP

MicroSIP

A lightweight, free Windows softphone built on the PJSIP stack, widely used with Asterisk and FreePBX for reliable everyday calling.

  • Windows
  • Free, open source (GPL v2)
  • Small footprint, low resource use
  • Voice and video calling
  • Works with Asterisk and FreePBX
Manufacturer's page
AG Projects Blink

AG Projects

AG Projects Blink

A full-featured desktop SIP client with Opus audio, HD video, ZRTP encryption, presence, file transfer and screen sharing.

  • Windows, macOS, Linux
  • Free on Windows and Linux
  • Opus audio, H.264/VP8/VP9 video
  • ZRTP and TLS encryption
  • Presence, chat and screen sharing
Manufacturer's page

Working away from the desk?

We will set up the softphone for each user and provision it from the switch.