Igloo Signer

Igloo turns your phone into a FROSTR threshold signer for Nostr. Import credentials by QR, run and track signer activity in real time - find out more https://frostr.org

Igloo is a mobile companion for Frostr threshold signing on Nostr.

With Igloo, your iPhone can operate as a signing node in a threshold group. The app focuses on clear onboarding, signer visibility, and day-to-day operational safety.

Key features:

• Import credentials using QR scan or manual entry
• Run your phone as a threshold signer node
• View peers and check connectivity
• Monitor signing sessions and logs
• Use Demo Mode to explore the app without production credentials
• Store credentials on-device with platform secure storage

Important notes:

• Igloo responds to valid threshold signing requests from your peer quorum.
• Igloo does not independently initiate signatures.
• iOS uses a background audio/soundscape mechanism to keep signer processing active when the app is backgrounded.