a private companion

Clarity is protection.

A private emotional safety companion designed to help people recognise unhealthy relationship patterns, strengthen personal safety, and make informed decisions with confidence.

Emotional safety. Relationship clarity. Empowered choices.

Sister Signal — Clarity is protection

what it does

A quiet toolkit for clarity, safety, and emotional steadiness.

our mission

Sister Signal was created from lived experience.

We provide accessible tools, education, and emotional clarity for individuals navigating confusing, unhealthy, or emotionally unsafe relationships. We believe information, self-trust, and awareness can help people make empowered decisions about their future.

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designed quietly

Built for privacy. By design, not by accident.

Sister Signal is a safety tool first. Every design decision is filtered through one question: would this be safe if someone took the phone right now?

Full safety & privacy commitments

Privacy-first design

What you write stays in your account. We collect the minimum needed to serve you.

Optional anonymity

Use Sister Signal without an email or name. A device identifier is enough.

Quick Exit

One tap disguises the app as a calculator. Useful when someone walks into the room.

You control your information

Export, delete, or pause your data at any time. No dark patterns.

collaborate

For DV organisations, shelters, and advocates.

If your work helps survivors, we'd love to find ways to support each other.

Get in touch

support the mission

Donate to keep Sister Signal free.

Every gift helps a survivor access tools, education, and clarity without paying a cent.

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