For the past several years both macOS and iOS have TOTP built into the password manager. It’s non-obvious how to set it up and doesn’t auto-prompt readily like

For the past several years both macOS and iOS have TOTP built into the password manager. It’s non-obvious how to set it up and doesn’t auto-prompt readily like password management does, but I’ve moved all of my TOTP over and have a backup, it’s synced to all my devices, and I don’t need a dedicated TOTP app.