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VENTUREGAPS
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Signal

FREE

Encrypted messaging app with privacy-first design

Communicate securely without exposing messages to third parties

VG SCORE
9.5
CLOUD (SAAS)

Product Details

CompanySignal
HeadquartersMountain View, California, USA
Founded2014
PricingFree
Free TrialAvailable
DeploymentCloud (SaaS)
Learning CurveModerate
Integrations6 available

■ INTELLIGENCE BRIEFING — Weekly tool drops. No spam.

PROS & CONS

STRENGTHS

  • Messages are end-to-end encrypted by default, ensuring strong privacy for all communications.
  • It is a non-profit, open-source project, aligning its incentives with user privacy, not data harvesting.
  • Features like disappearing messages and screen security offer granular control over conversation longevity.

WEAKNESSES

  • Requires a phone number for registration, which can be a barrier to anonymity for some users.
  • Smaller user base compared to mainstream apps can limit its utility for general communication.

KEY FEATURES

E2E Encryption

All communications encrypted so only sender and recipient can read

Disappearing Messages

Set messages to auto-delete after chosen time period

Sealed Sender

Hide metadata about who is messaging whom from Signal servers

Screen Security

Prevent screenshots and app previews from capturing messages

WHO IS Signal BEST FOR?

Privacy advocates

Communicate securely without exposing messages to third parties

Journalists

Protect sources and communications with verified encryption

INTEGRATIONS

Desktop AppiOSAndroidiPadSignal ProtocolStories

TECHNICAL DETAILS

LEARNING CURVE
MODERATE — FEW HOURS
FREE TRIAL

AVAILABLE

FIELD REPORTS (0)

No field reports yet. Be the first to review Signal.

DOSSIER

COMPANY
Signal
HQ
Mountain View, California, USA
FOUNDED
2014
LAST VERIFIED MAR 27, 2026

FILED UNDER

PRICING MODEL

BEST FOR

Privacy advocatesJournalists

FEATURES

FINAL ASSESSMENT

APPROVED — WORTH YOUR TIME