TOTPBOX is a local-first authentication companion that manages your TOTP two-factor codes while guiding you toward modern Passkeys. Unlike password managers that bolt on TOTP as an afterthought, TOTPBOX focuses exclusively on authentication factors. Your secrets are encrypted with AES-256-GCM on-device — master keys never touch a server. What makes it different: Passkey migration built in Recovery Code Vault Browser auto-fill Stores TOTP secrets and recovery codes, never passwords