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Website preview · signal.org
About Signal
Popularity
#2,339
worldwide today
Best #2,268 on Oct 27
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Signal alternatives
See all →TextNow
Get a free phone number for unlimited calling and texting.
LINE
Send messages and make free voice calls.
Truecaller
Identify unknown callers and block spam calls.
Zoom for Government
Provide secure video communications for U.S. federal agencies.
Mail-in-a-Box
Deploy your own personal mail server easily.
Verizon
Get wireless, internet, TV, and phone services.
Signal FAQ
What is Signal?
Signal is a free, open-source messaging application designed for privacy and security. It offers end-to-end encrypted text messages, voice calls, and video calls.
Is Signal free?
Yes. Signal is free to use.
What platforms does Signal support?
Signal is available on Web, iOS, Android, macOS, Windows, and Linux.
What are the best Signal alternatives?
Popular alternatives to Signal in Communication include TextNow, LINE, Truecaller, Zoom for Government, and Mail-in-a-Box. Compare them side by side on Zivvi.