Privacy-First · iOS
Relationships,
tended with care.
Roster is the app for people in polyamorous and open relationships. Keep your connections, check-ins and feelings in view — local on your device, no account, no tracking.
What's inside
Five rooms, one clear head.
Each tab in Roster takes over a part of the mental load that multiple relationships bring.
Connections
Every relationship in one place — with type, protection status and a quick contact log.
Polycule Map
Your relationship web as a living map. You at the center, every connection colour-coded by type.
Wellness
Keep STI tests and check-ins in view — discreet, local, seen by no one but you.
Reflection
A journal for jealousy, compersion and everything between. To sort, not to judge.
Insights
Gentle patterns over cold numbers: where you invest energy, where things go quiet.
Vio
Your little companion who checks in on you — gentle, casual, or brutally honest.
Safe Call
Set who steps in beforehand — and a deadline by which you check in.
Notifications
Discreet reminders that know when to show up — and when not to.
Vibe Radar
A quiet indicator per connection — see at a glance who needs attention right now.
Pricing
Fair, honest, cancellable.
The basics are free. Premium unlocks the map, wellness, insights and more.
To try it out.
Includes 3 days free.
Save over 50% vs monthly.
FAQ
Common questions
Who is Roster for?
People in polyamorous, open or otherwise ethically non-monogamous relationships who want to stay on top of things — without spreadsheets, without tracking.
Does Roster store my data in the cloud?
No. Roster is local-first: your data lives on your device. There is no Roster backend and no tracking.
Do I need an account?
No. Download the app and start. No sign-up, no email required.
What does Roster cost?
The basics are free. Premium is €0.99/week, €2.99/month (with a 3-day free trial) or €29.90/year.
Which devices does Roster run on?
Roster is a native iOS app for iPhone, built with SwiftUI. Available in German, English, Spanish, Dutch, Danish and Swedish.
What is Vio?
Vio is your personal companion inside the app — a gentle inner voice that checks in with you daily. Sometimes light, sometimes deeper. Vio retains nothing long-term; everything stays on your device.