Neutron Guard

Neutron Guard is a secure mobile app designed for signing Partially Signed Bitcoin Transactions (PSBTs) using QR codes. FEATURES: • Hardware-backed key storage with biometric authentication • QR code-based transaction signing for air-gapped security • Multisig support following BIP-174 PSBT standards • BIP-39 mnemonic seed generation and backup • Multi-language support • Dark/Light theme support • Advanced security features with auto-lock SECURITY FIRST: Neutron Guard prioritizes security above all else. Your private keys never leave your device and are stored in hardware-backed secure storage when available. Biometric authentication ensures only you can access your funds. MULTISIG READY: Built for multisig workflows, Neutron Guard can participate as a cosigner in complex Bitcoin transactions while maintaining the highest security standards. OPEN SOURCE: Neutron Guard is open source and auditable, ensuring transparency and trust in your Bitcoin security solution.