Zfone

is a new secure VoIP phone software product which lets you make encrypted phone calls over the Internet.

Software · by Phil Zimmermann · zfoneproject.com

Open Zfone in AirStack

What Zfone’s own pages say

What it says it doesis a new secure VoIP phone software product which lets you make encrypted phone calls over the Internet. zfoneproject.com
IntegrationsSIP/RTP phone zfoneproject.com
Free planYes zfoneproject.com

Each value is a quote AirStack found on the product’s own pages, read 2026-11-05. A missing field means AirStack has not found it on its pages.